JBL PRX915 15 Inch Two Way Full Range Main System Floor Monitor with Bluetooth User Manual

June 13, 2024
JBL

PRX915 15 Inch Two Way Full Range Main System Floor Monitor with

Bluetooth

Product Information

Product Name PRX915
Version A – 09/22
Product Type 15 Two-Way Full-Range Main System/Floor Monitor with

Bluetooth

Product Usage Instructions

  1. 1. Unpacking and Setup:

1. Open the packaging and take out the PRX915 speaker
system.

2. Carefully place the speaker system in the desired
location.

3. Connect the power cable to the speaker system and a power
outlet.

4. Optionally, connect a Bluetooth device to the speaker system
for wireless audio playback.

  1. 1. Operation:

1. Turn on the speaker system by pressing the power button.

2. Adjust the volume using the volume control knob.

3. Use the Bluetooth pairing feature to connect your Bluetooth
device to the speaker system.

  1. 1. Maintenance and Troubleshooting:

1. To clean the speaker system, use a soft cloth and mild
detergent.

2. If you encounter any issues with the speaker system, refer to
the service manual for further assistance.

Version A – 09/22
Service Manual
PRX915
15″ Two-Way Full-Range Main System/ Floor Monitor with Bluetooth

Table of Contents

PRX915 Service Manual Version A – 09/22

Exploded View Diagrams System Architecture Diagram
Amplifier Schematics Bill of Materials

2

Exploded View Diagrams – Speaker System

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PRX915 Service Manual Version A – 09/22

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PRX915 Service Manual Version A – 09/22

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Table of Contents

System Architecture Diagram

PRX915 Service Manual Version A – 09/22

Table of Contents

5

Schematics – SMPS Board

PRX915 Service Manual Version A – 09/22

1

2

3

4

5

6

7

8

1

! AC LV

A

AC_LV

i 1

F1 2

LV1 250V

2

J5

AC IN

2 LV2 1

RT2

1

NV2 NV1 AC_NV
!

Connect together through the screw holes

B

R69 820K

LV
R416 820K

D2 RSB6.8SM

R85 ZD2

2

Heatsink 1

R67 R68 820K 820K

! AC LV i

R74 R75 820K 820K
i
! AC NV

CX1 0.47UF

E_GND

100

U34 1 EL817S1(C)(TA)-F 4

C61

1000PF

502V

3

3

4

ZCDA R66

22K

1

!

! AC LV i

N1

1

15A
L2 Value

CX3 0.47UF

3

!

AC LV i

LV

P_HV i

1

2

N2

L7 Value

3

BD1 2

4

CX4 0.47UF

0

!
VAC

PFC_4

L4
! 3
2

8

P_HV

C52
630V .01UF

i

C54 1UF 630V

C55 0.10UF

GDA

R71

R72

68

33

Q11 1

N1

1

4

N2

2

MMBT4403LT1G

i

!

AC NV

CY1

! CY2

0.001U 0.001U

NV i
! AC NV

RT3 1

2 NV-2 i P_G

i

K1

P_G

3

R78

NC

R81

0.01OHM

RELAY

RELAY

R82 0.01OHM

9

E_GND

PFC_18V

i

i

5

2

R114

220

1

M3.3V
R131 220K
1

2

Q2 MMBT4403LT1G

R115 220

PFC_15V

R120

10K

D23

3

1N4148WS 1

C68 1.0UF

R124 10K

50V

2

Q18 MMBT2222A-7-F

ZCDB R95 22K

!

8

L5

3 2

GDB

R104 68

R105 33

R391 1K C110 1000PF 50V

R392

33K

3

R127 100 AC_DET

AC_DET

PGND

1
Q17 MMBT4403LT1G

9

3

2

R332 47 C281 100PF
2KV R333 47

PGND 4 5

P_HV i

D35 1
3

4

Q10 LSE65R125HT

1

C1 1000PF

2

3

3

R80 10K
i P_G

R334 47 C282 100PF
2KV R335 47

PGND P_HV

4

i

5

D59 1
3

Q15 LSE65R125HT

4

GDB_B 1
R119 10K

3

C202 1000PF

R76 820K

R417 820K
NV

GND

PFC_380V

1206 PFC_390V 1206

R96

i

R97

1206 R98

R108 NC

PFC_15V

1.2M

1.2M

1.2M

3

Q14

R100 300K

NC

R106

1

C

0

6

PFC_15V

2

Q4B

4

1206 VAC 1206

VAC

R110 i R111

1206 R112

2

MMDT4413

1

5

Q4A

MMDT4413 R388

ZCDB C66

ZCDA C67

R122 1

1.2M

1.2M

1.2M

C78
680PF 50V

R113 100K

3

R384 47 47K
R387

47PF 50V

47PF 50V

AGND

C133
.10UF 50V

C314 10UF

R125 0

2

3

Q19 NC
1 R126
NC

PFC_15V

AGND

PFC_VINAC

33K VSENSE
PFC_COMP
HVSEN

1 2 3 4 5 6 7 8

ZCD_B VSENSE TSET PHB COMP AGND VINAC HVSEN

ZCD_A VREF GDA PGND VCC GDB CS BRST

16 15 14 13 12 11 10 9

PGND GDA

VREF

GDB

R123 220

R133 R389 R116

C165

R132 56K

C99 3300P 50V

C69 1000PF

33K NC
47K

C70
22PF 50V

R129 133K

R134 NC

R87 30K
C63 1uF

C226 0.068U

U22 PGND

4.7UF 25V
C71 .01UF

D

50V

TP27

50V

PGND

P_HV i

PFC_390V1 PFC_390V2

PFC_3 PFC_380V

A 4

C46 C47 C48 .01UF 630V 630V
630V .01UF .01UF

C49 1UF 630V

C50 330UF
450V

+ C51 330UF 450V

PGND1 PGND4

PGND2

PGND

4 B

For EMC Debug

Not adding to BOM

PFC_380V

C57

C58

C59 C60

NC

NC

NC NC

C

PGND

D

AC LOW START UP Change to 0402 size

AGND

1

2

3

4

Client 5

PRX900

Product: PRX900 Series

File Name: P1-PRX900 RECTIFIER&PFC_PVT_20220609.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 1 of 11

6

7

Description of Changes/Notes Rev. 8

6
Table of Contents

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

PFC_15V

R1

15V

!

FSET

10 C113
4.7UF R2 25V

C283

.10UF 50V

D1

PFC_380V

PFC_380V

PGND3

0.001U CY5

!

CY6

4

A

3.3K

Q1

470PF

A

R5

C3

1M

.47UF

16V

C2 1000PF

PGND

RS1ML
R4 4.7

R3 68

R8

LSE65R125HT 1

2

33

C203 1000PF

PGND

GND

R6

220

C4 100PF

3

C5 1.0UF

PGND

i P_SW

1

Q12

250V R9

220

R10

U1

VFB

R15

2.4K

R13 16K

R14

2.4K

C13

C8 330PF 50V
FSET R16 10K
BO OVP

1K

HR1001AGS

1 2 3 4 5 6 7 8

SS TIMER CT FSET BURST CS BO LATCH

BST HG SW NC VCC LG GND HBVS

16 15 14 13 12 11 10 9

C112 .47UF 50V

i P_SW

P_SW

MMBT4403LT1G LLC_SW

i

R19 R20 33

3

R11 10K
Q3 LSE65R125HT

C14 15PF

68

2

1

500V

4

P_SW i
C20P4_SW 1000PFi

5 N1
3

!
19 N2
17 16

D3 TPMR10G
D4
TPMR10G

GND

DC_+60V1

SMPS_+60V

C12 1.0UF R17 R18 100V 39K 39K

+ C9 + C11

1000U 1000U

80V

80V

+ C307 1000U 80V

TP21

100PF

1

OCP

3

C22 C23 OCP

R25

R26

75

220PF 220PF

0

C15 .22UF
25V

C16 R24 .01UF 1M
50V

D7 1N4148WS

Q13 MMBT4403LT1G
R27 10K

3

C24

C25

0.068U 0.068U

1KV 1KV

N3 13 15

D6 TPMR10G D9

C18 R22 R23 39K 39K
1.0UF 100V

+ C20 1000U 80V

C21 + 1000U

+ C308 GND 1000U

80V

80V

DC_-60V1

SMPS_-60V

500V 500V

R29

C26

TPMR10G

56

220PF

50V

GND

R30

220

14 C27 100PF

B

250V R31

220

B

PFC_380V R32

R33

R34

GROUND SYMBOL

PGND

T1

OTP

GND

R36

1K

FLOAT_12V

2.2M 1206

2.2M 1206

2.2M 1206

3

2

Q5

R38

NC

1 R39

47

PFC_15V
P_HV i

!
VFB 4 U2
C28 100PF 3 50V

1
C139 R40 1K
2 NC

SMPS_+60V
R409 47

D10 BZT52-B2V4
Value D11

Q6

MMBT3904WT1G

2

3

R41 68K

EL817S1(C)(TA)-F

R42

1

R43

R44

47K

BZT52-B2V4

10K

PGND

4.7K

C29

C30

R45

10K

3300P R289

.033U

3MMBT3904WT21G

1

PGND

C31

50V

47K

100V

C32

.33UF

C33

Q7

U3 2 25V

.033U

.10UF

TL431AQDBZ

100V

50V

1

R47

C34

3

Primary OTP
C

PFC_15V R49
C37 1

R48

10K

2K

SMPS_-60V

.10UF 50V

C36 .10UF 50V
C

R376 10K

R375 10K

R50

10K C309 .10UF

50V

2

8

U4A

.10UF 50V
PGND

Secondary OTP/OVP

SMPS_+60V D12

R51

1

TP4

R377 1K

4

1

3

LM358DR D67

AMP_+5V C85

OTP_CTR OTP-CTR R52

BZVTa5l2ueC24

D13

D14

10K C310
.10UF 50V
TP37

2

RT9 NCP15XH103F03RC
TP6

PGND R378 75K

C40

.10UF

50V 6

U4B

1N4148WS D15

R57

10K BO

R53

R54

3.3K

22K

OTP

2

C39 .10UF

3

4

8

.10UF 50V

U33AGND

1

R55

– LM358DR 10K

1
R58 10K

3

100
Q8 MMBT3904WT1G

BZT52C24 BZVTa5l2ueC24

OTP

R56

100

3

R59

1K

2

1

R61

1K

5

7

1N4148WS

R60 D16

Q9

1

MMBT3904WT1G

RT1 C41 .10UF 50V

R379 1K

C260 .10UF

R62 1K

50V

C42 .10UF 50V

LM358DR

R65

75K

C43

R63

.10UF 2K

50V

C44
.10UF 50V

22K 1N4148WSGND

6

LM358DR

7

5

2

C45 .10UF 50V

R64 100K

2

NCP15XH103F03RC

close to MOS-FET TP38 D Set the PFC MOSFET protection temperature to 100CP.GND

GND

GND

U33B

GND D

Client

PRX900

Product: PRX900 Series

File Name:

Part Number: TBC

Revision: V2.0.0 Drawn By:

Status: PVT

Checked By:

Lead Engineer:

Date: 2022/6/17 Time: 10:52:45

Size: A3 Mod By:
Approved By: Sheet: 2 of 11

Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

7
Table of Contents

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

STANDBY POWER

A

C79 220PF R137

PFC_380V

TP12

100V D25

22

PFC_380V

5 T2

10

TP28

SMPS_+15V

ES1DL

R140 1206
240K

R141 1206
240K

R142 1206
240K

C89 1206

N5: 67T

N3: 15T

Value

C88
1.0UF 50V

+ C87
470UF 25V

4700P 1KV

4

9

D27

1

2

N1: 68T 3

N2: 15T C242
8

220PF
100V D47

R322 22

C243 1.0UF 50V

+ C244
470UF 25V

GND

TP20

SMPS_-15V

P_HV

ES1DL

US1M-13-F

i

PFC_18V

TP30 D28 ES1DL R145

2

Value

C245220PF R144 47

100V

7

D48

TP29

-48V_FLOAT_12V

+ C94 47UF 25V

C95 .10UF 50V

1.3 R414 2.2

N6: 14T 1

N4: 14T 6

ES1DL

1C.903UFTP31 50V

+ C92 220UF 25V

SMPS_-60V

B

LLC_18V TP23

!

D5

R151

Value ES1DL

PFC_380V 1206

ZD1

R415

NC

4.7

C80 47UF 25V

C246 NC

PGND

3.3M

R153 1206 3.3M
R154 1206

1 D17 US1M2-13-F

3.3M

R155

SMPS_+15V
R410 47

C102 NC
R166 NC

2

1

1 2
4

FB

TIMER

VCC

B/O

GND

DRAIN SOURCE

8 7 6 5

U10 D41 C157 C100 HF500GS-15-Z

1.0UF .10UF 50V 50V

100 STB_BO

C255 2.2UF 16V
R86 0

R162 22

C103

R163 22

.047U 50V

R159 C104 C105 100K 1000PF 1000PF

R156

1.5K R157

U11

1.5K

D8 4 EL817S1(C)(TA)-F 1

BZT52C15S

R164

1K

3

2

NC C72
C106 NC

R158 470
R165 47K

C

PGND PFC_15V

PGND

TP34

Q23 2DC4672-13 4

14.4V

3

2

PFC_18V 17V

!
U13 TL431AQDBZ

1

C107 .10UF 50V
2

R170 220K

R173

3

R172 9.1K

R349 0 OHM

1

R350 3.3K

C199 C201 R174 4.7UF 4.7UF 1M

470
ZD4 VBalZuTe 52C15S

U14 4 EL817S1(C)(TA)-F 1

C263

.01UF

50V 3

2

3

470 R175
C264 .10UF 50V
Q24

M3.3V

R348 NC

SMPS_-15V
R177 ON_STBY ON_STBY 3.3K

GND

MMBT3904LT1G

TP35

1

OTP_CTR OTP-CTR

D

PGND

2

R179 3.3K

C114 1000PF 50V

GND

GND

Client

0.1.6

1

2

3

4

5

Table of Contents

A

AMP +5V
2.2K ON_STBY R150
R343 2.2K

SMPS_+15V

R146 47K

C91

2

1.0UF

50V

1

Q21

R148 47K

3

DC_+15V R149

3

1

Q22

MMBT3904WT1G

2

C101 1000PF 50V

47
R152 100K

D30 1N4148WS

U9

AMP_+5V

AS78L05RTR-G1

TP32

2 GND

3 Vin Vout 1

C96

B

C169 4.7UF

C172 4.7UF

+ 47UF 25V

D32

AMP_+5V 2

6.3V

3

1

BAV99LT1G AMP_-5V

AMP -5V

SMPS_-15V C81 .10UF

2

Q33 3 DC_-15V R169

R344 100K

47

50V MTB030N03N3

R171 100K

1 1

ON_STBY

2.2K R346
R347 2.2K

2
C284 .10UF 50V

R345 100K
3
Q34 LMBT3906LT1G

D36

1N4148WS

U12 CJ79L05

2 IN OUT 3

TP33

AMP_-5V

1 GND

C192 4.7UF

C196 4.7UF 6.3V

C111 47UF 25V

C

-48V_FLOAT_12V

3

R178 330K

Q25 MTB030N03N3 1

2

R180 330K

C115 .10UF 50V

D37 PDZ12B

TP36 FLOAT_12V D

PRX900

Product: PRX900 Series

File Name: P3-PRX900 STANDBY_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date: 2022/6/17 Time: 10:52:45

Sheet: 3 of 11

6

7

Description of Changes/Notes Rev. 8

8

0 T-Pad 2 GND BS 1

1

2

3

4

A
BUCK IC (SMPS_+60V TO USB_16.2V)

SMPS_+60V

TP24

C261 C262 2.2UF .10UF 100V 100V

+ C259
100UF 80V

NC FOR FAN OPTION

SMPS_+60V

NC U30 SY8502FCC

C267

L10

USB_16.2V

2 IN

BS 7 .10UF

R385

4 RON

LX 8 100V

22UH

R412 47

B

1.2M R139100K

3 EN 1 NC

FB 5 VCC 6

D20

C271

R168

C269 .10UF 50V

C270 4.7UF

C62 4.7UF

+ C268 47UF 25V

Value

BAT54-7-F C10
.10UF
50V

150PF 50V

150K
R237 12K GND

GND

GND

GND FB=1.2V FB=1.2 * (1+R168/R237)

C

PRX915 Service Manual

Version A – 09/22

5

6

7

8

A
BUCK IC (SMPS_+15V TO M3.3V)

SMPS_+15V
C108 10UF 25V

C278 .10UF 25V

U5
5 IN R109 10K
4 EN

C38 25V .10UF

SY8201ABC LX 6

L9 10UH

FB 3

VOUT=0.6*(1+R60/R62);

TP26

M3.3V

R411 47

R70 100K
R73 22.1K

C285 22PF

C286 10UF 10V

C287 .10UF 25V

B

C

D

D

Client

PRX900

Product: PRX900 Series

File Name: P4-PRX900 POWER_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 4 of 11

Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

9
Table of Contents

1

2

3

4

5

6

LF INPUT BUFER
A
B
HF INPUT BUFER

LF_IN_PP

C137 LF_IN_PP
47UF 25V

LF_IN_NN

C143 LF_IN_NN
47UF 25V

LF_IN_P LF_IN_N

R212 100K

C138 470PF 50V

R214 100K

C141 470PF 50V

DC+15V R222 10
DC
-15V R226 10

C147 .10UF 50V
C64 4.7UF 25V
C65

BUF_+15VON
C148 .10UF 50V

4.7UF 25V

C152 C153 .10UF .10UFBUF_-15VON 50V 50V

R210 3.9K
R215 3.9K

R211 560
C140 1500P 50V R216 560

R219 R223

3.9K R220 560

C149

1500P

50V

560

3.9K R224

R209 6.8K C136 2200P BUF_+15VON U17A

8

2

V+

1

3

V-

R213 49.9

4

OPA1678IDR

BUF_-15VON

C144 2200P

R217 6.8K

R218 6.8K

C145 2200P

U17B 6
5

7

R221

OPA1678IDR 49.9

C151 2200P R225 6.8K

C142 470PF 50V
C150 470PF 50V

LF_N

LF_N

LF_P

LF_P

PRX915 Service Manual

Version A – 09/22

7

8

A

B

C

C

D

D

Client

PRX900

Product: PRX900 Series

File Name: P5-PRX900 INPUT_PVT_20220609.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 5 of 11

Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

10
Table of Contents

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

POWER AMP CONTROLLER

FLOAT_12V

FLOAT_12V_U19

R37

A

1 R239

R196

SMPS_+60V

A

4.7

120K

D21

LF_P_PWM

R203 D26

ES1DL

R241 8.2K

AMP_+5V

R243 4.7

ES1DL C163 4.7UF

120K 1.2V

R244 3.3K

R242 300

R245

C164 22PF 100V

C17 4.7UF 6.3V

U19 IRS2092STRPBF

C166 4.7UF C167 4.7UF

R246 8.2K

1R02K471ND413438WS R92

LF_P

LF_P

R248 22.1K

100K 1206

C168 1000PF 50V
C170 50V 1000PF

C171 1000PF

AMP_-5V

C73 4.7UF 25V
R253 4.7

1 2 3 4 5 6 7 8

VAA GND INCOMP CSD VSS VREF OCSET

CSH VB HO VS
VCC LO
COM DT

16 15 14 13 12 11 10 9

R252 8.2K FLOAT_12V_U19

FLOAT_12V_U19

15 R249 68

R250 68

R93

D34

15

1N4148WS

LF_P_HO LF_P_PWM
LF_P_LO

LF_P_HO LF_P_PWM
LF_P_LO

R255

50V

0.918V

B

680

C74 4.7UF 6.3V

R256 2.7K

R254 NC

R257 3.3K

C173 10UF

SMPS_-60V

B

25V

EXT_SD

EXT_SD

D39 1N4148WS

R258 220

FAULT

FAULT

D40 1N4148WS

FLOAT_12V R167 FLOAT_12V_U21

1

SMPS_+60V

R269

R204

120K

4.7

R205

120K

D29

LF_N_PWM

D38

ES1DL

ES1DL

R271 8.2K

AMP_+5V

R273 4.7

C190 4.7UF

R272

1.2V

R274 3.3K

300

C97

C

LF_N

LF_N

R278 22.1K

R277 100K 1206

C191 22PF 100V

C195 1000PF 50V
C197 50V 1000PF

C98 4.7UF 25V

4.7UF 6.3V

U21 IRS2092STRPBF

1 2 3 4 5 6 7 8

VAA GND INCOMP CSD VSS VREF OCSET

CSH VB HO VS
VCC LO
COM DT

16 15 14 13 12 11 10 9

C193 4.7UF C194 4.7UF

R275 8.2K

R276 10K

D57

R94

1N4148WS 15

R279 68 R280 68

LF_N_HO LF_N_PWM
LF_N_LO

LF_N_HO LF_N_PWM
LF_N_LO

C

C198

AMP_-5V

R282

R285

1000PF 50V

R283

4.7

8.2K FLOAT_12V_U21 0.918V

FLOAT_12V_U21

D58

R99

1N4148WS 15

3.3K

C109 4.7UF 6.3V

R286 2.7K

R284 NC

R287 3.3K

C200 10UF 25V

SMPS_-60V

EXT_SD

EXT_SD

D49 1N4148WS

R288 220

FAULT

FAULT

D50 1N4148WS

D

D

Client

PRX900

Product: PRX900 Series

File Name: P7-PRX900 IRS2092_WF_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 7 of 11

Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

11
Table of Contents

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

SMPS_+60V

0

8

7

6

5

A

HF_N_HO HF_N_PWM HF_N_LO

HF_N_HO HF_N_PWM HF_N_LO

4 R236 33K
4 R324 33K

1

5

1

2

6

2

3

U27 HGN195N15S

3

L8 1

C280 22UH

220PF

0

8

7

100V

TP13

U31

HGN195N15S R103 R107

14W 14W

47

47

L6 2

0.68UH

C273 0.33UF

C274 .01UF 100V

C275 1000P 100V

C19 .10UF 100V

C35 .01UF 100V

C76 1000P 100V

R101 R102 4.7K 4.7K

B

SMPS_-60V

TW OUT Click Noise MUTE

SMPS_+15V

R130 100R

2

Q16 MMBT4403LT1G

11

2

R143 100R
Q20 MMBT5401-7-F

SMPS_+60V

TP39 A

C272 .01UF
R314 R318 20 20

D22 ES1D-13-F

D60 ES1D-13-F

R301 47K

R303 34K

TW_OUT_NN

J6 4 3 2 1
R77 TWOUT_N
NC TP25

PG1 PG2

SMPS_-60V

SMPS_+60V

SMPS_-60V

B

C208 1.0UF 100V

C209 1.0UF 100V

C210 .10UF 100V

C211 .10UF 100V

C214 1.0UF 100V

C215 1.0UF 100V

C216 .10UF 100V

C217 .10UF 100V

C206 .10UF 100V
C212 .10UF 100V

C207 1.0UF
100VR7 0 OHM
C213 1.0UF 100V

3

3

AMP_+5V

C

TP46

U32_CSD U32_CSD

R147

1K

C205

0.1uF

D24

50V

NC

C288 0.1uF 50V R184
10K

R160 6.2K

3

8

AMP_+5V 2
3 R207 1K

4

+VS

1

-VS U20A TP2412-TSR

2

1
R206 100K

Q38 SOT-23 L2N7002LT1G

R238

3.9K

R240 0
U20B 6
7 5
TP2412-TSR
D

1

2

3

Table of Contents

SOD523 BZX585-B5V6
ZD3

AMP OUT CURRENT SENSE

TWOUT_N

R408 10 M3.3V

8

7

5

R185 49K9

R161 100K
1

3

Q31A 2
Q36 MMBT3904WT1G

1

2

R191 20K

3

Q31B MTB095A10KRQ8
4

R176 100K

3

1 Q37 MMBT3904WT1G

2

R208 20K

6

C252 C253

TW_OUT_NN

U26

1

VCC IP+
VIOUT

12 11

.10UF R138

4.7UF 16V

10K

R79

HF_SEN_C

C

680

TWOUT_N

2

FAULT IP?
NC NC NC NC

6
10 9 8 7

HF_FAULT_SEN

C257 C258 .10UF .10UF

C53 .01UF 16V

5 GND

GND

D

Client

PRX900

Product: PRX900 Series

File Name: P8-PRX900 AMP OUTPUT_TW_PVT_20220609.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 8 of 11

Description of Changes/Notes Rev.

4

5

6

7

8

12

1

2

3

4

POWER AMP OUTPUT STAGE

A
B 0.1.8
C

LF_P_HO LF_P_PWM LF_P_LO
LF_N_HO LF_N_PWM LF_N_LO

LF_P_HO LF_P_PWM LF_P_LO

5

6

7

8

0

SMPS_+60V
U7 HGN195N15S 4

1

AMP_NTC
RT4 NCP15XH103F03RC

2

3

2

1

R181 33K
4 R190 33K

1

5

2

6

3

7

L1

1

3

C56 220PF

15UH

C129

100V

1UF

C130 C131 R182 R183

100V .01UF 1000P 4.7K 4.7K

U8

100V 100V

0

8

HGN195N15S

R88 14W 47

R89 14W 47

SMPS_-60V

SMPS_+60V

0

8

7

6

5

LF_N_HO LF_N_PWM LF_N_LO

4 R46 33K
4 R267 33K

1

5

1

2

6

2

3

7

3

8

0

U15 HGN195N15S

U16 HGN195N15S

L3

1

3

C75 220PF

15UH

C123

100V

1UF

C174 C175 R259 R260

100V .01UF 1000P 4.7K 4.7K

100V 100V

R90 14W 47

R91 14W 47

SMPS_-60V

SMPS+60V SMPS-60V

C179 1.0UF 100V

C180 1.0UF 100V

C181 1.0UF 100V

C182 1.0UF 100V

C118 1.0UF 100V

C119 1.0UF 100V

C120 .10UF 100V

C121 .10UF 100V

C186 1.0UF 100V

C187 1.0UF 100V

C188 1.0UF 100V

C189 1.0UF 100V

C124 1.0UF 100V

C125 1.0UF 100V

C126 .10UF 100V

C127 .10UF 100V

C116 .10UF 100V
C122 .10UF 100V

C176 1.0UF 100VR12
0 OHM
C183 1.0UF 100V

C177 1.0UF 100V
C184 1.0UF 100V

C178 .10UF 100VR21
0 OHM
C185 .10UF 100V

D

1

2

3

4

Table of Contents

PRX915 Service Manual

Version A – 09/22

5

6

7

8

SMPS_+60V A

D18 ES1D-13-F

OUTPUT TO CM CHOKE

WF_OUT_PP

WF_OUT_PP

C128 .01UF
R187 R188 20 20

R186

D19

47K

ES1D-13-F

R189 34K

TO SUBWOOFER

SMPS_-60V

2

N1

1

R380
NC L11 20±30%UH

WF_OUT_P TP2

J1

1

2

B

3

4

N2

SMPS_+60V

3

NC R381

4

WF_OUT_N

R135 NC

WFOUT_N TP3

D45 ES1D-13-F

C117 .01UF

D46 ES1D-13-F

WF_OUT_NN

WF_OUT_NN

OUTPUT TO CM CHOKE
R263 47K

R264 R265 20 20

R266

AMP OUT CURRENT SENSE

34K

R336 10 M3.3V

C

SMPS_-60V

WF_OUT_N WFOUT_N

U24

1

VCC IP+
VIOUT

12 11

2

FAULT IP?
NC NC NC NC

6
10 9 8 7

R136

C83 .10UF

C84 4.7UF 16V

10K

R118

680

WF_SEN_C WF_FAULT_SEN

C90 C229 .10UF .10UF

C77 .01UF 16V

5 GND

Value

GND

Client 5

PRX900

Product: PRX900 Series

File Name: P9-PRX900 AMP OUTPUT_WF_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 9 of 11

6

7

D Description of Changes/Notes Rev.
8
13

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

A

DC PROTECTION

WF_OUT_PP WF_OUT_NN TW_OUT_NN

WF_OUT_PP WF_OUT_NN TW_OUT_NN

R193 R195 R197

470K 470K 470K

Q27 MMBT4403LT1G
1

R199 100K

C6 4.7UF 6.3V

C7 4.7UF 6.3V

3

2

2

Q26

1

MMBT4403LT1G

3

Q28

1

MMBT3904WT1G

3

2

R198 1M
DCP

B

FROM / TO MAIN BOARD

USB_16.2V TP7

AC_DET

TP8 TP11

AMP_NTC ON_STBY

TP19 TP15
TP16
TP1 M3.3V

AC_DET WF_FAULT_SEN
HF_IN_NN
LF_IN_NN

TP10

R337 R339
R390 R399
R403
R407 R394

J2

1

3

0

5

0

7

9

11

0

13

0

15

17

0

19

21

0

23

0

25

2 4 6 R338 8 R397 10 R406 12 R395 14 R398 16 R402 18 R401 20 R400 22 24 R404 26

TP22

T690300192900 GND
GND

0

AMPFAULT TP5 SMPS+15V DC_-15V

0 0R

AMP_MUTE

TP9

0R

0 HF_FAULT_SEN

TP18

TP44

0 HF_SEN_C 0 WF_SEN_C 0 HF_IN_PP

TP14 TP41 TP42

TP17

0 LF_IN_PP

TP45

R197,R398,R402,R403,R400 Cancelled during PRX918 Project

C

FOR EMC
DC-15V C256
SMPS
+15V C230

.33UF .33UF

M3.3V
AMP_NTC AMP_FAULT AMP_MUTE LF_IN_PP LF_IN_NN HF_IN_PP HF_IN_NN

C231 C233 C235 C237

.01UF C232 .33UF C234 .33UF C236 .33UF C238

AC_DET ON_STBY C241 WF_FAULT_SEN WF_SEN_C C249 HF_FAULT_SEN HF_SEN_C C251

C240 .33UF C248 .33UF C250 .33UF

.33UF .33UF .33UF .33UF NC .33UF .33UF

D

1

2

3

4

Table of Contents

AMP MUTE&PROTECT

A

M3.3V

From MCU High – Normal Opration Low – Reset Amp

AMP_MUTE

GND AMP_MUTE

R84 100K
1

DCP

R200 10K

3

2

R192 10K R194

22K
Q29 MMBT4403LT1G

GND

C134 .01UF 50V

1
R201 100K

2

3

EXT_SD

To Amplifier EXT_SD

Q30 MMBT3904WT1G
AMP_-5V

B

AMP FAULT

AMP_+5V

3

FAULT

FAULT

From Amplifier High(5V)- Normal Opration Low(-5V) – Amp Fault

R420 510K
1

Q32 MMBT3904WT1G

2

C135

R35

1K AMP_FAULT

1000PF

50V

R202

10K

C

MT1 MT4

MT3 MT5

MT10 MT11 MT12 MT2

MT15 MT7 MT8

FID2 FID3 FID4 FID5

1 1

1 1

1 1

1

1

1

1 1

E_GND

Client 5

PRX900

Product: PRX900 Series

File Name: P10-PRX900 AMP PROTECTION_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 10 of 11

6

7

D Description of Changes/Notes Rev.
8
14

Table of Contents

PRX915 Service Manual Version A – 09/22
15

Table of Contents

PRX915 Service Manual Version A – 09/22
16

Schematics – DSP Board

PRX915 Service Manual Version A – 09/22

1

2

3

4

5

6

7

8

G
V+ V-

A

CH1 IN

-15V 1 +15V 2

CLP_CH1N

U500A OPA1678IDR 3

3

CH1_GAIN_COMA

2

R593

8

4

-15VA 1
+15VA 1M

TP519
R605 1K 0.1%

C558
100uF 6.3V

TP582CH1N

CH1N

P500 NCJ6FAV-0
S5 R 4 LINEN1

TP516 TP513

L500 600R@100MHz

R570 R571

NC 0805
2.49K

D504 BAV99LT1G SOT-23

TP517
CH1_GAIN_4A CH1_GAIN_3A

C548 R594 R595

10pF 50V 6.2K 1% 13K 1%

R609 120R 0.1%

T 6 LINEP1 T7

L501 600R@100MHz

R572 R573

2.49K NC

CH1_GAIN_2A CH1_GAIN_1A

R596 R597

5.6K 1% 3K 1%

1

C549 22pF 50V

2 3 G 11

TP512

C541 R564 0.1uF 160R 50V 0805

R566 160R 0805

PGND 4 3 2 1

TP523 TP658

D503RSB6.8SM

2

1

C544 47pF 50V NPO

D505RSB6.8SM

2

1

C545 47pF 50V NPO

C596

R577 R580 49K9 49K9

470pF 100V R607
100R

GND

C546 47pF 50V NPO

C547 47pF 50V NPO

GND -15V
+15V

1 3
2
D500 BAV99LT1G SOT-23

TP518
CH1_GAIN_1B CH1_GAIN_2B CH1_GAIN_3B CH1_GAIN_4B

R589 R590 R591 R592

10K 3K3 330R 43.2R

C550 R598 R599 R600 R601 C551

22pF 50V 3K 1% 5.6K 1% 13K 1% 6.2K 1% 10pF 50V

GND

C556 2.7nF 50V CAPC0603 NPO
R610

C560 330pF 50V NPO

B

J500 NC3MAAV

C540 0.1uF 50V

R561 160R 0805

R565

160R 0805

C595

PGND
CH1 Pass Through

470pF 100V GND

CH1_GAIN_COMB CLP_CH1P

R602 6 5

1M
7 U500B OPA1678IDR

TP546
R606 1K 0.1%

120R 0.1%

C559
100uF 6.3V

CH1P TP594

CH1P

C630+15V

CLP_CH1N

CLP_CH1P

CLP_CH2N

9V_Clamp
CLP_CH2P

0.1uF R530 GND 25V 10K

R562 22K

C542 220pF 50V

TP514 5

3

Q508A

MMDT4413

5

3

Q510A

MMDT4413

5

3

Q512A

MMDT4413

5

3

Q514A MMDT4413

4

+9V

CH1_GAIN_COMA

3 U504A CD4052BM96

1 CH1_GAIN_1A 5 CH1_GAIN_2A 2 CH1_GAIN_3A 4 CH1_GAIN_4A

4

4

4

4

TP510

5

Q500A MMDT4413

R556 3K6
C

3

4

4

Q509A

Q511A

Q513A

Q515A

5

MMDT4413

5

MMDT4413

5

MMDT4413

5

MMDT4413

4

4

C552 0.1uF 25V

R604 0R

CH1_GAIN_COMB
R611 R612 10K 10K

13
U504B CD4052BM96

12 CH1_GAIN_1B 14 CH1_GAIN_2B 15 CH1_GAIN_3B 11 CH1_GAIN_4B

VDD 16

R557 3K6

3

3

R567

R568 47R 0805 0R

R574 47R 0805

R576

R585 47R 0805 0R

R587 47R 0805

3

3

A 10

U504C CD4052BM96 B

9

INH 6

TP547 TP548 TP549

6

Q516A MMDT3904
2
R614 100K

R616 1K

MIC2_G1

C562 NC

TP595

1

GND
R558 3K6

GND 2

6

R569 47R 0805

Q509B

MMDT4413

2

6

R575 47R 0805

GND

Q511B

MMDT4413

2

6

R586 47R 0805

Q513B

MMDT4413

2

6

R588 47R 0805
Q515B MMDT4413

7 VEE 8 VSS

R603 0R

C553 0.1uF 25V

R608 C554 C555 0R NC NC

3

Q516B MMDT3904
5
R613 100K

C561 NC

R615 1K

MIC2_G2

TP615

4

R559 3K6

6

1

1

1

1

-9V

TP511

2

1

Q500B MMDT4413

TP515 2

1

Q508B

MMDT4413

2

1

1

Q510B

MMDT4413

2

Q512B

MMDT4413

2

Q514B MMDT4413

1

D

R560 10K C776

R563 22K

C543 220pF 50V

6

6

6

6

025.1VuF-15V GND

CLP_CH1N

CLP_CH1P

CLP_CH2N

CLP_CH2P

1

2

3

4

Client 5

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P1_PRX 900 XLR INPUT1_PVT_20220513.SchDoc

Part Number:

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 1 of 11

6

7

Table of Contents

A

B

C

GAIN CH1_GAIN_4A/B CH1_GAIN_3A/B CH1_GAIN_2A/B CH1_GAIN_1A/B

6.9dB 18.8dB 30.7dB 42.6dB

D M1 M2 M3 M4 M5 M6
Description of Changes/Notes Rev.

8
17

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

G
V+ V-

A

-15V 1 +15V 2

CLP_CH2N

U505A OPA1678IDR 3

3

CH2_GAIN_COMA

2

R631

8

4

-15VA 1
+15VA 1M

TP639
R643 1K 0.1%

C579
100uF 6.3V

TP648

CH2N

A

D506 BAV99LT1G

C570 10pF 50V

R649 120R

SOT-23

CH2_GAIN_4A

R632 6.2K 1%

0.1%

CH2_GAIN_3A

R633 13K 1%

CH2_GAIN_2A

R634 5.6K 1%

CH2 IN

CH2_GAIN_1A

R635 C571

3K 1% 22pF 50V

10K 3K3 330R 43.2R

P501

TP636 TP633

L502 600R@100MHz

R621

NC 0805

TP637

S5

R622

2.49K

C578

C582

R 4 LINEN2

2.7nF

330pF

T 6 LINEP2

R623

2.49K

50V

50V

R627 R628 R629 R630

T7 1

1

1

L503 600R@100MHz

R624

NC 0805

TP638

C572 22pF 50V

GND

CAPC0603 NPO

NPO

D516RSB6.8SM

D508RSB6.8SM

2

3 G 11

C565 47pF

NCJ6FAV-0

C564 R618 R620

50V NPO

B

0.1uF 160R 160R

50V 0805 0805

2

C566 47pF 50V NPO

2

R625 49K9

R626 49K9

C598

C568 47pF 50V NPO
GND

C569 47pF 50V NPO

CH2_GAIN_1B CH2_GAIN_2B CH2_GAIN_3B CH2_GAIN_4B

R636 R637 R638 R639 C573

3K 1% 5.6K 1% 13K 1% 6.2K 1% 10pF 50V

R650

B

TP616

470pF

-15V 1

3

R640 1M

120R 0.1%

PGND

100V R647
100R

GND

+15V

2

CH2_GAIN_COMB

D507

BAV99LT1G

SOT-23

CLP_CH2P

6

7

TP644

5

U505B

R644

OPA1678IDR

1K 0.1%

C580
100uF 6.3V

TP649

CH2P

NC3MAAV

TP659 TP664

4

3

2 1

R656 0

TP652

J504

+15V

+15VA

R617

R619

160R C563 0805

160R 0805

C597

C588 0.1uF

0.1uF

25V

50V

470pF

PGND

100V GND

C589

R657

0.1uF

C

CH2 Pass Through

-15V

0R

25V

-15VA

TP653

+15V
+ C584 100uF 25V

TP634
C586 0.1uF 25V

2 GND

U507 CJ78L09
3 IN OUT 1

TP654

+9V

+ C591 100uF 16V

C593 0.1uF 25V

GND 1

+ C585 100uF 25V

C587 0.1uF
25V

2 IN OUT 3

+ C592 100uF 16V

C594 0.1uF
25V

-15V

TP635

U508 CJ79L09

TP655

-9V

D

1 CH2_GAIN_1A

CH2_GAIN_COMA

3

5 CH2_GAIN_2A 2 CH2_GAIN_3A

+9V

U506A CD4052BM96

4 CH2_GAIN_4A

C574 0.1uF 25V

R642 0R

CH2_GAIN_COMB 13

12 CH2_GAIN_1B 14 CH2_GAIN_2B 15 CH2_GAIN_3B

VDD 16

U506B CD4052BM96

11 CH2_GAIN_4B

C

R648 R651

10K 10K

A 10

U506C CD4052BM96 B

9

INH 6

TP645 TP646 TP647

6

Q517A MMDT3904
2
R653 100K

C583 NC

R655 1K

MIC2_G3

TP650

1

3

7 VEE 8 VSS

R646 C576 C577 0R NC NC

R641 0R
-9V

C575 0.1uF 25V

4

Q517B MMD5 T3904
R652 100K

C581 NC

R654 1K

MIC2_G4

TP651

GAIN CH2_GAIN_4A/B CH2_GAIN_3A/B CH2_GAIN_2A/B

6.9dB 18.8dB 30.7dB

CH2_GAIN_1A/B

42.6dB

D

Client

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P2_PRX 900 XLR INPUT2_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer: Kelvin Lo

Approved By:

Date: 2022/6/17 Time: 10:26:22

Sheet: 2 of 11

Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

18
Table of Contents

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

A

CH3 IN TP617 P503 CK3.5-33E5-LF
3 2
4 5 1

2

2

TP520 TP521 TP522TP665

1

1

1

C612 22UF
16V

R796 47K

C608 470PF 50V

2

D545RSB6.8SM

D524RSB6.8SM

D523RSB6.8SM

C779 470PF 50V

R819 0

B

1

1

1

AGND C0.71707UF1RK664

AUX_DET

GNDGND

AGND GND GND GND

GND

R663 47K

C609 C613 470pF 22uF 50V 16V

AGND

+15V-15V

R669 1K

2 3
1

D509 BAV99W

AGND

R893 2.7K
C625 100PF 50V

R666 100R
AUX_DET

R667 22K

6

7 R976

5

U512B 3.9K

OPA1678IDR

C623 100PF 50V
R645 0R

R665 100

AGND

R503 1K
AGND

R670 2.7K
C622 100pF 50V

R668 22K

6
5
C624 100pF 50V

7 R672 U513B 3.9K OPA1678IDR

D510

R584

BAV99W 0R

+ 1
3 2

C

-15V+15V

AGND

R695

AUX IN +15V

0R

-15V

R683 0R

TP642 U512 PIN4
AUX_+15V_L

C631 0.10UF

R500 0R

C632

0.10UFGND

AGND

AUX_-15V_L

U512 PIN8

TP643

+15V

R684 0

TP640 U513 PIN4 AUX_+15V_R

C633 0.10UF

R583 0R

C672

R682

0.10UF

D

0 -15V

GND

AGND

AUX_-15V_R

U513 PIN8 TP641

R894 1K

R675 3.9K

C626 100pF 50V
AUX_+15V_L

8

2

V+

1

3

V- U512A

4

R797 OPA1678IDR

0R

AUX_-15V_L

R895 1K

GND

R676
3.9K C628 100pF
50V AUX_+15V_R

8

2

V+

1

3

V-

U513A

4

OPA1678IDR

R913 0RAUX_-15V_R

R896 1K
R897 1K

GND

Client

1

2

3

4

5

Table of Contents

R898 120 R905 GND 120R
R906 120 R907 GND 120R

C673 47UF
C674 47UF

TP524 AUX_ADC_L+

AUX_ADC_L+

C701 2200P NPO
TP525 AUX_ADC_L-

AUX_ADC_L-

C691 47UF
C696 47UF

TP526 AUX_ADC_R+

AUX_ADC_R+

C702 2200P NPO
TP527 AUX_ADC_R-

AUX_ADC_R-

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P3_PRX 900 AUX-INPUT3_PVT_20220513.SchDoc

Part Number:

Size: A3

Revision:

Drawn By:

Mod By:

Status:

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 3 of 11

6

7

A
B
C
D Description of Changes/Notes Rev.
8
19

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

A
ADC

C719 C718

1.0UF 1uF 6.3V

GND

B

CH1P CH1N CH2P CH2N AUX_ADC_L+ AUX_ADC_LAUX_ADC_R+

CH1P

CH1N

7

CH2P

8

CH2N

9

AUX_ADC_L+10

AUX_ADC_L-11

AUX_ADC_R+12

IN1M_GPIO2 IN2P_GPI2 IN2M_GPIO3 IN3P_GPI3 IN3M_GPIO4 IN4P_GPI4

AUX_ADC_R- AUX_ADC_R-

R845

10R

MCU_ADC/DSP_RST_N

C

13 14 15 16 17 18

IN4M_GPIO5 SHDNZ ADDR1_MISO ADDR0_SCLK SCL_MOSI SDA_SSZ

IN1P_GPI1 MICBIAS
AVSS VREF AREG AVDD

6 5 4 3 2 1

C721 C722

.10UF 10V 10uF 6.3V

GND

L519 A_3V3

C723 .01UF 50V

C727 10UF 6.3V

0 OHM

T-Pad 0

U523 PLV320ADC5140IRTWR

DREG FSYNC
BCLK SDOUT
GPIO1 IOVDD

24 23 R855 22 R856 21 R857 20 R858 19

C728 10uF 6.3V

C730 0.1uF

GND

10V

10 DSP_ADC_LRCK0

10R DSP_ADC_BCK0

10 ADC_DSP_DIN0

10R DAC_MCLK

A_3V3

L518

C725 .01UF 50V

0 OHM
C729 10UF 6.3V

R849 R850 R851 R852 R853

10 I2C1_SDA 10R I2C1_SCL 3.3K NC 10

GND
I2C1_SDA I2C1_SCL

A_3V3

GND

DSP

DSP_1V2 R864 0R

PIN 71 PIN 53 PIN 35 PIN 20

U525
ADAU1452K

1.2VDD

TP592

1

10uF C744 6.3V 0.1uF C746
10V .01UF C747
50V 0.1uF C748
10V 0.01uF C750
50V .10UF C751
10V .01UF C753
50V .10UF C755
10V .01UF C757
50V

A_3V3

IO_VDD

C739 10UF 10V

R861 0 OHM TP590 TP591
R862 0R

C742 0.1uF 10V GND

GND

R868 0 GND

C737
10UF 6.3V

C741
.10UF 10V

TW_SEN_C WF_SEN_C

TW_SEN_C WF_SEN_C

R869 R870

0R 0

GND

C738 10uF 6.3V

C740 0.1uF 10V

GND

C745 5600P 16V

C749 150pF 50V
R865 4.32K

IO_VDD
C756 0.1uF 10V

0 T-Pad

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

DGND IOVDD VDRIVE SPDIFIN SPDIFOUT AGND AVDD AUXADC0 AUXADC1 AUXADC2 AUXADC3 AUXADC4 AUXADC5 PGND PVDD PLLFILT DGND IOVDD

C736 15pF 50V

R863 1M

Y501

3

1

4 GND GND 21C57P4F3 12.288MHZ 20PPM50V

GND

GND

GND

DAC_MCLK

R872

10 DSP_MCLK

TP618

R876 47 MCU_ADC/DSP_RST_N MCU_ADC/DSP_RST_N

GND
C759 27PF 50V

GND

19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

DGND DVDD XTALIN/MCLK XTALOUT CLKOUT RESET DGND SS_M/MP0 MOSI_M/MP1 SCL_M/SCLK_M/MP2 SDA_M/MISO_M/MP3 MISO/SDA SCLK/SCL MOSI/ADDR1 SS/ADDR0 SELFBOOT DVDD DGND

DGND DVDD SDATA_IN3 LRCLK_IN3/MP13 BCLK_IN3 SDATA_IN2 LRCLK_IN2/MP12 BCLK_IN2 THD_P THD_M SDATA_IN1 LRCLK_IN1/MP11 BCLK_IN1 SDATA_IN0 LRCLK_IN0/MP10 BCLK_IN0 IOVDD DGND

72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55

TP625 TP624 TP623

R883

47R

ADC_DSP_DIN0

R884

47

R885

47R

DSP_ADC_LRCK0 DSP_ADC_BCK0

SPI Input From ADC

A

IO_VDD

C766 0.1uF 10V

TP626 TP627 TP628 TP629 TP630 TP631

1.2VDD

DGND DVDD SDATA_OUT3 BCLK_OUT3 LRCLK_OUT3/MP9 SDATA_OUT2 BCLK_OUT2 LRCLK_OUT2/MP8
MP7 MP6 SDATA_OUT1 BCLK_OUT1 LRCLK_OUT1/MP5 SDATA_OUT0 BCLK_OUT0 LRCLK_OUT0/MP4 IOVDD DGND

54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37

MIC2_G1 R887 47

MIC2_G1 DSP_DAC_DATA2

R888 47R

DSP_DAC_BCLK2

R889 47R

DSP_DAC_LRCLK2

MIC2_G2 MIC2_G4 R890 47

MIC2_G2 MIC2_G4 DSP_DAC_DATA1

R891 47R

DSP_DAC_BCLK1

R892 47

DSP_DAC_LRCLK1

SPI Output To DAC_U18
SPI Output To DAC_U19

I2S add 22PF cap : B

MIC2_G3 IO_VDD

MIC2_G3

IO_VDD

IO_VDD

C767C768C769C771C772C773

C770 0.1uF 10V

22PF22p 22PF22PF22p 22PF

R886 2.2K

GND

GNDGNDGNDGNDGNDGND

GND TP619 TP620 TP621 TP622

R879 R880 R881 R882

10R MCU_DSP_SPI_NSS 10 MCU_DSP_SPI_MOSI 10R MCU_DSP_SPI_SCK 10 MCU_DSP_SPI_MISO

MCU_DSP_SPI_NSS MCU_DSP_SPI_MOSI MCU_DSP_SPI_SCK MCU_DSP_SPI_MISO

SPI DSP&MCU

C

A_3V3 R84203.3VP

C720

0.1uF 10V

R846 NC
U522

C717

GND

.10UF DMUT1E0V

SPI Input From DSP 3.3VP

DSP_DAC_LRCLK1 DSP_DAC_DATA1 DSP_DAC_BCLK1 DAC_MCLK
R843 NC

20 19 18 17 16 15 14 13 12 11

DVDD DGND LDOO XSMT FMT LRCK DIN BCK SCK FLT

CPVDD CAPP
CPGND CAPM VNEG OUTL OUTR AVDD AGND DEMP

1 2 3 4 5 6 7 8 9 10

DAC

3.3VP

C724 2.2uF 6.3V
C726 R859
R860

C732 C733 C735

0.1uF

10V

.10UF 10UF

10V 6.3V

2.2uF

6.3V

GND

470 AMP_HF_OUT AMP_HF_OUT

470R AMP_LF_OUT AMP_LF_OUT

R844

PCM5102A

C731

C734

10 R847

2200P

2200pF

D

10 R848 10R

R854 NC

16V

16V

GND

GND

GND

GND

1

2

3

Table of Contents

3.3VP

C752

R867

0.1uF 10V

U524

NC

C754 20 0.1uF 19

GND 10V 18

DMUTE

17

16

DSP_DAC_LRCLK2 15

SPI Input From DSP

DSP_DAC_DATA2 14 DSP_DAC_BCLK2 13

DAC_MCLK

12

R866 NC

11

DVDD DGND LDOO XSMT FMT LRCK DIN BCK SCK FLT

CPVDD CAPP
CPGND CAPM VNEG OUTL OUTR AVDD AGND DEMP

1 2 3 4 5 6 7 8 9 10

R871 10R

PCM5102A R873
10R

3.3VP

C758 2.2uF 6.3V
C760 R877
R878

C762 C764 C765

0.1uF

10V

0.1uF 10UF

10V 6.3V

2.2uF

6.3V

GND

470R LINE_P_OUT LINE_P_OUT

470 LINE_N_OUT LINE_N_OUT

C761
2200P 16V

C763 2200P
16V

GND

R874 10

R875 NC GND

GND GND

Client

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P4_PRX 900 DSP&ADC-DAC_PVT_20220513.SchDoc

Part Number:

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Approved By:

Date:

Sheet: 4 of 11

4

5

6

7

D Description of Changes/Notes Rev.
8
20

1

2

3

MCU
MCU3VM3 AXU80591S4TRG

1 GND VCC 3

2

A

C634 0.1uF

RESET

TP528

2 R687

MCU_NRST

10V

1K

C636

R688 47K

0.1uF 10V

1

RSB6.8SM D525

MCU3V3

R704 4.7K

R710 4.7K

I2C1_SCL I2C1_SDA

I2C1_SCL

R708

I2C1_SDA

R709

R705

ENC_TRE_B R706

ENC_TRE_A R707

MCU3V3

TP662
100 100R 10K 10 10R

1

2

GND MCU3V3
R685 560K HW_VER
R686 100K
GND PVT Version B

Back Button BLE_RESET
STB_EN AC SENSE AUX_DET
AMP_NTC

GND

Back Button BLE_RESET MCU_LED_RESET STB_EN AC SENSE MCU_NRST AUX_DET CH_Select_SW HW_VER AMP_NTC

R690 R691 R692 R693 R694
R901 R902
R696

100 100R 100 100R 10
100R 100
100

Power_SW

Power_SW Fan_EN

R697 R775

MCU_ADC/DSP_RST_N MCU_ADC/DSP_RST_NR698

100R 100R
100

Value

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

VBAT

PC13

PC14-OSC32_IN

PC15-OSC32_OUT

PF0 OSC_IN

PF1 OSC_OUT

NRST

U515

PC0 PC1

STM32F401RET6TR

PC2

PC3

VSSA/VREF-

VDDA/VREF+

PA0

PA1

PA2

PA3 VSS_4 VDD_4 PA4 PA5 PA6 PA7 PC4 PC5 PB0 PB1 PB2 PB10 VCAP1 VSS_1 VDD_1

VDD_3 VSS_3
PB9 PB8 BOOT0 PB7 PB6 PB5 PB4 PB3 PD2 PC12 PC11 PC10 PA15 PA14

64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49

PRX915 Service Manual

Version A – 09/22

4

5

6

7

8

R719 R720 R721 R722 R723 R724 R725 R726 R727

100R 10 100R 10 10R 10 10R 10 10R

AMP_FAULT_N MCU_FLASH_CS ENC_CHROUS_B ENC_CHROUS_A ENC_VOL_B ENC_VOL_A EX_LCD_RST_N LCD_B/L MCU_SWCLK

AMP_FAULT_N

MCU3V3

Channel Encoder&Buttom

MCU3V3

TP601

CH VOL_CH1

R757 10K SW501

1

CH_Select_SW CH_Select_SW

RE1201XE1-H01-0681

ENC_VOL_A

A

D

Master/Menu

C TP598

ENC_MAST_A

MCU_3V3

SW503

RE1201XE1-H01-0676

A

D

ENC_VOL_B

B

E

1

C

TP600

A

R753

0 R755

SHIELD

10K 10K

R758 1K

ENC_MAST_B

B

E Menu_Enter_Button

1

R766

0 R768

SHIELD

10K 10K

R770 10K

MCU3V3

VDD_2 VSS_2
PA13 PA12 PA11 PA10
PA9 PA8 PC9 PC8 PC7 PC6 PB15 PB14 PB13 PB12

48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33

R729 R730 R731 R732 R733 R734 R735 R736 R737 R738 R739 R740 R741 R742

MCU_BT_UART_TX MCU_BT_UART_RX

R744 10K

100R MCU_SWDIO 100 MCU_UART_RX 100R MCU_UART_TX 100 100R 100 I2C3_SCL 100R I2C3_SDA 100 LCD_MCU_WRX 100R MCU_Fan1 100 MCU_Fan2 100R MCU_LCD_SPI_D0 100 MCU_FLASH_MISO 100R MCU_LCD_SPI_SCK 100 MCU_LCD_SPI_CS

R745 10K
MCU_UART_RX MCU_UART_TX MCU_BT_UART_RX MCU_BT_UART_TX
I2C3_SCL I2C3_SDA LCD_MCU_WRX
MCU_LCD_SPI_D0
MCU_LCD_SPI_SCK MCU_LCD_SPI_CS

GND

MCU3V3

MCU3V3

GND

CH VOL_CH2
ENC_TRE_A

SW502 RE1201XE1-H01-0681

TP599 CH VOL_AUX_IN

A

D CH_Select_SW

ENC_CHROUS_A

SW504

RE1201XE1-H01-0681

A

D CH_Select_SW

1

C TP602

ENC_TRE_B

B

E

C

ENC_CHROUS_B

B

TP597 E

1

1

R754

0 R756

SHIELD

10K 10K

R759 2.7K

R767

0 R769

SHIELD

10K 10K

R771 51K

GND

GND

B For software Debug and ATE

1 TP542

1 TP540

1 TP538

1 TP537

1 TP535

1 TP534

1 TP532

1 TP530

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

Menu_Enter_Button

TP529 R699

MCU_DSP_SPI_NSS MCU_DSP_SPI_SCK MCU_DSP_SPI_MISO MCU_DSP_SPI_MOSI

MCU_DSP_SPI_NSS MCU_DSP_SPI_SCK MCU_DSP_SPI_MISO MCU_DSP_SPI_MOSI

R700 R701 R702
R703

100R

100 100R 100 100R

GND

C644 4.7uF6.3V

R713 R714 R715 R716 R717 R718

10R 10 100R 100 100R 100

ENC_MAST_B ENC_MAST_A WF_NTC TW_SPK_NTC WF_FAULT_N TW_FAULT_N

GND
WF NTC TW_SPK_NTC WF_FAULT_N TW_FAULT_N

MCU_3V3 R689 0R

MCU3V3 Each VDD should with a 0.1uF

C635 .10UF

C637 .10UF 10V 10V

C638 10uF 6.3V

C639 .10UF 10V

C640 0.1uF 10V

C641 C642 .10UF 0.1uF 10V 10V

C GND

MCU3V3

AMP_NTC WF_NTC TW_SPK_NTC

R711 4K7

R712 100K

R728 100K

C643 .10UF 10V

C645 .10UF 10V

C646 0.1uF 10V

GND TP561 TP562 TP563 TP564 TP577

TP580

MCU3V3
Resistance refer to PRX ONE 430K R19 430K
AUX_DET
C647 .10UF 10V
GND

MCU_UART_RX 0

MCU_UART_TX 0R

MCU_SWDIO

0

MCU_SWCLK

0R

MCU_NRST

0

BT_SWDIO

0

MCU_DSP_SPI_NSS 0R

MCU_DSP_SPI_SCK0

R746 R747 R748 R749 R750 R990 R751 R752

12 34 56 78 9 10 11 12 13 14 15 16
J502

R760 R761 R762 R763 R764 R765 R991

BT
MCU3V3

0

0R MCU_BT_UART_TX

0 MCU_BT_UART_RX

0 0

BLE_BOOT MCU_DSP_SPI_MISO

BLE_BOOT

0R MCU_DSP_SPI_MOSI

0R BT_SWCLK

1

1

1

1

1

TP531 TP533 TP536

TP539 TP541

C

J502 PIN

Define

PIN1,2,3

MCU UART MCU debug AND SW/FW Update For mirco USB

PIN 2,4,5,7,9

MCU JTAG MCU FW Update

PIN 2,4,6,8,10 BLE

BLE FW Update

D 1

MCU_3V3
FRONT_R FRONT_G FRONT_B
WF_NTC
TW_SPK_NTC

FRONT_R FRONT_G FRONT_B

R820 R821 R827 R830

WF_NTC R831

TW_SPK_NTC R903

0R 100 100 100
0
0R
C610
4.7UF 6.3V

C611
0.1uF 10V

C614 C615 C616
470PF 470PF C617 470PF 50V 50V 50V NC

C618 NC

J505

2

1

4

3

6

5

8

7

R1SB6.8SM 2 R1SB6.8SM 2 R1SB6.8SM 2 R1SB6.8SM 2 R1SB6.8SM 2

GND

D526 D527 D528 D529 D530

GND

2

3

4

Client 5

PIN 12,13,14,15 DSP SPI

DSP Debug

MCU_FLASH_CS

R505 NC

MCU_FLASH_MISO R507 NC

MCU3V3

R509 NC

GND

TP559

R911

MCU3V3 NC

R908 C714

U526

1 2 3 4

CS#

VCC

SO/SIO1 HOLD#

WP#

SCLK

GND SI/SIO0

8 7 6 5

NC

NC NC

TP560
R909 NC R910 NC

MCU_LCD_SPI_SCK MCU_LCD_SPI_D0

C621 NC

GND

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P5_PRX 900 MCU_PVT_20220608.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 5 of 11

6

7

Description of Changes/Notes 8

D Rev.

21
Table of Contents

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

Expand IC

MCU3V3

TP669 LED_3V3

R772 5.1R

A

A

C648 C649

R776 R780

10uF .10UF

10V

10V C651

50V 2.2K 2.2K

27PF

U516 AW9523B

Back Buttom

Power Buttom

MMDT3904 Q525B

3

LED_K

C652

27pF

GND

50V

I2C3_SCL I2C3_SDA MCU_LED_RESET

I2C3_SCL I2C3_SDA MCU_LED_RESET
R779

LED_3V3

R777 R778
1K

21
100R 19 100 20
23

VCC
SCL SDA RSTN

C656
0.1uF 10V

24 18

AD1 AD0

22 9 0

INTN GND Thermal Pad

P1_7 P1_6 P1_5 P1_4 P1_3 P1_2 P1_1 P1_0 P0_7 P0_6 P0_5 P0_4 P0_3 P0_2 P0_1 P0_0

17 16 15 14 4 3 2 1 13 12 11 10 8 7 R782 6 R783 5 R784

TP660 TP661
0R 0R 0R

LIMIT_R BLE_BOOT CH1_R CH1_G DMUTE BLE_OTA
CH3_R CH3_G CH2_R CH2_G PWR_LED_G FRONT_R FRONT_G FRONT_B

BLE_BOOT BLE_OTA

MCU3V3

SW507

TP557 R794

4

3

4.7K

2

1 Back Button Back Button

C663 100PF 50V

MCU3V3

SW505

TP552 R787

4

3

4.7K

2

1 Power_SW Power_SW

C659 100PF 50V

LCD_B/L

R788 499R
R789 3K

1

6

5

4

2

Q525A

R790 R791

MMDT3904 33R NC

0603 0603

GND

GND GND

B

TO LCD Module

MCU3V3
R795 0R

LCD_3V3

C664 10uF 10V

C665 .10UF 10V

GND

+15V

1012A0-014-1P1

R803 0 OH1M4

1

LED_K

13

1

12

1

C666

C667

11

10uF

.10UF

10

1

25V

25V

R799

10K IM0 9

1

R800

10K IM1 8

1

EX_LCD_RST_N

7

1

MCU_LCD_SPI_CS MCU_LCD_SPI_CS

6 5

1

GND

MCU_LCD_SPI_SCK LCD_MCU_WRX MCU_LCD_SPI_D0

MCU_LCD_SPI_SCK

LCD_MCU_WRX

MCU_LCD_SPI_D0

R802

NC

4 3 2 1

1 1 1 1

TP603 TP604 TP605
TP606 TP607 TP608 TP609 TP610
TP611 TP612 TP613 TP614

J507 1012A0-014-1P1
C

GND

B

LED_3V3

LED501 Green

LED500 Green

LED502 Red

1

3

1

UR VG
UR VG
UR VG

3

LED503

LED504

LED505

1

3

4

2

4

2

4

2

For Power LED Backup

R527

R529

R533 R534

R536 R540

R541 R542

47

47

47 47

47 47

47 47

C

1 0

CH3_G CH3_R CH1_G CH1_R CH2_G CH2_R

LIMIT_R

PWR_LED_G

MH500
GND
Please note that the screw hole for PCB Layout
D

1

2

3

4

Table of Contents

Client 5

CH1

CH2

AUX_3.5mm

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P6_PRX 900 IOEXPENDER_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 6 of 11

6

7

D Description of Changes/Notes Rev.
8
22

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

BT Module:BlunNRG-232

BT_3V3

BT_3V3

R801 0

C509 C510

DEBUG PORT

C516 .10UF 1uF

BT_SWDIO 1

A

BLE_OTA

1

16V 100PF

GND BLE_OTA

GND

C517 .10UF
TP666

R513 47K
BLE_RESET

BLE_RESET

BT_SWCLK BLE_RESET

TP551 1
1 TP550
TP593 1

A

R581

10K

BT_3V3

TP553

R582

10K

C518

GND

.01UF 50V

C525 C524 C780

GND

1uF .10UF 100PF

MCU_BT_UART_TX MCU_BT_UART_TX

GND

16V 16V

L512

NC

BT_3V3

32 31 30 29 28 27 26 25

U517

GND

C527 NC

C590 NC

GND

DIO11 TEST DIO12 DIO13 VDD1V2 SMPSFILT2 SMPSFILT1 RSSETN

GND

0 T-Pad

50V

50V

Y502

L517

C661

1

R514 NC
TP586 BLE_BOOT
R521 1K

BT_SWDIO BT_SWCLK MCU_BT_UART_RX BLE_BOOT

BT_SWDIO BT_SWCLK MCU_BT_UART_RX BLE_BOOT
MCU_3V3R773 22R
R774 22R

R519 R578

100R 100R

BT_3V3

1 2 3 4 5 6 7 8

DIO10 DIO9 DIO8 DIO7 DIO6 VBAT3 DIO5 DIO4

B

C650 C653 C655

10uF 10UF .10UF 6.3V 6.3V 25V

DIO3 DIO2 DIO1 DIO0 ANATEST0/DIO14 ANATEST1 ADC1 ADC2

VBAT1 SXTAL0 SXTAL1
RF0 RF1 VBAT2 FXTAL0 FXTAL1

24 23 22 21 20 19 18 17

2

1

NC

1.3NH

C557 0.5PF

C629 50V
1.3PF L515

C526 C529 .10UF 1uF
16V 16V

2NH ±0.1NH
C658 1.3pF 50V

56PF GND
L520
2NH ±0.1NH
C775 2.1PF

C662

3

56PF 1

2

C657

2.1PF

J503

818000368

B

16

14 15

13

12

11

10

9

GND

GND

GND

GND

GND

TP663 1

C774
18pF 50V

1

3

2 GND GND 4
Y503 32MHZ

C627 22pF 50V
L511 3.9NH

C USB Automated System

MCU_UART_TX MCU_UART_RX

MCU_UART_TX MCU_BT_UART_TX MCU_BT_UART_RX MCU_UART_RX

2

ZD504 LXES15AAA1-133

2

ZD503 LXES15AAA1-133

2

ZD502 LXES15AAA1-133

2

ZD501 LXES15AAA1-133

1N4148WS 1N4148WS

1N4148WS 1N4148WS

1

1

1

1

D511 D512

D550 D551

MCU3V3 D

GND GND

GND GND

1

2

Table of Contents

R522 R544 R548 R798

TP558

TP555
0 0 0 0

J508
7 5 3 1

NC TP544

TP556

TP575 8 6 4 2
GND

3

4

GND GND

GND

ACCELEROMETER

R680

7K5 GND

C

MCU3V3

R673 10K

MCU3V3

R674

MCU3V3

TP668

3K3 GND

C604 C606 10uF 0.1uF 6.3V 10V
I2C1_SCL GND GND

I2C1_SCLR671 10R

1 2 3 4 5

VDD_IO NC NC SCL/SPC GND

GND

SDA/SDI/SDO ADC1

16 15 14

SDO/SA0

ADC2

CS

VDD

ADC3 GND INT1 RES INT2

U509 LIS3DHTR
13 12 11 10 9

C607 10uF 6.3V

C620 0.1uF 10V

GND GND

GND

6 7 8

I2C1_SDA

I2C1_SDA R677 10R

MCU3V3

R678 10K

R679 10K D

Client 5

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P7_PRX 900 BLE_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 7 of 11

6

7

Description of Changes/Notes Rev. 8

23

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

MIX OUT TP554 LINE_N_OUT LINE_N_OUT
TP596 A
LINE_P_OUT LINE_P_OUT

R508 6.2K
R506 6.2K

R516 470
C503 4700P
R515 470R

R525 7K5

C511 680PF 50V

+15VD

8

2 C508
3 NC

V+

1

V-

U501A

OPA1678IDR

4

-15VD C513 680PF 50V

R528

7K5

R523

7K5

GND

B

+15V

R504 6.2K
R510 6.2K

R518 470
C504 C507 4700pF NC
R517 470R 50V

C515 680PF 50V

6

7

5

U501B

OPA1678IDR

C514 680pF 50V

R526

7.5K

BSS84-7-F 2
C502 1uF 25V

1

3 Q501

TP670

+15VD

GND

C501 1.0UF 25V
-15V

D501 BAV99W 2
1

R501 560K
3

R502 330K

GND

1

Q502 SOT-23 L2N7002LT1G

TP671

2

3

-15VD

R661

TP504

2N7002DW-7-F Q503A

2N7002DW-7-F Q503B

4

36

1

R539

R659 NC

for throughout Pop noise improvement.

2N7002DW-7-F 2N7002DW-7-F

100 0805

C520 C522 0.10UF 0.10UF

5

2

TP632

100 0805

C602 100uF 63V

AUD_DRV

Q507A 4

5

Q507B 36

1 GND C533 NC 63V

2

AUD_CLM

C536
1000pF 100V

R554 47K

TP667

1

PGND TP507 LINEN1_N

G

J501 NC3MAAV 4 3

A

11

5

2

GND

LINEP1_P

2

5

TP503

4

36

1

Q504A 2N7002DW

Q504B 2N7002DW

2

R538
100 0805

C601 100uF
63V
R660 NC

1

63

4

Q506B 2N7002DW

Q506A 2N7002DW

GND

C532 NC

63V

C535 R553 1000P 47K 100V

R662 100 0805

GND

D513RSB6.8SM

2

1

TP508

D514RSB6.8SM

2

1

1
1 TP509 R916 R555 C785 160 160 470pF
50V

D502 1N4148WS

GND

PGND

C600 470pF 100V

+15V

C523

TP21

1uF

AUD_CLM

Q518

25V GND

R543 R537 100K 10K

C603 0.33uF 50V

3

R550 330K

R552 100K

AUD_DRV

C599

PGND

470pF 100V

GND

B

LMBT3906LT1G TP543

GND

DMUTE R531 2 SOT-23 3

6

5

Q505B

10K

R545

2

Q505A

1M

HBN3904S6R

+15V

-15V

4

HBN3904S6R

R546

1

R532

330K

1

33K GND

C538 0.1uF

C539 0.10UF

-9V R658

0R

25V

-15V R579

NC

GND

TO AMP
C

C512 2200P

C528
2200P C

AMP_LF_OUT AMP_LF_OUT

R520 390 R511 1K8
C505 1000P 50V

-15V

4

3

V-

1

2

V+

U502A

8

OPA1678IDR

+15V

LF_IN_P

TP502
C605 100pF 50V

LF_IN_P

AMP_HF_OUT AMP_HF_OUT

R535 390

R549 1.8K

C530 1000P 50V

-15V

U503A

4

3

OPA1678IDR

V-

1

V+

2

8

+15V

HF_IN_P

TP506
C781 100pF 50V

HF_IN_P

GND

R524 2K

GND

C506 10PF 50V

Gain=6dB

R512 2K

Take close to U502 -15V +15V

Take close to U503 -15V +15V

U502B 6

TP501

7 5

LF_IN_N

C567

LF_IN_N

C534 C537

C521 C519

OPA1678IDR

0.1uF 0.10UF

0.1uF 0.1uF

D

25V

25V

25V

100pF 50V

GND

GND

GND

GND

GND Client

R551
2K
C531 10PF 50V
R547 2K

GND
Gain=6dB

U503B
6 7
5

GND

OPA1678IDR

HF_IN_N

TP505
C782 100pF 50V

GND

HF_IN_N

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P8_PRX 900 AMP-INPUT&THRU-OUT_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 8 of 11

D Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

24
Table of Contents

FBMA-11-201209-121A50T

1

2

3

4

5

6

7

FROM / TO SMPS&AMP BOARD
USB_16.2V

TP545 TP565 TP568 TP571 TP572 TP573 TP574

L510

TP576

TP578

TP584 TP569 TP570

TP566

TP579 TP581 TP583 TP585

A

AMP_NTC STB_EN

AMP_NTC R810

STB_EN

R811

0R 0

MCU_3V3

AC SENSE WF_FAULT_N

AC SENSE R812 WF_FAULT_N R815

0R 0

HF_IN_N LF_IN_N

HF_IN_N LF_IN_N

R829

0

R818

0R

TP500

L513 FBMA-11-201209-121A50T C698

NC

2

C671 C675 C678 C684 C686 C687
470pF 470pF NC NC NC NC 50V 50V

J510

2

1

4

3

6

5

8

7

10

9

12

11

14

13

16

15

18

17

20

19

22

21

24

23

26

25

C660 NC

C690 NC

C676 C693 C694 C697
NC 470pF 470pF NC 50V 50V

R825 R814

0 0R

AMP_FAULT_N DMUTE

AMP_FAULT_N

R817

0

R826

0R

R816

0R

R828

0R

R813

0

TW_FAULT_N TW_SEN_C WF_SEN_C HF_IN_P
LF_IN_P

TW_FAULT_N TW_SEN_C WF_SEN_C HF_IN_P
LF_IN_P

C699 NC

C679 NC C682
NC

SMPS+15V DC-15V

R1SB6.8SM 2 R1SB6.8SM 2 RSB61.8SM 2 RSB61.8SM 2 R1SB6.8SM 2 R1SB6.8SM 2 R1SB6.8SM 2

R1SB6.8SM 2 RSB16.8SM 2 RSB16.8SM 2
R1SB6.8SM 2 R1SB6.8SM 2 R1SB6.8SM 2

RSB6.8SM

1

B

D531

D532 D533 D534 D535 D536 D537

HF&LF CAP change to 470pf for RS AM modulation improvement

F_GND

D539 D538

D540 D541

GND

D542 D543 D544 GND

PRX915 Service Manual Version A – 09/22
8 A
B

DC_-15V R899

-15V 0R

SMPS_+15V R900

C681 C685 220UF 0.10UF

+15V 0R
+ C692 220UF C695 0.10UF

C

C

2 GND BS 1 2 GND
2 GND BS 1

DSP POWER

+15V

L507 0 OHM
C668 10uF 25V

C669
.10UF R808 100K 25V

AN_SY8120I 5 IN
4 EN

R809 100
STB_EN

R912 C500
27K 0.1UF 16V

C670 25V 0.1uF

U518 LX 6
FB 3

L508 3.3uH

R822 100K

TP567

A_4V6 B501

C677 C680 C683

100PF 10UF 50V 10V

.10UF 25V

VOUT=0.6*(1+R822/R823); R823 15K

C688 10UF 10V

TLV75533PDBVR U519

1 IN OUT 5

R824 1003K C689

EN

NC 4

0.1uF

16V

A_3V3
1 TP587 B502

C700 10UF 10V

C703 0.1uF 16V

A_4V6
B503
C704 10UF 10V

AN_SY8120I 5 IN

C705 R832 100K4 0.1uF

EN

16V

C706 25V .10UF

U520 LX 6
FB 3

L514 3.3UH

VOUT=0.6*(1+R833/R834);

DSP_1V2 1 TP588 B504

R833 100K

C707 C708

100PF

10uF 10V

C709 0.10UF

R834 100K

D

GND

Client

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P9_PRX 900 CONNECTOR&DSP-PWR_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 9 of 11

1

2

3

4

5

6

7

Table of Contents

D Description of Changes/Notes Rev.
8
25

PRX915 Service Manual

Version A – 09/22

1

2

3

4

5

6

7

8

NC

A

A

TP656 2 GND BS 1 TP657 TP589

USB_16.2V

C710 10uF 25V

C711 .10UF 25V
R836

AN_SY8120I 5 IN
4 EN

C712 25V 0.1uF
U521 LX 6 1

L516 4.7UH

FB 3

F_GND

100

Fan_EN

C654
0.1uF 10V

R839 100K

F_GND

VOUT=0.6*(1+R904/R841); F_GND

2 R840 124K
R904 15K
R841 10K

FAN_12V~5V

C713 22PF

C715 C716

10UF

25V

0.1uF 25V

F_GND

LOGIC OUT MCU CTRL
PWM1 PWM2

NO.1

0

0

NO.2

0

1

NO.3

1

0

NO.4

1

1

FAN_12V~5V

MCU_Fan1 R837 75K

B

MCU_Fan2 R838 220K

B

F_GND

+ C619 NC 25V

FAN_12V~5V

1 2

J509 PH-2A-CS

F_GND

PH-2A-CS

F_GND

C

C

D

D

Client

PRX900

Product: PRX900 Series CONTROL BOARD

File Name: P10_PRX 900 FAN_PVT_20220513.SchDoc

Part Number: TBC

Size: A3

Revision: V2.0.0 Drawn By:

Mod By:

Status: PVT

Checked By:

Lead Engineer:

Approved By:

Date:

Sheet: 10 of 11

Description of Changes/Notes Rev.

1

2

3

4

5

6

7

8

26
Table of Contents

Table of Contents

PRX915 Service Manual Version A – 09/22
27

Table of Contents

PRX915 Service Manual Version A – 09/22
28

Bill of Materials – PRX915 Speaker

PRX915 Service Manual Version A – 09/22

Refer to the corresponding Service Bill of Materials (SBOM) to order parts stocked by Harman.

Bill of Material – Speaker Cabinet

Ref ID

Description

1 MECHASY ,GRIL,GRILL AND BADGE,PRX915

2 FSTNR,BLT,PT,M5X28MM,PANHD TORXMAGNI577

3 AUD,LS,ASY,915G WOOFER

4 GASKET,REAR 15IN

5 HDW,GASKET,EVA,GRL STDF,PRX900

6 ENCL,BAF,BAFFLE,PRX915

7 GASKET, ENCLOSURE EON515 (NEW)

8 ENCL,PORT,PORT LEFT,PRX915

9 ENCL,PORT,PORT RIGHT,PRX915

10 2408H-2 UNIT ASSEMBLY

11 HDW,BRKT,SUSP,FLAT,M10

12 FSTNR,MSCR,TORX,PANH,4×16,T20,BLK

13 GASKET, ENCLOSURE EON515

15 ENCL,CHAS,TOP COVER,PRX915

16 ENCL,LID,TOP HANDLE COVER,PRX900

17 HDW,HDL,TOP HANDLE,PRX900

18 HDW,PLUG,TOP HANDL,PRX915

19 SCR,PT,M4x12MM,PAN HEAD,TORX,BLK

20 ENCL,CHAS,REAR CABINET,PRX915

21 HDW,HDL,SIDE HANDLE,PRX900

22 FSTNR,MSCR,TORX,PANH,3×10,BLK

22 HDWR,FASTNR,SCR,M10×30 HED, FLAT, EDB

23 HDW,LTCONT,LIGHT GUIDE,PRX900

24 HDW,SEAL,EVA_LIGHT GUIDE, EON700

25 ENCL,CHAS,BOTTOM COVER,PRX915

26 HDW,FT,FOOT FRONT,PRX915

27 FSTNR,MSCR,TORX,BTNHD,M5x16,T25,BLK,NY

28 CUP, DUAL POLE, VRX/JRX

29 HDW,FT,FOOT SIDE,PRX915

30 HDW,GSKT,DUAL POLE CUP

31 FSTNR,MSCR,TORX,FLH,4×16,BLK

32 HDW,BRKT,DUAL POLE CUP

33 HDW,BRKT,SUSP,L-type,M10

34 FSTNR,MSCR,TORX,PANH,5×20,T25,BLK

35 HDW,FT,SIDE FOOT BOTTOM,PRX915

36 HDW,FT,SIDE FOOT TOP,PRX915

37 HDW,GASKET,EVA_S,AMP900FRV

38 HDW,GASKET,EVA_L,AMP900FR

39 PRX900 AMP MODULE, FULL RANGE for TJ

40 ENCL,STIF-2,WOOD, PRX915

41 GASKET, CLOCKING

42 Nonwoven Polyethylene Terephthalate (PET) Fiber Felt (FR-W0025)

43 ADHES,LOCTITE 242

Qty

Unit

1

each

54 each

1

each

1

each

4

each

1

each

2.6

Foot

1

each

1

each

1

each

4

each

24 each

13.1 Foot

1

each

1

each

1

each

2

each

12 each

1

each

1

each

4

each

4

each

1

each

1

each

1

each

1

each

10 each

1

each

2

each

1

each

14 each

1

each

4

each

8

each

2

each

2

each

2

each

2

each

1

each

1

each

1

each

5.05 Square Foot

3 Milliliter

Table of Contents

29

Bill of Materials – Amplifier Module

PRX915 Service Manual Version A – 09/22

Refer to the corresponding Service Bill of Materials (SBOM) to order parts stocked by Harman.

Bill of Material – Amplifier Module

Ref ID

Description

Qty

PRX900 AMPLIFIER ASSY K

1

THERMAL GEL_65-00-GEL300030_30MLPC K

4

JBL PRX900 DSP UI BOARD TEST PCBA(DIP) K

1

PRX900 UI BOARD PCBA ASSY K

1

PRX900 UI BOARD PCBA ASSY(SMT) K

1

U517

MCU BLUENRG-232 QFN32 ST K

1

C541,C564,C540,C563

CAP X7R .10UF 50V +-10% 0402 WALSIN L

4

R704,R710,R787,R794,R711

CHIP 4.7K OHM 100PPM +-1% 0402 WALS L

5

C542,C543

CAP NPO 220PF 50V +-5% 0402 WALSIN L

2

C717,C720,C732,C733,C752, C754,C762,C764

CAP X5R .10UF 10V +-10% 0402 SAMSUN L

8

R670,R759,R893

CHIP 2.7K OHM 100PPM +-1% 0402 WALS L

3

C724,C726,C758,C760

CAP X5R 2.2UF 6.3V +-20% 0402 WALSIN L

4

R596,R599,R634,R637

CHIP 5.6K OHM 100PPM +-1% 0402 WALS L

4

R502,R546,R550

CHIP 330K OHM 100PPM +-1% 0402 WALS L

3

T54201104750EC701,C702

CAP NPO 2200P 25V +-5% 0402 KEMET L

2

C544,C545,C546,C547,C565, C566,C568,C569

CAP NPO 47PF 50V +-5% 0402 WALSIN L

8

C548,C551,C570,C573

CAP NPO 10PF 50V +-5% 0402 WALSIN L

4

C745

CAP X7R 5600P 16V +-10% 0402 WALSIN L

1

C556,C578

CAP NPO 2700P 50V +-5% 0603 WALSIN L

2

R511,R549

CHIP 1.8K OHM 100PPM +-1% 0402 WALS L

2

C595,C596,C597,C598,C599, C600

CAP X7R 470PF 100V +-10% 0603 WALSIN L

6

C666,C668

CAP X5R 10UF 25V +-20% 0603 WALSIN L

2

U514

MCU MAX809STRG SOT23-3 ON SEMI K

1

C535,C536
LED500 U522,U524

CAP NPO 1000P 100V +-5% 0805 WALSIN L

2

LED 524 1.6X0. J6C0603VGAC1 JINGJU K

1

DA PCM5102APWR TSSOP_20 TI K

2

Table of Contents

30

R519,R578,R665,R666,R690, R691,R692,R693,R696,R697, R698,R699,R700,R701,R702, R703,R708,R709,R715,R716, R717,R718,R719,R721,R729, R730,R731,R732,R733,R734, R735,R736,R737,R738,R739, R740,R741,R742,R775,R777, R778,R782,R783,R784,R809, R901,R902
R898,R905,R906,R907
R790
C560,C582
C584,C585 LED503,LED504,LED505 R779,R894,R895,R896,R897, R605,R606,R643,R644 D501,D509,D510
R553,R554,R663,R688
C736,C743
R788
SW505,SW507
C735,C765
Q501
C557
B501,B502,B503,B504,L507,L 518,L519,R689,R803,R861,R8 62,R864,R911,R567,R576 C591,C592
C512,C528
D500,D504,D506,D507
L510,L513
L500,L501,L502,L503
U518,U520
R789,R597,R598,R635,R636
R686,R808,R822,R824,R832, R833,R834 Q505 R503,R521,R664,R669,R687, R758,R615,R616,R654,R655 Q500,Q508,Q509,Q510,Q511, Q512,Q513,Q514,Q515
L511

CHIP 100 OHM 100PPM +-1% 0402 WALS L
CHIP 120 OHM 100PPM +-1% 0402 WALS L CHIP 33 OHM 100PPM +-1% 0603 WALS L CAP NPO 330PF 50V +-5% 0402 WALSIN L E 100UF 25V +-20% 6.3*7. DV101M025 K LED 518 1.6X1. J6C0606RVGC JINGJU K CHIP 1K OHM 25PPM +-0.1% 0402 YAGE L SWITC 75V 150MA BAV99W PAN J K CHIP 47K OHM 100PPM +-1% 0402 YAGE L CAP NPO 15PF 50V +-5% 0402 DARFON L CHIP 499 OHM 100PPM +-1% 0402 WALS L TACT SWITCH 0.3A 12VDC TS-1187016E-L K CAP X5R 10UF 6.3V +-20% 0603 MURATA L PMOS -50V BSS84-7-F SOT23 DIODES L CAP 0.5PF 50V +-0.1PF 0402 NP MURATA L
CHIP 0 OHM 0 OHM 0 OHM 0603 WALS L
E 100UF 16V +-20% 6.3X5. CK1C101M- K CAP NPO 2200P 50V +-5% 0603 WALSIN L SWITC 70V 215MA BAV99LT1G ON SE K CHIP BEAD 120 OHM 5A 25% 0805 100MHZ L BEAD FBMA-11-160808-601A10T 600 OHM 10 L REG SY8120IABC SOT23-6 SILERGY L CHIP 3K OHM 100PPM +-1% 0402 WALS L CHIP 100K OHM 50PPM +-1% 0402 YAGE L NPN 40V HBN3904S6R SOT-36 CYSTEC K
CHIP 1K OHM 100PPM +-1% 0402 WALS L
SP 60 V MMDT4413 SC-88( DIODES K
3.9NH 750MA 100M SMD MURATA LQG15HS L

PRX915 Service Manual Version A – 09/22
47
4 1 2 2 3 9 3 4 2 1 2 2 1 1
15 2 2 4 2 4 2 5 7 1 10 9 1

Table of Contents

31

R500,R583,R584,R645,R505, R507,R522,R527,R529,R533, R534,R536,R540,R541,R542, R544,R548,R682,R683,R684, R695,R746,R747,R748,R749, R750,R751,R752,R760,R761, R762,R764,R765,R795,R797, R798,R801,R810,R811,R812, R813,R814,R815,R816,R817, R818,R819,R820,R821,R825, R826,R827,R828,R829,R830, R831,R842,R868,R869,R870, R903,R909,R910,R990,R991, R913,R763,R603,R604,R608, R641,R642,R646,R656,R657
R501
R556,R557,R558,R559
R571,R572,R622,R623
R562,R563
R520,R535
Y501
C503,C504
R667,R668
U523
R523,R525,R526,R528
C608,C609,C779
C516,C622,C623,C624,C625, C626,C628,C659,C663,C677, C707,C780
R509,R537,R581,R582,R705, R744,R745,R753,R754,R755, R756,R757,R766,R767,R768, R769,R770,R799,R800,R908, R530,R560,R589,R611,R612, R627,R648,R651,R531 U516 C655,C667,C669,C670,C683, C706
C505,C530 U519 Q525,Q516,Q517 Q503,Q504,Q506,Q507
L517

CHIP 0 OHM 200PPM +-5% 0402 WALS L
CHIP 560K OHM 100PPM +-1% 0402 WALS L CHIP 3.6K OHM 100PPM +-1% 0402 WALS L CHIP 2.49K OHM 100PPM +-1% 0805 YAGE L CHIP 22K OHM 100PPM +-1% 0402 WALS L CHIP 390 OHM 100PPM +-1% 0402 WALS L TEMP-CRYSTAL 12.288MH SMD SIWARD XTL571 K CAP NPO 4700P 50V +-5% 0603 WALSIN L CHIP 22K OHM 100PPM +-1% 0603 WALS L AD PLV320ADC5140IRTW WQFN (24 TI J CHIP 7.5K OHM 100PPM +-1% 0402 WALS L CAP X7R 470PF 50V +-5% 0402 WALSIN L
CAP NPO 100PF 50V +-5% 0402 WALSIN L
CHIP 10K OHM 100PPM +-1% 0402 WALS L
MCU AW9523BTQR QFN24 AWINIC L CAP X7R .10UF 25V +-10% 0402 WALSIN L CAP NPO 1000P 50V +-5% 0402 MURATA L REG TLV75533PDBVR SOT-23 TI W NPN 40V MMDT3904 SC-88( PANJIT K NMOS 60 V 2N7002DW-7-F SC-88( DIODES K 1.3NH 1000MA 6000 0402 MURATA LQG15HN L

PRX915 Service Manual Version A – 09/22
75
1 4 4 2 2 1 2 2 1 4 3 12
29
1 6 2 1 3 4 1

Table of Contents

32

C651,C652,C759 U525 R876,R883,R884,R885,R887, R888,R889,R890,R891,R892
R672,R675,R676,R976
ZD501,ZD502,ZD503,ZD504
R543,R552
R568,R569,R574,R575,R585, R586,R587,R588
C661,C662
C518,C723,C725,C747,C750, C753,C757
C610,C644
C519,C521,C534,C538,C552, C553,C574,C575,C586,C587, C588,C589,C593,C594
C558,C559,C579,C580
R577,R580,R625,R626
C648,C664,C680,C688,C700, C704,C708,C739 R712,R728,R613,R614,R652, R653 R504,R506,R508,R510,R594, R601,R632,R639
C774 C612,C613 C650,C653
R591,R629
C611,C621,C634,C635,C636, C637,C639,C640,C641,C642, C643,C645,C646,C647,C649, C656,C665,C714,C721,C730, C740,C741,C742,C746,C748, C751,C755,C756,C766,C770 C638,C722,C727,C728,C729, C737,C738,C744 C689,C703,C705,C500,C524, C526 D502,D511,D512,D550,D551 C767,C768,C769,C771,C772, C773,C549,C550,C571,C572
C511,C513,C514,C515
U501,U502,U503,U512,U513, U500,U505
Table of Contents

PRX915 Service Manual Version A – 09/22

CAP NPO 27PF 50V +-5% 0402 WALSIN L

3

AD DA ADAU1452K 72-LEAD ADI (AN K

1

CHIP 47 OHM 100PPM +-1% 0402 WALS L

10

CHIP 3.9K OHM 100PPM +-1% 0402 WALS L

4

TVS 15V LXES15AAA1-1 SMD MURATA K

4

CHIP 100K OHM 200PPM +-5% 0402 WALS L

2

CHIP 47 OHM 100PPM +-1% 0805 WALS L

8

CAP NPO 56PF 50V +-5% 0402 MURATA L

2

CAP X7R .01UF 50V +-10% 0402 SAMSUN L

7

CAP X5R 4.7UF 6.3V +-20% 0402 MURATA L

2

CAP .10UF 25V +-10% 0402X5R SAMSUNG L

14

E 100UF 6.3V +-20% 5X5.4M CK0J101MK

4

CHIP 49.9K OHM 100PPM +-0.1% 0402 WALS L

4

CAP 10UF 10V +-20% 0603X5R SAMSUNG L

8

CHIP 100K OHM 100PPM +-1% 0402 WALS L

6

CHIP 6.2K OHM 100PPM +-1% 0402 WALS L

8

CAP NPO 18PF 50V +-5% 0402 MURATA L

1

E 22UF 16V +-20% 4X5.4M CK1C220M- K

2

CAP 10UF 6.3V + -20% 0603X5R WALSIN L

2

CHIP 330 OHM 100PPM +-1% 0402 WALS L

2

CAP X5R .10UF 10V +-10% 0201 SAMSUN L

30

CAP X5R 10UF 6.3V +-20% 0402 SAMSUN L

8

CAP X7R .10UF 16V +-10% 0402 MURATA L

6

SWITC 100V 150MA 1N4148WS TSC L

5

CAP NPO 22PF 50V +-5% 0402 WALSIN L

10

CAP NPO 680PF 50V +-5% 0402 WALSIN L

4

OP OPA1678IDR SOIC-8PI TI K

7

33

R555,R916,R561,R564,R565, R566,R617,R618,R619,R620 R851,R590,R628
C718
C567,C605,C781,C782
L514
C627
C501,C502,C523,C719
R773,R774 R545,R863,R593,R602,R631, R640 R512,R524,R547,R551
R776,R780,R886
R823 R694,R706,R707,R713,R714, R720,R722,R723,R724,R725, R726,R727,R844,R845,R847, R848,R849,R850,R853,R855, R856,R857,R858,R871,R872, R873,R874,R879,R880,R881, R882 R899,R900,R658
L515,L520,
R865 R515,R516,R517,R518,R859, R860,R877,R878 Q502 R771 LED502 J502
R592,R630
R595,R600,R633,R638 J503 R609,R610,R649,R650
Table of Contents

PRX915 Service Manual Version A – 09/22

CHIP 160 OHM 100PPM +-1% 0805 WALS L

10

CHIP 3.3K OHM 100PPM +-1% 0402 WALS L

3

CAP X5R 1.0UF 6.3V +-10% 0402 NORMAL L

1

CAP NPO 100PF 50V +-5% 0402 MURATA L

4

3.3UH 1.35A 1M H 2.5X CENKER CKCS252 K

1

CAP NPO 22PF 50V +-5% 0402 MURATA L

1

CAP X5R 1.0UF 25V +-10% 0402 SAMSUN L

4

CHIP 22 OHM 100PPM +-1% 0603 WALS L

2

CHIP 1M OHM 100PPM +-1% 0402 WALS L

6

CHIP 2K OHM 100PPM +-1% 0402 WALS L

4

CHIP 2.2K OHM 100PPM +-1% 0402 WALS L

3

CHIP 15K OHM 100PPM +-1% 0402 WALS L

1

CHIP 10 OHM 100PPM +-1% 0402 WALS L

31

CHIP 0 OHM 0 OHM 0 OHM 0805 WALSI L

3

2NH ±0 900MA 100M 0402 MURATA LQG15HN L

2

CHIP 4.32K OHM 100PPM +-1% 0402 WALS L

1

CHIP 470 OHM 100PPM +-1% 0402 WALS L

8

NMOS 60V L2N7002LT1G SOT23 LRC L

1

CHIP 51K OHM 100PPM +-1% 0402 WALS L

1

LED R 631 0603 L-C191JRCT PARA LIG K

1

CONNECTOR 16PIN P:1.27MM 90 JRCONN K

1

CHIP 43.2 OHM 100PPM +-1% 0402 WALS L

2

CHIP 13K OHM 100PPM +-1% 0402 WALS L

4

SMD IPEX CONNECTOR 818000368 K

1

CHIP 120 OHM 100PPM +-0.1% 0402 WALS L

4

34

D513,D514,D522,D523,D524, D525,D526,D527,D528,D529, D530,D531,D532,D533,D534, D535,D536,D537,D538,D539, D540,D541,D542,D543,D544, D545,D503,D505,D508,D516 R912
C603 U515 U504,U506 C731,C734,C761,C763 U507 C749 U508 C657,C775
L508 PCB Q518 Y503
C506,C531 C673,C674,C691,C696 R532
C681,C692
C629,C658
R685 C509,C517,C520,C522,C537, C539,C631,C633,C672,C685, C695,C709,C777,C632 C510,C525,C529
C671,C675,C693,C694,C785 J510 R772
R513,R796
R19
J507 R538,R539,R607,R647,R661, R662 SW501,SW502,SW504 SW503
Table of Contents

PRX915 Service Manual Version A – 09/22

TVS 5.78~ RSB6.8SM SMD ROHM L

30

CHIP 27K OHM 100PPM +-1% 0402 WALS L

1

CAP X7R .33UF 50V +-10% 0805 WALSIN L

1

MCU STM32F401RET6TR LQFP64 ST K

1

LOGIC CD4052BM96 SOIC TI W

2

CAP X7R 2200P 16V +-10% 0402 WALSIN L

4

REG CJ78L09 SOT-89-3 JCET (J K

1

CAP NPO 150PF 50V +-5% 0402 WALSIN L

1

REG CJ79L09 SOT-89-3 JCET (J K

1

CAP 2.1PF 50V +-0.1PF 0402NPO MURATA L

2

3.3UH 5.3A 100K 6045 SUNLEI SNR6045 L

1

UI BOARD 1.6 MM FR4 JBL PR 4L 94V- K

1

PNP 40V LMBT3906LT1G SOT23 LRC L

1

CRYSTAL 32MHZ 3225 HOSONI E3SB32 L

1

CAP NPO 10PF 50V +-5% 0402 DARFON L

2

E 47UF 6.3V +-20% 4*5MM CK0J470M- K

4

CHIP 33K OHM 100PPM +-1% 0402 WALS L

1

E 220UF 25V +-20% D6.3*H VZT221M1E L

2

CAP NPO 1.3PF 50V +-.25PF 0402 MURATA L

2

CHIP 150K OHM 50PPM +-1% 0402 YAGE L

1

CAP X7R .10UF 50V +-10% 0402 SAMSUN L

14

CAP X7R 1.0UF 16V +-10% 0603 WALSIN L

3

CAP NPO 470PF 50V +-5% 0402 WALSIN L

5

CONNECTOR 26PIN P:2.0MM 180 CGE K

1

CHIP 5.1 OHM 100PPM +-1% 0603 WALS L

1

CHIP 47K OHM 100PPM +-1% 0402 WALS L

2

CHIP 430K OHM 100PPM +-1% 0402 WALS L

1

SMT CONNECTOR 14PIN P:0.5MM 0.5AWTX-1 K

1

CHIP 100 OHM 100PPM +-1% 0805 WALS L

6

RE1201XE1-H01-0681 7PIN DC5V K

3

RE1201XE1-H01-0676 7PIN DC5V K

1

35

P501,P500 J505 J501,J500,J504 C532,C533,C601,C602 P503
J2
J4 J11
C259 L2,L7 C273 F1 CX1,CX3,CX4 CY1,CY2,CY5 J5 L4,L5 J6 C11,C20,C21,C307,C308,C9 K1 L1,L3 C50,C51 L8 C268 C49,C54
J1 T2 T2 C24,C25
C66,C67 C19 R144,R39
Table of Contents

PRX915 Service Manual Version A – 09/22

XLR CONNECTORS 6P NCJ6FAV-0 K

2

CONNECTOR 2X4PIN P:2.0MM 90 PHD-2X4AWD K

1

XLR CONNECTORS 3P NC3MAAV W

3

E 100UF 63V +-20% 8*12MM KM.101M1J K

4

EARPHONE JACK CK3.5-33E5-LF L

1

JBL EON700 USB BOARD PCBA(DIP) K

1

JBL EON700 USB BOARD PCBA(SMD) K

1

SMD MIRCO USB JACK MUB BF SMT099-GB K

1

USB BOARD 1.6 MM FR4 JBL EO 2L 94VK

1

2X4P P:2.54MM 90° DIP K

1

BOOMBOX BRACKET SPTE NATUR CLEAN K

1

JBL PRX900 SMPS BOARD TSET PCBA(DIP) K

1

PRX900 SMPS BOARD PCBA ASSY K

1

E 100UF 80V +-20% 8X20MM RZW101M1K K

1

CKCMV2820-10MHMIN-A5324 L

2

PLS-DIP 0.33UF 250V +-10% 5 C242E334 K

1

FUSE CERAMIC 250V 12A 5.5X2 21501 K

1

PLS-DIP 0.47UF 305V +-20% W B32922C3 K

3

PLS-DIP 0.001U 400V +-20% D CD45E2G K

3

CONNECTOR 2PIN 3.96MM DIP 180 K

1

TRANSF 390V 370V 8P CLICK PQ321271 K

2

CONNECTOR 4P RED PITCH:3.96MM K

1

E 1000U 80V +-20% 16X41M KF102M080 K

6

RELAY 12V 250V 10A DIP HF3FD12 W

1

15UH 31A 100K DIP CODACA CPD2320 K

2

E 330UF 450V +-20% 30X40M HU331M450 K

2

22UH 20.5A 100K DIP CODACA CPD2315 K

1

E 47UF 25V +-20% 5*11(K KM470M025 K

1

PLS-DIP 1UF 630V +-10% W B32672P6 K

2

SILICON GREASE SLD-746 K

3

TEMP-CONNECTOR 4 PIN 3.96MM WHITE K

1

TRANSF N/A N/A 10P CLICK BCK1901-1 K

1

TRANSF N/A N/A 10P CLICK BCK1901-1 K

1

PLS-DIP 0.068U 1KV +-5% W B32642B K

2

PRX900 SMPS BOARD PCBA ASSY(SMT) K

1

CAP NPO 47PF 50V +-5% 0402 WALSIN L

2

CAP X7R .10UF 100V +-10% 1206 WALSIN L

1

CHIP 47 OHM 100PPM +-1% 0603 WALS L

2

36

Q21 C138,C141,C142,C150,C154, C156,C159,C160,C162 U17,U18,U6 C89
C278,C287,C38
C31,C63
Q18
R194,R54,R60,R66,R95 R11,R119,R120,R124,R177,R 192,R200,R202,R247,R27,R2 76,R343,R347,R362,R375,R4 3,R45,R47,R50,R55,R57,R58, R80,R376,R51,R361 R137,R162,R163,R322 Q23 PG1,PG2 R173 C101,C110,C114,C135,C168, C170,C171,C195,C197,C198, C299,C300,C61 C111,C80,C94,C96,C137,C14 3 R29
C130,C174,C274,C35
C261 ZD2 D41 D35,D59 R1
R211,R216,R220,R224
R41 C118,C119,C12,C124,C125,C 176,C177,C179,C18,C180,C1 81,C182,C183,C184,C186,C1 87,C188,C189,C207,C208,C2 09,C213,C214,C215 R48,R63 R210,R215,R219,R223,R228, R233 R14,R15
Table of Contents

PMOS -30V DMP3056L-7 SOT23 DIODES L CAP NPO 470PF 50V +-5% 0603 WALSIN L OP OPA1678IDR SOIC-8PI TI K CAP X7R 4700P 1KV +-10% 1206 WALSIN L CAP X7R .10UF 25V +-10% 0402 WALSIN L CAP X7R .33UF 25V +-10% 0603 WALSIN L NPN 40V MMBT2222A-7- SOT23 DIODES K CHIP 22K OHM 100PPM +-1% 0603 WALS L
CHIP 10K OHM 100PPM +-1% 0603 WALS L
CHIP 22 OHM 100PPM +-1% 0805 WALS L NPN 50V 2DC4672-13 SOT89 DIODES K POGO PIN=1 PG-F1448-0105T K CHIP 470 OHM 100PPM +-1% 1206 WALS L
CAP NPO 1000P 50V +-5% 0603 WALSIN L
E 47UF 25V +-20% 6.3*7. JV470M025 K
CHIP 56 OHM 100PPM +-1% 0603 WALS L CAP X7R .01UF 100V +-20% 0805 WALSIN L CAP X7R 2.2UF 100V +-10% 1206 SAMSUN L ZD 12V 200MW ±2% SMD TSC ( K TVS 58V SMAJ58CA SMD LITTELFU K 600V 10A SFS1008G TSC K CHIP 10 OHM 200PPM +-5% 0805 WALS L CHIP 560 OHM 100PPM +-1% 0603 WALS L CHIP 68K OHM 100PPM +-1% 0603 WALS L
CAP 1.0UF 100V +-10% 0805X7S TDK L
CHIP 2K OHM 100PPM +-1% 0603 WALS L CHIP 3.9K OHM 100PPM +-5% 0805 WALS L CHIP 2.4K OHM 100PPM +-1% 0402 WALS L

PRX915 Service Manual Version A – 09/22
1 9 3 1 3 2 1 5
26
4 1 2 1
13
6 1 4 1 1 1 2 1 4 1
24
2 6 2

37

R146,R148,R165,R186,R263, R301 D17,D27 R145
R241,R271,R326
R167,R325,R37,R49
C13 U13,U3 U10 C314
R242,R272,R358
RT1,RT4,RT9
R131,R170 D3,D4,D6,D9 R104,R19,R3,R71
C108,C173,C200,C306 D10,D11 R196,R203,R204,R205,R327, R354 C46,C47,C48,C52 R364,R366,R249,R250,R279, R280 C136,C144,C145,C151 U12 Q1,Q10,Q15,Q3 R239,R243,R253,R269,R273, R283,R340,R359,R369 U24,U26 Q4 C281,C282
R156,R157
R140,R141,R142 C116,C120,C121,C122,C126, C127,C178,C185,C206,C210, C211,C212,C216,C217,C262 R113,R152,R159,R171,R179, R199,R201,R212,R214,R230, R232,R64,R84
Table of Contents

CHIP 47K OHM 100PPM +-1% 0603 WALS L DIODE 1000 1.0A US1M-13-F DIODE K CHIP 1.3 OHM 100PPM +-1% 1206 WALS L CHIP 8.2K OHM 100PPM +-1% 1206 WALS L CHIP 1 OHM 100PPM +-1% 0603 WALS L CAP NPO 100PF 50V +-5% 0402 WALSIN L REG TL431AQDBZ SOT23-3P TI K REG HF500GS-15-Z SOIC8-7B MPS (MO K CAP X5R 10UF 25V +-20% 0603 SAMSUN L CHIP 300 OHM 100PPM +-1% 0603 WALS L NTC 10K OHM 1% 0402 NCP15XH103F03RC L CHIP 220K OHM 100PPM +-1% 0603 WALS L SWITC 400V 10A TPMR10G TSC K CHIP 47 OHM 100PPM +-1% 0805 WALS L SMPS BOARD 2MM FR4 JBL PR 4 94VK CAP X5R 10UF 25V +-20% 0603 WALSIN L ZD 2.4V 350MW ±0.05V SOD123 MD K CHIP 120K OHM 100PPM +-5% 0805 WALS L CAP X7R .01UF 630V +-10% 0805 WALSIN L CHIP 68 OHM 100PPM +-1% 0603 WALS L CAP NPO 2200P 50V +-5% 0603 WALSIN L REG CJ79L05 SOT-89-3 JCET (J K NMOS 650V LSE65R180GT TO263( LONTEN K CHIP 4.7 OHM 100PPM +-1% 0603 WALS L SP ACS711KEXLT-31AB-T QFN ALLEGRO K SP 60 V MMDT4413 SC-88( DIODES K CAP NPO 100PF 2KV +-5% 1206 WALSIN L CHIP 1.5K OHM 100PPM +-1% 0603 WALS L CHIP 240K OHM 100PPM +-1% 1206 WALS L
CAP X7R .10UF 100V +-10% 0603 MURATA L
CHIP 100K OHM 100PPM +-1% 0603 WALS L

PRX915 Service Manual Version A – 09/22
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38

C255 D20 U9
C284,C81 R24,R5 R229,R234
R118,R79 R7,R12,R21 R26 R395,R406 R371 R122 R193,R195,R197 R2,R257,R285,R287,R372,R5 3,R244,R274 R363,R248,R278 C22,C23 R414 R330,R331,R92,R93,R94,R99 R344,R345 R256,R286 L10 R106,R125,R25,R349,R365,R 86 R213,R221,R231 R133,R387 C14 R103,R107,R149,R169,R332, R333,R334,R335,R88,R89,R9 0,R91 C27,C4
Table of Contents

CAP X5R 2.2UF 16V +-10% 0603 SAMSUN L SWITC 30V 0.2A BAT54-7-F DIODE K SCREW M3.0XL10 0.5PCED COATING K REG AS78L05RTR-G1 SOT-89 DIODES K NUT M3XOD6.3XL2.4 COLOR K CAP Y5V .10UF 50V -20+80% 0603 WALSIN L CHIP 1M OHM 100PPM +-1% 0402 WALS L CHIP 2.4K OHM 100PPM +-1% 0603 WALS L HEATSINK L ALUMINUM NATUR COLOR K CHIP 680 OHM 100PPM +-1% 0402 WALS L CHIP 0 OHM 0 OHM 0 OHM 1206 WALS L CHIP 75 OHM 100PPM +-1% 0603 WALS L CHIP 0 OHM 0 OHM 0 OHM 0805 WALSI L CHIP 1.2K OHM 100PPM +-1% 0603 WALS L CHIP 1 OHM 100PPM +-1% 0805 WALS L CHIP 470K OHM 100PPM +-1% 0603 WALS L CHIP 3.3K OHM 100PPM +-1% 0603 WALS L CHIP 12K OHM 100PPM +-1% 0603 WALS L CAP X7R 220PF 500V +-10% 0805 WALSIN L CHIP 2.2 OHM 100PPM +-1% 1206 WALS L CHIP 15 OHM 100PPM +-1% 0603 WALS L CHIP 100K OHM 200PPM +-5% 0603 WALS L CHIP 2.7K OHM 100PPM +-1% 0603 WALS L 22UH 4A 100K SMD CODACA CSAB074 K
CHIP 0 OHM 0 OHM 0 OHM 0603 WALS L
CHIP 49.9 OHM 100PPM +-1% 0603 WALS L CHIP 33K OHM 100PPM +-1% 0402 WALS L CAP NPO 15PF 500V +-5% 1206 WALSIN L
CHIP 47 OHM 100PPM +-1% 1206 WALS L
CAP NPO 100PF 250V +-5% 0805 WALSIN L

PRX915 Service Manual Version A – 09/22
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39

PRX915 Service Manual Version A – 09/22

D15,D16,D23,D30,D33,D34,D

36,D39,D40,D49,D50,D57,D58

SWITC 100V 150MA 1N4148WS TSC L

19

,D63,D64,D65,D66,D67,D7

C103

CAP X7R .047U 50V +-10% 0402 WALSIN L

1

U11,U14,U2,U34

TEMP-PHOTO 5V EL817S1(C)(T DIP EVERLI K

4

C229,C252,C257,C258,C83,C 90,C100,C133

CAP X7R .10UF 50V +-10% 0402 SAMSUN L

8

Q34

PNP 40V LMBT3906LT1G SOT23 LRC L

1

C113,C163,C165,C166,C167,

C169,C190,C192,C193,C194,

CAP X7R 4.7UF 25V +-10% 0805 SAMSUN L

17

C199,C201,C298,C302,C303, C64,C65

R4,R415

CHIP 4.7 OHM 100PPM +-1% 0805 WALS L

2

J2

CONNECTOR 26PIN P:2.0MM 180 CGE K

1

Q22,Q28,Q30,Q32,Q6,Q7,Q8, Q9

NPN 40V MMBT3904WT1G SC70 ( ON K

8

R378,R65

CHIP 75K OHM 100PPM +-1% 0603 WALS L

2

C3

CAP X7R .47UF 16V +-10% 0603 MURATA L

1

C280,C56,C75

CAP NPO 220PF 100V +-5% 0805 WALSIN L

3

C253,C84

CAP X5R 4.7UF 16V +-20% 0402 MURATA L

2

C157,C243,C5,C68,C88,C91, C93

CAP X7R 1.0UF 50V +-10% 0603 WALSIN L

7

Q25,Q33

NMOS VDS=3 MTB030N03N3 SOT23 CYSTEC K

2

R123,R258,R288,R374

CHIP 220 OHM 100PPM +-1% 0603 WALS L

4

R127,R52,R56,R85

CHIP 100 OHM 100PPM +-1% 0603 WALS L

4

L6

0.68UH 14A 100K 7.2× SGTE GPSR-AP L

1

C15

CAP X5R .22UF 25V +-10% 0402 WALSIN L

1

U5

DC DC CVT SY8201ABC SOT23-6 SILERGY K

1

Q11,Q12,Q13,Q17,Q2,Q26,Q2 7,Q29

PNP -40V MMBT4403LT1G SOT23 ON K

8

U1

SP HR1001AGS SOIC-16 MPS K

1

C286

CAP 10UF 10V +-20% 0603X5R SAMSUNG L

1

R174,R198

CHIP 1M OHM 100PPM +-1% 0603 WALS L

2

C30,C33

CAP X7R .033U 100V +-10% 0805 WALSIN L

2

R139,R70

CHIP 100K OHM 50PPM +-1% 0402 YAGE L

2

C242,C245,C79

CAP X7R 220PF 100V +-10% 0603 WALSIN L

3

U19,U21,U32

OP IRS2092STRPBF SOIC16N I.R. W

3

R151,R153,R154

CHIP 3.3M OHM 100PPM +-1% 1206 WALS L

3

R13

CHIP 16K OHM 100PPM +-1% 0402 WALS L

1

R350

CHIP 3.3K OHM 100PPM +-1% 0805 WALS L

1

Table of Contents

40

R158,R175
C55,C59,C60
C226,C99
C104,C105,C2,C69 R110,R111,R112,R96,R97,R9 8 R181,R190,R236,R267,R324, R392,R46 Q24 C283
R105,R20,R72,R8
R17,R18,R22,R23 R416,R417,R67,R68,R69,R74, R75,R76 U33,U4 R187,R188,R264,R265,R314, R318 R172
R336,R408
L9
R246,R252,R275,R282,R368
R155 D32 R73
C231
C8
R150,R346
C285 R10,R164,R35,R357,R36,R37 7,R379,R391,R40,R59,R61,R6 2,R360 C70
C26
C71 U22 R384,R409,R410,R411
Table of Contents

CHIP 470 OHM 100PPM +-1% 0603 WALS L CAP X7R .10UF 500V +-10% 1210 KEMET L CAP X7R 3300P 50V +-10% 0402 WALSIN L CAP X7R 1000P 50V +-10% 0402 YAGEO L CHIP 1.2M OHM 100PPM +-1% 1206 WALS L CHIP 33K OHM 100PPM +-1% 0603 WALS L NPN 40V MMBT3904LT1G SOT-23 ON SEM L CAP X7R .10UF 50V +-10% 0402 YAGEO L CHIP 33 OHM 100PPM +-1% 0805 WALS L CHIP 39K OHM 100PPM +-1% 0805 WALS L CHIP 820K OHM 100PPM +-1% 1206 WALS L TEMP-OP LM358DR SO8 TI L CHIP 20 OHM 100PPM +-1% 1206 WALS L CHIP 9.1K OHM 100PPM +-1% 0603 WALS L CHIP 10 OHM 100PPM +-1% 0402 WALS L 10UH 1.6A 100K SMD HOTLAN MCW-042 K CHIP 8.2K OHM 100PPM +-1% 0603 WALS L CHIP 100 OHM 100PPM +-1% 0805 WALS L SWITC 70V 215MA BAV99LT1G ON SE K CHIP 22.1K OHM 100PPM +-1% 0402 WALS L CAP X7R .01UF 50V +-10% 0402 SAMSUN L CAP NPO 330PF 50V +-5% 0402 WALSIN L CHIP 2.2K OHM 100PPM +-1% 0603 WALS L CAP NPO 22PF 50V +-5% 0402 WALSIN L
CHIP 1K OHM 100PPM +-1% 0603 WALS L
CAP NPO 22PF 50V +-5% 0402 MURATA L CAP NPO 220PF 50V +-5% 0603 MURATA L CAP X7R .01UF 50V +-10% 0402 WALSIN L SP UCC28064ADR SOIC16 TI W CHIP 47 OHM 100PPM +-1% 0402 WALS L

PRX915 Service Manual Version A – 09/22
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C107,C115,C139,C147,C152, C260,C264,C309,C310,C32,C 34,C36,C37,C39,C40,C41,C42 ,C43,C44,C45,C85,C95,C148, C153 D37 R337,R339,R390,R394,R397, R398,R399,R400,R401,R402, R403,R404,R407,R338,R28,R 83 Q5
R109,R136,R138,R16
C131,C175,C275,C76
C164,C191,C297 R209,R217,R218,R225,R227, R235 C112
C134,C263
R44
R32,R33,R34
R87
R222,R226
R178,R180
R116,R388
C78 D2 R420
R189,R266,R303
R114,R115,R30,R31,R6,R9 D18,D19,D22,D45,D46,D60 R132
R100 D1 R385
R245,R277,R355 D12,D13,D14
Table of Contents

PRX915 Service Manual Version A – 09/22

CAP X7R .10UF 50V +-10% 0603 WALSIN L

24

ZD 12V 400MW 2% SOD-32 PAN J K

1

CHIP 0 OHM 200PPM +-5% 0402 WALS L

16

NMOS 600V BSS127S-7 SOT23 DIODES K

1

CHIP 10K OHM 100PPM +-1% 0402 WALS L

4

CAP NPO 1000P 100V +-5% 0805 WALSIN L

4

CAP NPO 22PF 100V +-5% 0805 WALSIN L

3

CHIP 6.8K OHM 100PPM +-1% 0603 WALS L

6

CAP X7R .47UF 50V +-10% 0805 WALSIN L

1

CAP X7R .01UF 50V +-5% 0603 WALSIN L

2

CHIP 4.7K OHM 100PPM +-1% 0603 WALS L

1

CHIP 2.2M OHM 100PPM +-1% 1206 WALS L

3

CHIP 162K OHM 100PPM +-1% 0402 WALS L

1

CHIP 10 OHM 200PPM +-1% 0603 WALS L

2

CHIP 330K OHM 100PPM +-1% 0603 WALS L

2

CHIP 47K OHM 100PPM +-1% 0402 WALS L

2

CAP NPO 680PF 50V +-5% 0402 WALSIN L

1

TVS 5.78~ RSB6.8SM SMD ROHM L

1

CHIP 510K OHM 100PPM +-1% 0603 WALS L

1

CHIP 34K OHM 100PPM +-1% 0603 WALS L

3

CHIP 220 OHM 100PPM +-1% 1206 WALS L

6

DIODE 200V 1.0A ES1D-13-F DIODE K

6

CHIP 56K OHM 100PPM +-1% 0402 WALS L

1

CHIP 300K OHM 100PPM +-1% 0603 WALS L

1

DIODE 1000 0.8A RS1ML TSC K

1

CHIP 1.2M OHM 100PPM +-1% 0402 WALS L

1

CHIP 49.9K OHM 100PPM +-1% 1206 WALS L

3

ZD 24V 500MW +0.6-1.2 SOD123 BLUE K

3

42

D8,ZD4 Q1,Q10,Q15,Q3
U15,U16,U27,U31,U7,U8 C230,C232,C233,C234,C241, C248,C249,C250,C251,C256, C235,C236,C237,C238 C109,C17,C172,C196,C265,C 301,C305,C6,C7,C74,C86,C97 C155,C161 R101,R102,R182,R183,R259, R260 C28
C140,C149,C158
R289,R42
R255
R168 D21,D25,D26,D28,D29,D38,D 47,D48,D5,D61,D62 C304,C73,C98
C29
C16
C53,C77
R237
R129
C117,C128,C272 R81,R82 RT3
T1 BD1 C244,C87
C92
CY6 L11 C123,C129 RT2
Table of Contents

PRX915 Service Manual Version A – 09/22

ZD 15V 200MW +0.6-1.2 SOD-32 BLUE K

2

NMOS 650V LSE65R125HT TO263( LONTEN K

4

NMOS 150V HGN195N15S SMD HUNTEC K

6

CAP X5R .33UF 10V +-10% 0402 WALSIN L

14

CAP X7R 4.7UF 6.3V +-10% 0603 SAMSUN L

12

E 10UF 16V +-20% 4*5.5M MV100M016 K

2

CHIP 4.7K OHM 100PPM +-1% 1206 WALS L

6

CAP NPO 100PF 50V +-5% 0603 WALSIN L

1

CAP NPO 1500P 50V +-5% 0603 WALSIN L

3

CHIP 47K OHM 100PPM +-1% 0805 WALS L

2

CHIP 680 OHM 100PPM +-1% 0603 WALS L

1

CHIP 150K OHM 100PPM +-1% 0402 WALS L

1

200V 1A ES1DL JSCJ K

11

CAP X7R 4.7UF 25V +-10% 0603 WALSIN L

3

CAP NPO 3300P 50V +-5% 0603 WALSIN L

1

CAP X7R .01UF 50V +-10% 0402 MURATA L

1

CAP X7R .01UF 16V +-10% 0402 WALSIN L

2

CHIP 12K OHM 50PPM +-1% 0402 WALS L

1

CHIP 133K OHM 100PPM +-1% 0402 YAGE L

1

CAP X7R .01UF 100V +-10% 0805 WALSIN L

3

0.01 OHM 50PPM +-1% 1206 YAGE K

2

NTC THERMISTOR 10 OHM MF72-10D20 6A K

1

TRANSF ±60V 390V 20 CLICK BCK4901-5 K

1

800V 25A KBJ2508 MD ( K

1

E 470UF 25V +-20% 8MM*16 GF471M025 K

2

E 220UF 25V +-20% 8*12MM KM.221M1E K

1

PLS-DIP 470PF 440V +-10% D CD45-B2G K

1

20±30% 5.0A 1KHZ 17MM GANTON GTCN138 K

1

TEMP-PLS-DIP 1UF 100V +-5% 7 C242A105 K

2

MOV 300V B72214S0301K DIP EPCOS K

1

PRX900_CONDUCTIVE FOAM K

4

CABLE 3P VWA396010-0150 150MM K

1

43

Table of Contents

CABLE 4P2 VH-4Y-46 3.96MM 150MM400MM K CABLE 8P PHDR-8Y-PHS-01 120MM+30MM3 P K ANT BT 356MM 50 OHM 2.4 INPAQ K AC SOCKET TU-301-AP-AEB-JJ1(D) 250V W SPACER SUPPORT NYLON 66 94V0 NATUR K PRX900 THERMAL PAD-2 K PRX900 THERMAL PAD-4 TOP K 710 KNOB VOLUME ABS PA-75 94HB BLACK K PRX900 THERMAL PAD- 6 K LCD EVA K HEATSINK 7 ALUMINUM NATUR DEGREA K 900 IO PANEL AL1050 BLACK POWDER K PRX900 HEXAGON BOLT A K HEATSINK 1 ALUMINUM NATUR DEGREA K PRX900 EVA LENS CHANNEL K PRX900 EVA LENS 1 K HEATSINK 3 ALUMINUM NATUR DEGREA K SPONGE5 :YU356(HF-1) ADHESIVE DS11 K SCREW M3.0XL10 0.5P ZINC+CED COAT K HEATSINK 5 ALUMINUM NATUR DEGREA K PRX900 PC SHEET K LCD HOLDER PC 94HB TRANS K PRX900 THERMAL PAD-1 K PRX900 THERMAL PAD-4 BOTTOM K AMP PLUG NYLON 66 94V0 NATUR K BUTTON POWER ABS+PC 94HB PANTO K PRX900 THERMAL PAD- 5 TOP K CABLE SADDLE AB-20C NYLON 66 K EVA 2 FOR POWER BUTTON E-4308 K GREEN GLUE HAOZHENG:HD-200G L PRX900 GASKET BUTTON-2 K SCREW M4XL16.5 0.7P_NYLOK_CED COA K PRX900 GASKET LED-2 K PRX900 EVA SEAL LED PCB K GLUE SOL2209 BLACK L CABLE 1P VWG100000-0070 UL1015#18 85MM K 700 KNOB MASTER ABS PA-75 94HB BLACK K HEATSINK 6 ALUMINUM NATUR DEGREA K PSU BRACKET ALUMINUM NATUR DEGREA K

PRX915 Service Manual Version A – 09/22
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1 1 1 1 1 1
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Table of Contents

900 SHIELDING CO AL1050 NATUR DEGREA K PRX900 THERMAL PAD-3 K HEATSINK 2 ALUMINUM NATUR DEGREA K PRX900 THERMAL PAD- 5 BOTTOM K HEATSINK 4 ALUMINUM NATUR DEGREA K NUT M4XOD8.0XH4.1 0.7P STEEL NI ELECTR K PRX900 THERMAL PAD- 7 K LCD COVER PC 94HB TRANS K PRX900 HEXAGON BOLT B K PRX900 RUBBER SHEET K PRX900 GASKET BUTTON-1 K SCREW T3*10MM 1.06P ZN+NI+HT BLA K BUTTON BACK ABS 94HB PANTO K PRX900 GASKET LED K PRX900 EVA LENS 2 K SCREW M4XL10 NYLOK K 900 LENS CHANNEL PC-110 94HB TRANS K TUBE PVC 5 10 – K LIMIT LENS PC-110 94HB TRANS K SCREW M3.0XL9 0.5P BLUE ZINC+NYL K PHB-4Y-PH-02 820MM 4PIN 2.0MM K PHB-2Y-PH-01 370MM 2PIN 2.0MM K PHB-2Y-PH-02 420MM 2PIN 2.0MM K LCD DISPLAY G02403AD01C5(GD3261B) K PRX900 PACKING ASSY K PRX900 EPS K G-CARTON PAD STAMPING PAPER L PLYWOOD PALLET E1 L PRX900 CARTON BOX K G-PP BAND YELLOW 11G/M L WRAP TAPE 0.02MMX450MMX340M L CORNER PAD YARN TUBE PAPER L5XW2XT0.5 L G-OPP TAPE W60MMXL60YD 100RL/BOX L EON618 PE BAG K EON700&EON718S CARTON LABEL K G4 BLANK LABEL FASSON-AW5209 L89XW54 K BLANK LABEL ALL MODELS SHARE L75XW10 L EON700&EON718S SERIAL LABEL K G4 BLANK LABEL FASSON-AW5209 L43XW10 K JBL PRX900 ACCESSORY ASSY K JBL PRX900 LED BOARD PCBA TEST K JBL PRX900 LED BOARD PCBA(DIP) K JBL PRX900 LED BOARD PCBA(SMD) K LED PCB 1.2 MM FR4 PRX900 2L 94V- K

PRX915 Service Manual Version A – 09/22
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0 1 1 1
1 1 1 1 1 1 1 1
45

PRX915 Service Manual Version A – 09/22

LED1,LED2,LED3 J1
PCB CN8 RT8

LED 618 1.6X1. J6C0606RGBC3 JINGJU K

3

CONN 4P P2 M180 PH-4A-CS K

1

HARMAN PRX-ONE NTC BOARD PCBA (SMT) K

2

ARRAYNTC 1.2 MM FR4 PRXONE 2L 94V- K

1

CONNECTOR 2P P:2.0MM 90° SMT K

1

CHIP RES NTC 3% 0603 1/10W 470K OHM K

1

Table of Contents

46

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