aiwa CDC-X307 Stereo Car Cd Receiver Owner’s Manual

June 17, 2024
Aiwa

aiwa CDC-X307 Stereo Car Cd Receiver

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-PRODUCT

SPECIFICATIONS

  • Frequency Range 87.5 MHz –108 MHz (100-kHz steps) 87.5 MHz –108 MHz (50-kHz steps)
  • Usable Sensitivity 12.7 dBf
  • 50 dB Quieting Sensitivity 17.2 dBf
  • IF Rejection 80 dB
  • Frequency Response 30 Hz – 15,000 Hz S/N Ratio 63 dB
  • Stereo Separation 35 dB at 1 kHz
  • Alternate Channel Selectivity 70 dB
  • Capture Ratio 3 dB

(AM)

  • Frequency Range 530 kHz – 1,710 kHz (10-kHz steps)
  • 531 kHz – 1,602 kHz (9-kHz steps)
  • Usable Sensitivity 30 μV (30 dB)
  • Set the frequency increment for your area using the switch on the bottom of the unit.
  • (The switch is set at the factory to the 10k position [for the U.S.A.])

CD SECTION

  • Frequency Response 17 Hz – 20 kHz +0/–3 dB
  • Dynamic Range More than 80 dB
  • Channel Separation More than 65 dB
  • S/N Ratio More than 85 dB
  • Wow/Flutter Unmeasurable

AUDIO SECTION

  • Max. Power Output 45 W x 4 channels
  • 35 W x 4 channels

TAPE/MD IN input

  • Input Sensitivity (load impedance)
  • TAPE/MD IN 500 mV (10 kΩ) 300 mV (10 kΩ)

GENERAL

  • Power Supply Voltage 14.4 V (11 to 16 V allowable),
  • DC, negative ground
  • Load Impedance 4 Ω
  • Tone Control Bass ±10 dB at 100 Hz
  • Treble ±10 dB at 10 kHz
  • Preamp Output Voltage (load impedance)
  • 2.2 V (10 kΩ)
  • Installation Size 182 (W) x 53 (H) x 155 (D) mm
  • (71/4 (W) x 21/8 (H) x 61/8 (D) inches)

STEERING-WHEEL-MOUNTED REMOTE CONTROL UNIT

  • Dimensions approx. 67 (W) x 26 (H) x 27 (D) mm
  • (23/4 (W) x 11/16 (H) x 11/8 (D) inches) (excluding holder)
  • Weight approx. 38g (1.33 oz.) (including holder, battery)
  • Design and specifications are subject to change without notice.

ACCESSORIES / PACKAGE LIST

1 8A-KC7-902-010 IB, INST, YU,YL (3L,P)
1 8A-KCG-902-010 IB,YU(3L) 207
1 8A-KCG-901-010 IB,YU(3L) 307,407<X307,X407>
1 8A-KCG-903-010 IB,YL(3L) 4010, 3070, 2070
2 87-B10-141-010 NUT,5 TYPE-2
3 87-B10-143-010 UT1+5-15 W/O SLOT
4 87-B10-144-010 W,5.2-10-0.5
5 87-B10-145-010 W-SPR,5.3-8.5-1.5
6 87-B10-216-010 U+2.6-4.0 ZINC BLK (BH M2.6)
7 8Z-KC1-030-010 CASE,DFP -C
8 8Z-KC1-231-110 HLDR,HALF -C
9 8Z-KC1-232-010 KEY,REMOVE -C
10 8Z-KC1-235-010 HLDR,REAR MTG
11 8Z-KC1-244-010 S-SCREW,5*6 TH+ TAPPING ST
12 8Z-KC1-250-010 S-SCREW,HEXAGON
13 8Z-KT1-616-010 CONN ASSY,16P B52

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

This set employs a laser. Therefore, be sure to follow carefully the instructions below when servicing.

WARNING!!
WHEN SERVICING, DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO CONFIRM LASER BEAM EMISSION. BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL PICK-UP BLOCK.

Caution
 Invisible laser radiation when open and interlocks defeated avoid exposure to beam.

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

CAUTION
Use of controls or adjustments or performance of procedures other than those specified here may result in hazardous radiation exposure. This Compact Disc player is classified as a CLASS 1 LASER product. The CLASS 1 LASER PRODUCT label is located on the rear exterior. precaution to replace the Optical block (OPTIMA-720AIE) Body or clothes electrostatic potential could ruin the laser diode in the optical block. Be sure to ground the body and workbench, and use care
the clothes do not touch the diode. After the connection, remove the solder shown in the right figure.

ELECTRICAL MAIN PARTS LIST

REF. NO. PART NO.| KANRI

NO.

| DESCRIPTION| REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION
---|---|---|---|---|---|---
IC|  | C205 C206| 87-A11-606-080

87-010-492-040

| C-CAP,S 0.22-25 K B CAP,E 0.33-50 GAS
87-A20-446-010| C-IC,LA9241ML| C207| 87-010-195-080| C-CAP,S 0.068-25 Z F C2012
87-A21-319-010| C-IC,LC78622NE| C208| 87-010-176-080| C-CAP,S 680P-50 J SL
87-A21-488-040

8Z-KT1-622-010

87-A21-562-010

| C-IC,LA6556 C-IC,LC75374E

IC,LA4743B

| C209

C210

| 87-010-992-080

87-016-669-080

| CAP, CHIP 0.047

C-CAP,S 0.1-25 K B

 |  | C211| 87-010-498-040| CAP,E 10-16 M 5L SRE
88-KT1-606-080| IC,PST994D| C212| 87-010-180-080| C-CER 1500P
87-A21-535-030| C-IC,LC72358N-9910| C213| 87-010-992-080| CAP, CHIP 0.047
87-A21-489-030

87-A90-951-010

| C-IC,LC75853NW

RCR UNIT,SBX1971-52

| C214

C215

| 87-016-669-080

87-010-178-080

| C-CAP,S 0.1-25 K B

C-CAP,S 1000P-50 K B C2012

TRANSISTOR

|  | C215 C216

C217

| 87-010-182-080

87-A11-606-080

87-016-669-080

| C-CAP,S 2200P-50 K B C2012 C-CAP,S 0.22-25 K B

C-CAP,S 0.1-25 K B

89-324-122-080

87-A30-289-040

87-A30-288-040

| TR,2SC2412K

C-TR,2SA1037AK(R)

C-TR,DTC114YKA

| C218

C219

| 87-010-198-080

87-012-157-080

| CAP, CHIP 0.022

C-CAP,S 330P-50 CH

87-A30-287-040| C-TR,DTC114TKA| C220| 87-010-184-080| CHIP CAPACITOR 3300P(K)
87-026-235-080| CHIP-TR,DTC114EK| C221| 87-010-322-080| C-CAP,S 100P-50 CH
 |  | C222| 87-010-492-040| CAP,E 0.33-50 GAS
87-026-210-080

87-A30-299-080

87-A30-282-040

| CHIP-TR,DTC144EK TR,2SB1326

C-TR,DTA114TKA

| C223

C224

| 87-010-067-040

87-010-553-040

| CAP,E 0.1-50 5L

CAP,E 47-16 GAS

87-A30-168-010| TR,2SB1566F| C225| 87-010-805-080| C-CAP,S 1-16 Z F
89-211-821-080| CHIP-TR 2SB1182Q| C225| 87-010-184-080| C-CAP,S 3300P-50 K B C2012
 |  | C226| 87-010-497-040| CAP,E 4.7-35 GAS
89-423-953-010

87-A30-301-080

87-A30-449-040

| TR,2SD2395F TR,2SD1862

C-TR,DTA123YKA

| C227

C228

| 87-010-555-040

87-016-669-080

| CAP,E 100-10 GAS

CHIP CAPACITOR,0.1-25

 |  | C229| 87-010-498-040| CAP,E 10-16 GAS
 |  | C230| 87-016-669-080| CHIP CAPACITOR,0.1-25
DIODE|  | C231| 87-010-555-040| CAP,E 100-10 GAS

87-A40-250-080

|

CHIP-DIODE,DAN202K

| C232| 87-016-669-080| CHIP CAPACITOR,0.1-25
87-001-783-080| DIODE,1N4002| C233| 87-010-555-040| CAP,E 100-10 GAS
87-020-331-080| CHIP-DIODE,DAN202K| C234| 87-010-193-080| CHIP CAPACITOR,0.033
87-A40-624-080| ZENER,MTZJ10A| C235| 87-010-992-080| CAP, CHIP 0.047
87-A40-523-080| ZENER,MTZJ9.1B| C236| 87-010-067-040| CAP,E 0.1-50 5L

87-070-136-080

|

ZENER,MTZJ5.1B

| C237| 87-010-553-040| CAP,E 47-16 GAS
87-017-932-080| ZENER,MTJ6.2B| C238| 87-010-197-080| CAP, CHIP 0.01 DM
87-A40-798-010| DIODE,1N5402 (3A/200V)| C240| 87-016-669-080| C-CAP,S 0.1-25 K B
87-A40-817-040| C-ZENER,STZ6.8N| C250| 87-016-669-080| CHIP CAPACITOR,0.1-25
 |  | C250| 87-010-805-080| C-CAP,S 1-16 Z F

MAIN C.B

|  | C251

C256

| 87-010-555-040

87-010-186-080

| CAP,E 100-10 GAS

CAP,CHIP 4700P

C101    87-010-178-080| CHIP CAP 1000P| C258| 87-010-150-080| C-CAP,S 6P-50 D CH
C102    87-010-197-080| CAP, CHIP 0.01 DM| C259| 87-010-316-080| C-CAP,S 33P-50 CH
C103    87-010-495-040| CAP,E 2.2-50 GAS| C261| 87-012-156-080| C-CAP,S 220P-50 J CH GRM
C106    87-010-322-080

C107    87-010-552-040

| C-CAP,S 100P-50 CH CAP,E 22-16 GAS| C262

C263

| 87-016-669-080

87-010-555-040

| C-CAP,S 0.1-25 K B

CAP,E 100-10 GAS

C108    87-010-322-080| C-CAP,S 100P-50 CH| C264| 87-010-555-040| CAP,E 100-10 GAS
C109    87-010-553-040| CAP,E 47-16 GAS| C265| 87-016-669-080| C-CAP,S 0.1-25 K B
C110    87-010-198-080| CAP, CHIP 0.022| C266| 87-016-669-080| C-CAP,S 0.1-25 K B
C111    87-010-553-040

C112    87-010-185-080

| CAP,E 47-16 GAS

C-CAP,S 3900P-50 B

| C267

C268

| 87-010-498-040

87-010-498-040

| CAP,E 10-16 GAS

CAP,E 10-16 GAS

C113    87-010-197-080| CAP, CHIP 0.01 DM| C269| 87-010-180-080| C-CER 1500P
C114    87-010-197-080| CAP, CHIP 0.01 DM| C270| 87-010-180-080| C-CER 1500P
C115    87-010-196-080| CHIP CAPACITOR,0.1-25| C271| 87-010-154-080| CAP CHIP 10P
C116    87-010-196-080

C131    87-012-365-080

| CHIP CAPACITOR,0.1-25 C-CAP,S 0.027-25VBK| C272

C273

| 87-010-154-080

87-010-494-040

| CAP CHIP 10P

CAP,E 1-50 M 5L SRE

C131    87-010-220-080| C-CAP,S 0.018-25 K B| C274| 87-010-494-040| CAP,E 1-50 M 5L SRE
C132    87-012-365-080| C-CAP,S 0.027-25VBK| C280| 87-A10-189-040| CAP,E 220-10
C132    87-010-220-080| C-CAP,S 0.018-25 K B| C281| 87-010-555-040| CAP,E 100-10 GAS
C133    87-012-358-080

C134    87-012-358-080

| C-CAP,S 0.47-10 F Z C-CAP,S 0.47-10 F Z| C282

C301

| 87-016-669-080

87-010-498-040

| C-CAP,S 0.1-25 K B

CAP,E 10-16 GAS

C161    87-010-196-080| CHIP CAPACITOR,0.1-25| C302| 87-010-498-040| CAP,E 10-16 GAS
C171    87-010-197-080| CAP, CHIP 0.01 DM| C303| 87-010-494-040| CAP,E 1-50 GAS
C173    87-010-322-080| C-CAP,S 100P-50 J CH GRM| C304| 87-010-494-040| CAP,E 1-50 GAS
C176    87-010-197-080

C201    87-010-553-040

| C-CAP,S 0.01-25 K B CAP,E 47-16 GAS| C305

C306

| 87-010-184-080

87-010-184-080

| CHIP CAPACITOR 3300P(K)

CHIP CAPACITOR 3300P(K)

C202    87-010-553-040| CAP,E 47-16 GAS| C307| 87-010-198-080| CAP, CHIP 0.022
C203    87-010-178-080| CHIP CAP 1000P| C308| 87-010-198-080| CAP, CHIP 0.022
C204    87-016-669-080| C-CAP,S 0.1-25 K B| C309| 87-010-498-040| CAP,E 10-16 GAS
 |  | C310| 87-010-498-040| CAP,E 10-16 GAS
REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION| REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION
---|---|---|---|---|---|---|---
C311| 87-A11-177-080| C-CAP,S 0.15-16 K B|  | C832| 87-010-494-040| CAP,E 1-50 M 5L SRE
C312| 87-A11-177-080| C-CAP,S 0.15-16 K B|  | C835| 87-010-182-080| C-CAP,S 2200P-50 K B C2012
C313| 87-A11-177-080| C-CAP,S 0.15-16 K B|  | C836| 87-010-182-080| C-CAP,S 2200P-50 K B C2012
C314| 87-A11-177-080| C-CAP,S 0.15-16 K B|  | C881| 87-010-182-080| C-CAP,S 2200P-50 B
C315| 87-010-498-040| CAP,E 10-16 GAS|  | C882| 87-010-182-080| C-CAP,S 2200P-50 B
C316| 87-010-498-040| CAP,E 10-16 GAS|  | C883| 87-010-182-080| C-CAP,S 2200P-50 B
C321| 87-010-196-080| CHIP CAPACITOR,0.1-25|  | C884| 87-010-182-080| C-CAP,S 2200P-50 B
C322| 87-010-555-040| CAP,E 100-10 GAS|  | CON201| 87-A60-859-010| CONN,12P TKC-F12X-K1
C323| 87-010-196-080| CHIP CAPACITOR,0.1-25|  | CON202| 87-A60-860-010| CONN,14P TKC-F14X-K1
C324| 87-010-498-040| CAP,E 10-16 GAS|  | CON851| 88-KTA-603-010| CONN,15P CAM-B68
C331| 87-012-358-080| C-CAP,S 0.47-10 F Z|  | CON881| 8Z-KT1-611-010| CONN,16P CAM-B51
C332| 87-012-358-080| C-CAP,S 0.47-10 F Z| !| F881| 8Z-KC1-621-010| FUSE,15A 32V
C333| 87-010-196-080| C-CAP,S 0.1-25 Z F C2012|  | J101| 8Z-KT1-614-010| ANT,AW-002
C334| 87-010-196-080| CHIP CAPACITOR,0.1-25|  | J451| 87-A61-225-010| JACK,PIN 2P<EXCEPT X307,X407>
C351| 87-010-494-040| CAP,E 1-50 GAS|  | J451| 87-A61-224-010| JACK,PIN 4P XR-401<X307,X407>
C352| 87-010-494-040| CAP,E 1-50 GAS|  | L101| 87-003-143-080| COIL 4.7 UH
C353| 87-010-494-040| CAP,E 1-50 GAS|  | L102| 8Z-KT1-619-010| COIL,68MH K7-D
C354| 87-010-494-040| CAP,E 1-50 GAS|  | L465| 87-003-143-080| COIL,4.7UH K LAL02
C361| 87-012-358-080| C-CAP,S 0.47-10 F Z|  | L671| 87-003-149-080| COIL,47UH
C362| 87-012-358-080| C-CAP,S 0.47-10 F Z|  | L831| 87-003-143-080| COIL,4.7UH K LAL02
C363| 87-012-358-080| C-CAP,S 0.47-10 F Z|  | L881| 8Z-KT1-615-010| FLTR,AMORPHOUS -CHOKE
C364| 87-012-358-080| C-CAP,S 0.47-10 F Z|  | LED702| 87-027-262-010| LEDE,TLR124(RED)
C365| 87-010-175-080| CAP 560P|  | R241| 87-022-371-080| C-RES,S 330K-1/10W F
C366| 87-010-175-080| CAP 560P|  | R242| 87-022-371-080| C-RES,S 330K-1/10W F
C367| 87-010-175-080| CAP 560P|  | SW701| 87-A91-070-010| SW,TACT SKHHLV
C368| 87-010-175-080| CAP 560P|  | SW702| 87-A91-152-010| SW,SL 1-1-2 SSSS212-11-A
C451| 87-010-498-040| CAP,E 10-16 GAS<X307,X407>|  | TU101| 8A-KC8-621-010| TU UNIT, FAE347-A12
C452| 87-010-498-040| CAP,E 10-16 GAS<X307,X407>|  | X201| 81-592-641-010| VIB,CER 16.93MHZ
C453| 87-010-498-040| CAP,E 10-16 GAS|  | X701| 87-A70-175-010| VIB,XTAL 4.5MHZ AT-49
C454| 87-010-498-040| CAP,E 10-16 GAS|  |  |  |
C455| 87-012-140-080| CAP 470P<X307,X407>|  | FRONT C.B|  |
C456| 87-012-140-080| CAP 470P<X307,X407>|  |  |  |
C457| 87-012-140-080| CAP 470P|  | C901| 87-010-805-080| CAP, S 1-16
C458| 87-012-140-080| CAP 470P|  | C902| 87-010-194-080| CAP, CHIP 0.047
C511| 8A-KC7-623-000| CAP,E 2200U-16 BT(125C)|  | C903| 87-010-194-080| CAP, CHIP 0.047
 |  |  |  | C904| 87-010-177-080| C-CAP,S 820P-50 SL
C512| 87-010-196-080| CHIP CAPACITOR,0.1-25|  | C905| 87-010-196-080| CHIP CAPACITOR,0.1-25
C513| 87-010-196-080| CHIP CAPACITOR,0.1-25|  |  |  |
C514| 87-010-498-040| CAP,E 10-16 GAS|  | C971| 87-010-196-080| CHIP CAPACITOR,0.1-25
C515| 87-010-494-040| CAP,E 1-50 GAS|  | CON901| 88-KTA-602-010| CONN,15P CAM-B67
C516| 87-010-178-080| CHIP CAP 1000P|  | LCD901

LED951

| 8A-KCG-610-010

87-017-827-070

| LCD,AKC-16-17

C-LED,SEC1201 RED

C517| 87-010-178-080| CHIP CAP 1000P|  | LED952| 87-017-827-070| C-LED,SEC1201 RED
C519| 87-010-494-040| CAP,E 1-50 M 5L SRE|  |  |  |
C519| 87-010-494-040| CAP,E 1-50 M 5L SRE|  | LED953| 87-017-827-070| C-LED,SEC1201 RED
C531| 87-012-368-080| C-CAP,S 0.1-50 Z F|  | LED961| 87-A40-813-040| C-LED,SEC1E01C BLUE
C532

C533

| 87-012-368-080

87-012-368-080

| C-CAP,S 0.1-50 Z F

C-CAP,S 0.1-50 Z F

|  | LED962 LED963

PL901

| 87-A40-813-040

87-A40-813-040

8Z-KT1-641-010

| C-LED,SEC1E01C BLUE C-LED,SEC1E01C BLUE

LAMP,T-3

C534| 87-012-368-080| C-CAP,S 0.1-50 Z F|  |  |  |
C590| 87-010-178-080| CHIP CAP 1000P|  | PL902| 8Z-KT1-641-010| LAMP,T-3
C611| 87-010-553-040| CAP,E 47-16 GAS|  | SW901| 87-036-251-080| SW,T CT 6X3.5 160
C612| 87-010-198-080| CAP, CHIP 0.022|  | SW902| 87-036-251-080| SW,T CT 6X3.5 160

C613

|

87-016-044-040

|

CAP,E 100-16 GAS

|  | SW903

SW904

| 87-036-251-080

87-A90-001-080

| SW,T CT 6X3.5 160

C-SW,TACT SKQMAL

C621| 87-010-553-040| CAP,E 47-16 GAS|  |  |  |
C622| 87-010-553-040| CAP,E 47-16 GAS|  | SW905| 87-A90-001-080| C-SW,TACT SKQMAL
C641| 87-010-196-080| CHIP CAPACITOR,0.1-25|  | SW906| 87-A90-001-080| C-SW,TACT SKQMAL
C642| 87-010-196-080| CHIP CAPACITOR,0.1-25|  | SW907| 87-036-251-080| SW,T CT 6X3.5 160

C671

|

87-010-198-080

|

CAP, CHIP 0.022

|  | SW908

SW910

| 87-036-251-080

87-A90-001-080

| SW,T CT 6X3.5 160

C-SW,TACT SKQMAL

C672| 87-010-555-040| CAP,E 100-10 GAS|  |  |  |
C673| 87-010-553-040| CAP,E 47-16 GAS|  | SW911| 87-036-251-080| SW,T CT 6X3.5 160
C674| 87-010-198-080| CAP, CHIP 0.022|  | SW913| 87-036-251-080| SW,T CT 6X3.5 160
C681| 87-010-553-040| CAP,E 47-16 GAS|  | SW914| 87-036-251-080| SW,T CT 6X3.5 160
 |  |  |  | SW915| 87-036-251-080| SW,T CT 6X3.5 160
C682| 87-010-198-080| CAP, CHIP 0.022|  | SW916| 87-036-251-080| SW,T CT 6X3.5 160
C701| 87-010-315-080| C-CAP,S 27P-50 CH|  |  |  |
C702| 87-010-314-080| C-CAP,S 22P-50V|  | SW917| 87-036-251-080| SW,T CT 6X3.5 160
C706| 87-010-497-040| CAP,E 4.7-35 GAS|  | SW918| 87-036-251-080| SW,T CT 6X3.5 160
C711| 87-010-322-080| C-CAP,S 100P-50 CH|  | SW921| 87-A91-597-010| SW,RTRY SIM-026MT
C712| 87-010-322-080| C-CAP,S 100P-50 CH|  |  |  |
C761| 87-010-555-040| CAP,E 100-10 GAS|  | AUX C.B|  |
C763| 87-010-196-080| CHIP CAPACITOR,0.1-25|  |  |  |
C771| 87-012-156-080| C-CAP,S 220P-50 J CH GRM|  | FC901| 8A-KC7-611-010| F-CABLE,3P (AUX)
C831| 87-010-494-040| CAP,E 1-50 M 5L SRE|  | J901| 85-HRL-623-010| JACK,3.5 ST BLK

Chip Resistor Part Coding

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(4\)

Chip resistor

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(4\)

TRANSISTOR ILLUSTRATION

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(6\)

WIRING – 1 (YU: MAIN) 1 / 2

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(7\)

WIRING – 1 (YU: MAIN) 2 / 2

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(8\)

SCHEMATIC DIAGRAM – 1 (YU: MAIN 1 / 2)

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(8\)

SCHEMATIC DIAGRAM – 2 (YU: MAIN 2 / 2)

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(10\)

WIRING – 2 (YL: MAIN) 1 / 2

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(11\)

WIRING – 2 (YL: MAIN) 1 / 2

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(12\)

SCHEMATIC DIAGRAM – 3 (YL: MAIN 1 / 2)

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(13\)

SCHEMATIC DIAGRAM – 4 (YL: MAIN 2 / 2)
aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(14\)

WIRING – 3 (FRONT)

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(15\)

SCHEMATIC DIAGRAM – 5(FRONT)

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(16\)

IC BLOCK DIAGRAM

IC, LA6556aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig-
\(18\)

VOLTAGE CHART

PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
1 2.45 2.47 2.35 2.35 2.42 2.28
2 ~ 6 0 0 0 0 0 0
7 4.87 4.91 4.85 4.84 4.90 4.87
8 0 0 0.05 0.05 0.15 0.03
9 0.10 0.10 0.20 0.21 0.70 0.21
10 0.10 0.10 0.22 0.21 0.75 0.24
11 0 0 0 0 0.03 0
12 0 0 0 0 0 0
13 0 0 0 0 4.83 0
14 0 0 4.57 4.54 0 0
15 ~ 16 0 0 0 0 0 0
17 0 0 0 0 4.78 0
18 0 0 4.72 4.72 0 0
19 ~ 30 0 0 0 0 0 0
31 4.98 5.00 4.79 4.85 4.91 4.85
32 ~ 38 0 0 0 0 0 0
39 0 0 0 0 4.84 0
40 0 0 4.72 4.72 4.84 4.79
41 0 0 4.72 4.73 4.83 4.79
42 0 0 4.74 4.74 4.85 4.80
43 0 0 4.78 4.77 4.89 4.84
44 0 0 0 0 0 0
45 4.46 4.49 4.44 4.45 4.52 4.46
46 0 0 0 0 4.84 0
47 0 0 0 0 2.00 0
48 0 0 0 0 0 0
49 0 0 0 0 4.89 0
50 0 0 0 0 0 0
51 4.86 4.90 4.89 4.89 0 4.87
52 0 0 0 0 4.94 0
53 4.78 / 0 4.78 / 0 4.75 / 0 4.75 / 0 4.75 / 0 4.75 / 0
54 4.80 / 0 4.80 / 0 4.77 / 0 4.77 / 0 4.77 / 0 4.75 / 0
55 4.87 4.90 4.86 4.86 4.90 4.84
56 4.82 / 4.78 4.82 / 4.78 4.70 / 4.75 4.70 / 4.75 4.70 / 4.75 4.72 /

4.75
57| 3.40| 3.44| 3.44| 3.44| 3.50| 3.41
58 ~ 60| 0| 0| 0| 0| 0| 0
61| 4.86| 4.89| 4.88| 4.87| 4.93| 4.87
62 ~ 64| 0| 0| 0| 0| 0| 0
65| 3.31| 3.32| 3.31| 3.32| 3.32| 3.31
66| 4.94| 4.96| 4.78| 4.78| 4.87| 4.79
67| 0| 0| 4.63| 4.62| 4.61| 4.62
PIN NO.| BU (V)| BU+ACC (V)| FM (V)| AM(V)| CD (V)| AUX (V)
---|---|---|---|---|---|---
68| 4.94| 4.95| 4.76| 4.76| 4.87| 4.79
69| 0| 0| 0.58| 0.57| 0| 0.59
70| 0| 0| 2.51| 2.51| 0| 2.52
71 ~ 72| 0| 0| 0| 0| 0| 0
73| 4.98| 4.97| 4.80| 4.80| 4.91| 4.84
74| 0| 0| 0| 2.34| 0| 2.31
75| 0| 0| 2.45| 0.01| 0| 0.03
76| 0| 0| 0| 0| 0| 0
77| 0| 0| 0.08| 0.08| 0| 0
78| 0| 0| 1.04| 1.04| 1.05| 0
79| 0| 0| 0| 0| 0| 0
80| 2.53| 2.52| 2.45| 2.46| 2.50| 2.47
PIN NO.| BU (V)| BU+ACC (V)| FM (V)| AM(V)| CD (V)| AUX (V)
---|---|---|---|---|---|---
1 ~ 2| 0| 0| 0| 0| 0| 0
3| 0| 0| 2.75| 2.74| 2.74| 2.74
4| 0| 0| 4.76| 4.82| 4.83| 4.84
5| 0| 0| 2.74| 2.74| 2.75| 2.75
6| 14.40| 14.40| 14.38| 14.38| 14.38| 14.38
7| 0| 0| 2.75| 2.74| 2.74| 2.74
8| 0| 0| 0| 0| 0| 0
9| 0| 0| 2.68| 2.73| 2.73| 2.74
10| 0| 0| 13.17| 13.15| 13.16| 13.16
11| 0| 0| 3.04| 3.07| 3.07| 3.08
12| 0| 0| 3.09| 3.11| 3.11| 3.11
13| 0| 0| 0| 0| 0| 0
14| 0| 0| 3.09| 3.11| 3.11| 3.11
15| 0| 0| 3.04| 3.07| 3.07| 3.08
16| 0| 0| 2.29| 2.40| 2.41| 2.40
17| 0| 0| 2.71| 2.74| 2.74| 2.74
18| 0| 0| 0| 0| 0| 0
19| 0| 0| 2.73| 2.74| 2.74| 2.74
20| 14.40| 14.40| 14.38| 14.38| 14.38| 14.35
21| 0| 0| 2.76| 2.73| 2.73| 2.73
22| 0| 0| 4.54| 4.55| 4.58| 4.56
23| 0| 0| 2.72| 2.76| 2.76| 2.77
24 ~ 25| 0| 0| 0| 0| 0| 0

IC DESCRIPTION

PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
1 ~ 2 0 0 0 0 2.50 0
3 0 0 0 0 2.53 0
4 0 0 0 0 2.49 0
5 ~ 7 0 0 0 0 2.51 0
8 0 0 0 0 2.52 0
9 ~ 12 0 0 0 0 2.51 0
13 0 0 0 0 2.50 0
14 0 0 0 0 2.51 0
15 0 0 0 0 2.50 0
16 0 0 0 0 2.61 0
17 0 0 0 0 2.52 0
18 0 0 0 0 2.42 0
19 0 0 0 0 2.52 0
20 0 0 0 0 2.53 0
21 0 0 0 0 2.51 0
22 ~ 23 0 0 0 0 0 0
24 ~ 25 0 0 0 0 2.47 0
26 ~ 28 0 0 0 0 0 0
29 0 0 0 0 2.63 0
30 0 0 0 0 2.37 0
31 ~ 33 0 0 0 0 0 0
34 0 0 0 0 4.93 0
35 0 0 0 0 0 0
36 0 0 0 0 1.0 0
37 ~ 39 0 0 0 0 0 0
40 0 0 0 0 0.50 0
41 0 0 0 0 2.29 0
42 0 0 0 0 2.40 0
43 0 0 0 0 2.41 0
44 0 0 0 0 2.50 0
45 ~ 46 0 0 0 0 2.51 0
47 0 0 0 0 2.41 0
48 ~ 49 0 0 0 0 0 0
50 0 0 0 0 2.41 0
51 0 0 0 0 4.80 0
52 ~ 53 0 0 0 0 0 0
54 0 0 0 0 4.84 0
55 0 0 0 0 0 0
56 0 0 0 0 4.93 0
57 ~ 58 0 0 0 0 2.51 0
59 0 0 0 0 2.39 0
PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
--- --- --- --- --- --- ---
60 0 0 0 0 0 0
61 0 0 0 0 2.22 0
62 0 0 0 0 3.71 0
63 0 0 0 0 0.19 0
64 0 0 0 0 4.91 0
PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
--- --- --- --- --- --- ---
1 ~ 2 0 0 0 0 0 0
3 0 0 0 0 8.44 0
4 ~ 5 0 0 0 0 0 0
6 0 0 0 0 3.70 0
7 0 0 0 0 4.06 0
8 0 0 0 0 3.76 0
9 0 0 0 0 4.05 0
10 0 0 0 0 3.86 0
11 0 0 0 0 3.88 0
12 0 0 0 0 3.60 0
13 0 0 0 0 4.20 0
14 0 0 0 0 8.45 0
15 0 0 0 0 2.38 0
16 ~ 17 0 0 0 0 0 0
18 ~ 22 0 0 0 0 2.51 0
23 0 0 0 0 2.45 0
24 ~ 25 0 0 0 0 2.51 0
26 0 0 0 0 7.85 0
27 0 0 0 0 4.98 0
28 0 0 0 0 2.51 0
29 0 0 0 0 8.44 0
30 ~ 32 0 0 0 0 2.51 0
33 0 0 0 0 2.43 0
34 ~ 35 0 0 0 0 4.91 0
36 0 0 0 0 0 0

LCD DIAGRAM

PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
1 0 0 0 0 0.05 0
2 0 0 0 0 0 0
3 0 0 0 0 1.55 0
4 0 0 0 0 0 0
5 0 0 0 0 1.77 0
6 0 0 0 0 4.69 0
7 0 0 0 0 0.33 0
8 0 0 0 0 0 0
9 0 0 0 0 2.49 0
10 0 0 0 0 2.39 0
11 0 0 0 0 0 0
12 0 0 0 0 0.50 0
13 ~ 17 0 0 0 0 0 0
18 0 0 0 0 4.92 0
19 ~ 20 0 0 0 0 0 0
21 0 0 0 0 2.35 0
22 ~ 23 0 0 0 0 4.93 0
24 ~ 30 0 0 0 0 0 0
31 0 0 0 0 2.47 0
32 ~ 36 0 0 0 0 0 0
37 0 0 0 0 2.03 0
38 ~ 39 0 0 0 0 0 0
40 0 0 0 0 2.03 0
41 0 0 0 0 4.96 0
42 0 0 0 0 4.92 0
43 0 0 0 0 4.79 0
44 0 0 0 0 1.75 0
45 0 0 0 0 1.85 0
46 0 0 0 0 0 0
47 0 0 0 0 0.10 0
48 0 0 0 0 0.02 0
49 0 0 0 0 0.11 0
50 0 0 0 0 2.47 0
51 0 0 0 0 0 0
52 0 0 0 0 2.46 0
53 0 0 0 0 2.0 0
54 0 0 0 0 0 0
55 0 0 0 0 0.04 0
56 0 0 0 0 0 0
57 0 0 0 0 4.80 0
58 0 0 0 0 4.88 0
PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
--- --- --- --- --- --- ---
59 0 0 0 0 0 0
60 0 0 0 0 1.93 0
61 0 0 0 0 2.34 0
62 ~ 64 0 0 0 0 0 0
PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
--- --- --- --- --- --- ---
1 ~ 2 0 0 0 0 0 0
3 0 0 0 0.02 0 0
4 0 0 6.89 0 6.93 0
5 0 0 0 0 0 0
6 0 0 3.42 3.42 3.42 3.42
7 ~ 8 0 0 0 0 0 0
9 0 0 0 7.95 0 7.85
10 ~ 11 0 0 0 0 0 0
12 0 0 7.27 0 7.31 0
13 0 0 7.58 7.49 7.61 7.46
14 0 0 3.41 3.42 3.42 3.42
15 0 0 0 0 0 0
16 0 0 3.41 3.44 3.39 3.42
17 0 0 3.36 3.41 3.39 3.42
18 ~ 19 0 0 0 0 0 0
20 0 0 0.01 0.01 0 0
21 0 0 5.74 3.66 0.43 0
22 0 0 4.55 4.56 4.56 4.54
23 0 0 1.07 0.63 0.05 0.04
24 0 0 4.07 1.21 4.01 1.21
25 0 0 7.58 7.50 7.61 7.46
26 0 0 0 0.03 2.05 0.03
PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
--- --- --- --- --- --- ---
1 0 0 3.94 3.93 3.96 3.96
2 0 0 3.98 3.98 4.00 4.01
3 0 0 4.00 4.00 4.02 4.01
4 ~ 6 0 0 4.00 4.00 4.02 4.02
7 0 0 3.99 3.99 4.01 3.99
8 ~ 9 0 0 0 0 0 0
10 0 0 3.98 3.98 4.00 3.99
11 0 0 4.01 4.01 4.03 4.01
12 0 0 3.99 3.99 4.01 3.99
13 0 0 4.02 4.01 4.04 4.01
14 0 0 4.01 4.01 4.03 4.01
15 ~ 18 0 0 0 0 0 0
19 0 0 4.01 4.01 4.03 4.01
20 ~ 21 0 0 4.02 4.01 4.04 4.01
22 0 0 4.01 4.01 4.03 3.98
23 0 0 4.01 4.01 4.03 4.01
24 0 0 3.98 3.98 4.00 3.98
25 ~ 26 0 0 0 0 0 0
27 0 0 4.02 3.99 4.04 3.99
28 0 0 4.02 4.01 4.04 4.01
29 0 0 4.02 4.01 4.04 4.01
30 ~ 31 0 0 4.01 4.01 4.03 4.00
32 0 0 4.00 3.99 4.02 3.98
33 0 0 3.91 3.91 3.93 3.93
34 0 0 4.02 4.01 4.04 4.02
35 0 0 4.00 3.99 4.02 4.00
36 0 0 0 0 0 0
37 ~ 38 0 0 4.00 3.99 4.02 4.00
39 0 0 7.64 7.63 7.68 7.64
40 0 0 4.00 3.99 4.02 4.00
41 0 0 3.99 3.99 4.01 3.99
42 0 0 0 0 0 0
43 0 0 4.00 3.99 4.02 3.99
44 0 0 4.03 4.02 4.05 4.01
PIN NO. BU (V) BU+ACC (V) FM (V) AM(V) CD (V) AUX (V)
--- --- --- --- --- --- ---
1 0 0 4.84 4.83 4.86 4.85
2 0 0 0 0 0 0
3 2.50 2.50 2.47 2.47 2.48 2.48
4 2.50 2.50 2.47 2.47 2.48 2.47
5 2.50 2.50 2.47 2.47 2.48 2.48
6 2.50 2.50 2.47 2.47 2.48 2.47
7 ~ 10 2.50 2.50 2.47 2.46 2.47 2.47
11 ~ 12 2.50 2.50 2.47 2.47 2.47 2.47
13 2.50 2.50 2.47 2.46 2.47 2.47
14 2.50 2.50 2.47 2.47 2.48 2.47
15 ~ 16 2.50 2.50 2.47 2.47 2.47 2.47
17 2.50 2.50 2.47 2.47 2.48 2.47
18 ~ 19 2.50 2.50 2.47 2.47 2.47 2.47
20 ~ 23 2.50 2.50 2.47 2.47 2.48 2.47
24 ~ 25 2.50 2.50 2.47 2.47 2.47 2.47
26 ~ 29 2.50 2.50 2.47 2.47 2.48 2.47
30 2.50 2.50 2.47 2.46 2.47 2.47
31 ~ 32 2.50 2.50 2.49 2.47 2.48 2.47
33 ~ 40 2.50 2.50 2.48 2.47 2.48 2.47
41 2.50 2.50 2.48 2.46 2.47 2.47
42 2.50 2.50 2.48 2.47 2.47 2.47
43 2.50 2.50 2.48 2.46 2.48 2.46
44 4.96 4.96 4.95 4.92 4.93 4.91
45 4.96 4.96 4.95 4.93 4.93 4.91
46 4.96 4.96 4.95 4.92 4.93 4.91
47 ~ 49 4.96 4.96 4.95 4.92 4.93 4.91
50 ~ 55 0 0 0 0 0 0
56 4.99 4.99 4.95 4.92 4.93 4.91
57 3.33 3.33 3.32 3.29 3.30 3.28
58 1.67 1.67 1.67 1.65 1.66 1.65
59 0 0 0 0 0 0
60 3.91 3.91 3.88 3.88 3.88 3.87
61 4.96 4.96 4.92 4.86 4.88 4.86
62 0 0 0.25 0.24 0.77 0.24
63 0 0 0.25 0.20 0.67 0.24
64 0 0 0.04 0.03 0.18 0.03
Pin No. Pin Name I/O Description
--- --- --- ---
1 XIN I System clock oscillator input.
2 ~ 3 NC Not connected.
4 E-VOL DO O Data output for electric volume.
5 E-VOL CLO O Clock output for electric volume.
6 E-VOL CE O CE output for electric volume.
7 LCD DI I LCD driver data signal input.
8 LCD DO O LCD driver data signal output.
9 LCD CLO O LCD driver clock signal output.
10 LCD CE O LCD driver CE signal output.
11 SQ OUT I Sub-code Q input terminal.
12 COIN O Command output terminal for DSP.

13

|

CQCK

|

O

| Transfer-out clock for command output or output terminal for Sub-code transfer-in

clock from SQ OUT.

14

|

SD/ST

|

I

| Stereo signal input when receiving. Hi=MONO, Low=ST FM reception.

Channel detection signal input when FM/AM seeking. Hi=detect channel

15| LOC/DX| O| LOC/DX switching output when in the radio seek mode. Hi=LOC, Low=DX
16| IF REQ| O| IF count signal request output.
17| BAND| O| FM/AM power switch output. Hi=AM, Low=FM
18| TU ON| O| Radio power switch output. Hi=Radio mode
19 ~ 21| NC| –| Not connected.
22 ~ 23| KS4 ~ KS3| O| Initial setting diode matrix output(Not used).
24 ~ 26| KS2 ~ KS0| O| Initial setting diode matrix output.
27 ~ 30| K3 ~ K0| I| Initial setting diode matrix input.
31| VDD| –| Power supply.
32| NC| –| Not connected.
33| LM+| O| Loading motor control terminal.
34| LM-| O| Loading motor control terminal.
35| FEM+| O| Thread motor control terminal.
36| FEM-| O| Thread motor control terminal.
37| RW| O| RW disc control. Normal set to “Hi”. Hi=NORMAL DISC, Low=RW DISC
38| LP UP| O| RW disc control. Normal set to “Lo”. Hi=Disable playback even though
39| CD ON| O| CD power switch output. Hi=CD mode RW port is low
40| A-MUTE| O| Audio mute signal output.
41| POWER CONT| O| Power control signal output.
42| ST-BY MUTE| O| ST-BY mute signal output.
43| POWER MUTE| O| Power mute signal output.
44| BEEP| O| BEEP output(3 kHz, 50 ms).
45| DFP IN| I| Front panel detection.
46| DRF| I| “Detect RF” RF level detection input. Pulled up when not used.
47| WRQ| I| Sub-code Q output standby input terminal.
Pin No.| Pin Name| I/O| Description
---|---|---|---
48| RWC| O| Read / write control output terminal.
49| CD RES| O| DSP reset output terminal.
50| SW3| I| Disc detection / chuck or release disc detection.
51| SW2| I| 12 cm disc detection / 12 cm disc ejection end detection.
52| SW1| I| Leading motor start detection.
53| R-ENCOD2| I| Rotary encoder input 2.
54| R-ENCOD1| I| Rotary encoder input 1.
55| LCD-DI| I| LCD driver data signal input.
56| REMOTE IN| I| Remote controller input. Pulled up when not used.
57| LED| O| Security LED flashing output. H: No light on, L: Light on.
58 ~ 60| NC| –| Not connected.
61| INSIDE| I| Pick up inner track position detection.
62| TEST| I| CD test mode. Pulled down when not used.
63| NC| –| Not connected.
64| L IND| I| Voltage input for level indecator. Pulled down when not used.
65| PH.MUTE| I| External mute control. Low=-20dB mute. Pulled up when not used.
66| RESET| I| System reset. Low= system reset.
67| HOLD| I| ACC (accessory power) ON/ OFF input. OFF=fault mode.
68| SNS| I| Backup detection.
69| NC| –| Not connected.
70| IF| I| IF count signal input (FM / AM).
71| EO3| –| Not used.
72| SUBPD| –| Not used.
73| VDD| –| Power supply.
74| AM OSC| I| AM channel transmission input.
75| FM OSC| I| FM channel transmission input.
76| VSS| –| Connected to GND.
77| EO2| O| Not used.
78| EO1| O| Error out from charge pump (for FM / AM).
79| NC| –| Not connected.
80| XOUT| O| System clock oscillator output.
Pin No.| Pin Name| I/O| Description
---|---|---|---

1

|

FIN2

|

O

| For the connection of the pickup photodiode. Addition to the FIN1 pin creates an RF

signal and subtraction from it create an EF signal.

2| FIN1| O| For the connection of the pickup photodiode.

3

|

E

|

O

| For the connection of the pickup photodiode. Subtraction from the F pin creates a TE

signal.

4| F| O| For the connection of the pickup photodiode.
5| TB| I| Inputs the DC components in the TE signal.

6

|

TE-

|

O

| For the connection of a resistor which sets the gain of the TE signal between this pin

and the TE pin.

7| TE| O| TE signal output.
8| TESI| I| TES (track error sense) comparator input. The signal is passed through a BPF.
9| SCI| I| Shock detection input.
10| TH| I| Sets the time constant for the tracking gain.
11| TA| O| TA amp output.
12| TD-| I| Composes the tracking phase compensation constant between the TD and VR pins.
13| TD| I| Sets the tracking phase compensation.
14| JP| I| Sets the amplitude of the tracking jump signal (kick pulses).
15| TO| O| Tracking control signal output.
16| FD| O| Focusing control signal output.
17| FD-| I| Composes the focusing phase compensation constant between the FD and FA pins.
18| FA| O| Composes the focusing phase compensation constant between the FD and FA pins.
19| FA-| I| Composes the focusing phase compensation constant between the FD and FA pins.
20| FE| O| FE signal output.

21

|

FE-

|

I

| For the connection of a resistor whichs sets the gain of the FE signal between this pin

and the TE pin.

22| A-GND| O| Ground of analog signals.
23| SP| O| Single-ended output of the signals input to the CV+ and CV- pins.
24| SPI| I| Spindle amp input.
25| SPG| I| For the connection of a resistor which sets the gain in the spindle 12cm mode.
26| SP-| I| For the connection of the spindle phase compensation constant with the SPD pin.
27| SPD| O| Spindle control signal output.
28| SLEQ| I| For the connection of sled phase compensation constant.
29| SLD| O| Sled control signal output.
30| SL-|

I

|

Sled feed signal input from the microprocessor.

31| SL+
32| JP-|

I

|

Tracking signal input from the DSP.

33| JP+
34| TGL| I| Tracking gain control signal input from the DSP. Low gain when TGL is “H”.
35| TOFF| I| Tracking off control signal input from the DSP. Off when TOFF is “H”.
36| TES| O| Outputs the TES signal to the DSP.
Pin No.| Pin Name| I/O| Description
---|---|---|---

37

|

HFL

|

O

| The HFL (high frequency level) signal is used to judge whether the main beam is

positioned on the pit or on the mirror.

38| SLOF| I| Sled servo off control input.
39| CV-| I| CLV error signal input from the DSP.
40| CV+|  |
41| RFSM| O| RF output.

42

|

RFS-

|

O

| Sets the RF gain and the EFM singal’s 3T compensation constant togther with the

RFSM pin.

43

|

SLC

|

O

| The SLC (slice level control) signal is output to control the DSP’s data slice level of the

RF waveform.

44| SL1| I| Input to control the DSP’s data slice level.
45| D-GND| –| Ground of digital signals.
46| FSC| O| Output for the focus search smoothing capacitor.
47| TBC| I| The TBC (tracking balance control) signal sets the EF balance variation range.
48| NC| –| Not connected.
49| DEF| O| Disc defect detection output.
50| CLK| I| Reference clock input. 4.23 MHz is input from the DSP.
51| CL| I| Microprocessor command clock input.
52| DAT| I| Microprocessor command data input.
53| CE| I| Microprocessor chip enable input.
54| DRF| O| DRF (detect RF) is an output to detect the RF level.

55

|

FSS

|

I

| The FSS (focus search select) signal switches the focus search modes (+/-search /

+search with respect to the reference voltage). (Not connected)

56| VCC2| –| VCC of servo and digital circuits.
57| REF1| –| For the connection of bypass capacitor for the reference voltage.
58| VR| O| Reference voltage output.
59| LF2| –| Sets the time constant for disc defect detection.
60| PH1| –| For the connection of a capacitor to hold the RF signal peak.
61| BH1| –| For the connection of a capacitor to hold the RF signal bottom.
62| LDD| O| APC circuit output.
63| LDS| I| APC circuit input.
64| VCC1| –| VCC of RF signal circuits.
Pin No.| Pin Name| I/O| Description
---|---|---|---
1| DEFI| I| Defect detection signal (DEF) input. (Must be connected to 0V when unused.)
2| TAI| I| For PLL/Test input. A pull-down resistor is built-in. (Must be connected to 0V.)
3| PDO| O| External VCO control phase comparator output.
4| VVSS| –| Intetnal VCO ground. (Must be connected to 0V.)
5| ISET| I| PDO output current adjustment resistor connection.
6| VVDD| –| Internal VCO power supply.
7| FR| I| VCO frequency range adjustment.
8| VSS| –| Digital system ground. (Must be connected to 0V.)
9| EFMO| O| Slice level control EFM signal output.
10| EFMIN| I| Slice level control EFM signal input.
11| TEST2| I| Test input. A pull-down resistor is built-in. (Must be connected to 0V.)
12| CLV+|

O

| Disc motor control output. Can be set to three-value output by microprocessor

command.

13| CLV-

14

|

V/P

|

O

| Rough servo/phase control automatic switching monitor output. Outputs a high level

during rough servo a low level.

15| HFL| I| Track detection signal input. This is a Schmitt input.
16| TES| I| Tracking error signal input. This is a Schmitt input.
17| TOFF| O| Tracking off output.
18| TGL| O| Tracking gain switching output. Increase the gain when low.
19| JP+|

O

| Track jump output. Three value output is also possible when specified by0

microprocessor command.

20| JP-
21| PCK| O| EFM data playback clock monitor. Output 4.3218 MHz when the phase is locked.

22

|

FSEQ

|

O

| Synchronization signal detection output. Output a high level when the synchronization signal detected from the EFM signal and the internaly generated synchronization signal

range.

23| VDD| –| Digital system power supply.
24 ~ 28| CONT1 ~ 5| I/O| General purpose input/ output pin1 ~ 5.

29

|

EMPH/CONT6

|

O

| De-emphasis monitor. A high level indicates playback of a De-emphasis disk./ General

General purpose input/ output pin6.

30| C2F| O| C2 flag output.
31| DOUT| O| Digital output.
32| TEST3| I| Test input. A pull-down resistor is built-in. (Must be connected to 0V.)
33| TEST4| I| Test input. A pull-down resistor is built-in. (Must be connected to 0V.)

34

|

PCCL

|

I

| General purpose input/ output command identifying. A pull-down resistor is built-in. “H”: Control possible only for the general purpose input/ output port command.

“L”: Control possible for all commands.

35| MUTEL/CONT7| O| Left channel mute output./ General purpose input/ output pin.
36| LVDD| –| Left channel power supply.
37| LCHO| O| Left channel output.
38| LVSS| –| Left channel groud. (Must be connected to 0V.)
Pin No.| Pin Name| I/O| Description
---|---|---|---
39| RVSS| –| Right channel ground. (Must be connected to 0V.)
40| RCHO| O| Right channel output.
41| RVDD| –| Right channe power supply.
42| MUTER/CONT8| O| Right channel mute output./ General purpose input/ output.
43| XVDD| –| Crystal oscillator power supply.
44| XOUT| O|

Connections for a 16.9344 MHz crystal oscillator element.

45| XIN| I
46| XVSS| –| Crystal oscillator ground. (Must be connected to 0V.)
47| SBSY| O| Subcode clock synchronization signal output.
48| EFLG| O| C1, C2, sigle an double error correction monitor.
49| PW| O| Subcode P, Q, R, S, T, U and W output.

50

|

SFSY

|

O

| Subcode frame synchronization signal output. This signal falls when the subcode are

in standby stase.

51| SBCK| I| Subcode readout clock input. This is a Schmitt input.
52| FSX| O| Output pin for the 7.35 kHZ synchronization signal divided from the crystal oscillator.
53| WRQ| O| Subcode Q output standby output.
54| RWC| I| Read/write control input. This is a Schmitt input.
55| SQOUT| O| Subcode Q output.
56| COIN| I| Command input pin from control microprocessor.

57

|

CQCK

|

I

| Input for both the command input acquisition clock and the SQOUT pin subcode

readout clock input pin. This is Schmitt input.

58| RES| I| Reset input. This pin must be set low briefly after power is first applied.
59| TST11| O| Test output. Leave open. (Normally output a low level.)
60| 16M| O| 16.9344 MHz output.
61| 4.2M| O| 4.2336 MHz output.
62| TEST5| I| Test input. A pull-down resistor is built-in. (Must be connected to 0V.)

63

|

CS

|

I

| Chip seledt input. A pull-down resistor is built-in.

(Must be connected to 0V if not controlled.)

64| TEST1| I| Test input. No pull-down resistor. (Must be connected to 0V.)
Pin No.| Pin Name| I/O| Description
---|---|---|---
1| RVRIN| I| 4dB volume control input. Must be driven at a low impedance.
2| RCOM| –| 1dB volume control common pin.

3 ~ 5

|

RT1 ~ RT3

|

| For the connection of capacitors that compensate for bass and treble in the tone control circuits.

A high-frequency compensation capacitors must be connected between T1 and T2. A low-frequency compensation capacitors must be connected between T2 and T3.

6| RTOUT| O| Tone control output.
7| RSIN| I| Super bass input. Must be driven at a low impedance.
8| NC| –| Connected to VSS.
9| NC| –| Not used.
10 ~ 11| RSB1 ~ RSB2| –| For the connection of RCH super bass compensation capacitors.
12| RFIN| I| Fader input. Must be driven at a low impedance.
13| RFOUT|

O

|

Fader outputs. The front and rear sides can be attenuated independently.

14| RROUT
15| VSS| –| Ground.
16| CL|

I

|

Serial data and clock inputs for control.

17| DI

18

|

CE

|

| Chip enable. Data is written in the internal latch when the chip enable signal goes “L” from “H”, and each analog switch is activated. Data transfer is enabled at “H”.

19

|

VREF

|

| Generates a 1/2VDD power source. A capacitor must be connected between VREF and VSS as a troubleshooting against power ripples.
20| LROUT|

O

|

Fader outputs. The frount and rear sides can be attenuated independently.

21| LFOUT
22| LFIN| I| Fader input. Must be driven at a low impedance.
23 ~ 24| LSB2 ~ LSB1| –| For the connection of LCH super bass compensation capacitors.
25| NC| –| Not used.
26| NC| –| Connected to VSS.
27| LSIN| I| Super bass input. Must be driven at a low impedance.
28| LTOUT| O| Tone control output.

29 ~ 31

|

LT3 ~ LT1

|

| For the connection of capacitors that compensate for bass and treble in the tone control circuit.

A high-frequency compensation capacitors must be connected between T1 and T2. A low-frequency compensation capacitors must be connected between T2 and T3.

32| LCOM| –| 1dB volume control common pin.
33| LVRIN| I| 4dB volume control input. Must be driven at a low impedance.
34| LSELO| O| Input selector output pin.
35| AUX(L)|

I

|

Signal input pins.

36| CD(L)
37| TUN(L)
38| TP(L)
39| VDD| –| Power supply.
Pin No.| Pin Name| I/O| Description
---|---|---|---
40| TP(R)|

I

|

Signal input pins.

41| TUN(R)
42| CD(R)
43| AUX(R)
44| RSELO| O| Input selector output pin.
Pin No.| Pin Name| I/O| Description
---|---|---|---
1 ~ 40| S1 ~ S40| O| LCD segment output.
41 ~ 43| COM1~ COM3| O| LCD command driver outputs.
44 ~ 49| KS1 ~ KS6| O| Key scan outputs.
50 ~ 54| KI1 ~ KI5| I| Key scan inputs. These pins have build-in pull-down resistor.
55| TEST| –| Test pin. (Connected to GND.)
56| VDD| –| Power supply.

57

|

VDD1

|

I

| Used for applying the LCD drive 2/3 bias voltage externally. (Must be connected to

VDD2 when a 1/2 bias drive scheme is used.)

58

|

VDD2

|

I

| Used for applying the LCD drive 1/3 bias voltage externally. (Must be connected to

VDD1 when a 1/2 bias drive scheme is used.

59| VSS| –| Power supply. (Connected to GND.)
60| OSC| I/O| Resistor and capacitor are attached externally form an oscillator circuit.
61| DO| O| Serial data interface pin; output data.
62| CE| O| Serial data interface pin; chip enable.
63| CL| O| Serial data interface pin; synchronization.
64| DI| O| Serial data interface pin; data transferred.

CD TEST MODE

  1. How to Activate CD Test Mode
  2. Connect the 62-pin (test) of IC701 (LC72358N-9910) on MAIN C.B to the 31-pin (VDD) by cable.v
  3. Connect the wire of ACC (red) and BACKUP (yellow) of the power supply/speaker connector to DC+12V, then connect Ground (black) to -.
  4. When CD test mode is started, all displays will be lighted as shown in the following figure. 1-2 How to cancel CD Test Mode
  5. Disconnect the cable of 62-pin (test) and 31-pin (VDD) of the MAIN C.B
  6. IC701 (LC72358N-9910) and switch on the power.

CD Test Mode Functions

MODE Keys to operate Display Operations Contents
Start Mode   All lightented   • Start TEST MODE
Search Mode RANDOM TOC READING •  Continual Focus Search (The pickup lens

respeats the full-swing up-down motion)

  • NOTE 1

| • Confirm APC circuit

• Laser current measurement

• Confirm focus error waveform

Play Mode| REP 1| TRACK No.

Playing Time Indica- tion Revel/Ing Indication

| •  Normal Play Back

•  Focus search is contiuned if TOC cannot be read

| • Focus servo

•  Traking servo

• CLV servo

• Sled servo

Traverse Mode| INT| Track no. & Playing Time Indication| •  Pause Status| • Traking servo OFF
Thread Mode|  | All lightened| •  Pick up Move to outer most track

•  Pick up Move to inner most track

| • Thread servo

• Confirm mechanism operation

Gain Switch| 1

(Preset Button)

| All lightened| •    Step 1 : For CD/CD-R

•  Step 2 : For CD-R RF Gain is up against Step 1

•  Step 3 : For CD-R Laser Power Up against Step 2

| • Step 1 to 3 are cyclic

• “Error 03” is indicated if the Disc does not Step 1 match.

  • Do not insert a Disc when confirming the Search Mode
  • Press the PWR button when cancelling Search Mode. Test Mode will be restored when PWR button is pressed once again.
  • Insert the “Test Disc” when operating all modes except search mode.
  • NOTE 1 : There are CD operations are disabled owing to the protection circuit being operated when heat builds up in the driver ICif the focus search is operated continually for more than 10 minutes.
  • In cases, the power supply should be switched off  for 10 minutes until heat has been reduced and then re-started.

LCD DIAGRAM

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig-25

Caution when servicing
How to use extension jig. Correct between MAIN C.B. and CD mechanisms by extension jigs when checking CD mechanism (TN-CCD1001-113J) operation. (Refer to the following figure.)

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(22\)

Parts Description AKC-JIG Parts Number SV-J00-075-010

MECHANICAL EXPLODED VIEW 1 / 1

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(23\)

MECHANICAL PARTS LIST 1 / 1

REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION| REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION
---|---|---|---|---|---|---|---
1| 8A-KC7-005-010| KNOB,RTRY -AC| 30| 8A-KCF-020-010| CABI,TRIM -AC15
2| 8A-KC7-020-010| RING,RTRY -AC| 31| 8Z-KC2-203-210| LEVER,DFP HOOK -C2
3| 8A-KC7-220-010| SPR-C,ROTARY -AC| 32| 8Z-KC2-221-110| SPR-C,DETACH HOOK-C2
4| 8A-KCG-004-010| WINDOW,LCD X207<207>| 33| 8Z-KC2-011-110| CABI,BASE -C2
4| 8A-KCG-003-010| WINDOW,LCD X307<307>| 33| 8Z-KC2-011-210| CABI,BASE -C2
4| 8A-KCG-005-010| WINDOW,LCD X3070<3070>| 34| 8Z-KC2-222-010| SPR-T,DETACH LOCK-C2
4| 8A-KCG-006-010| WINDOW,LCD X4010<4010>| 35| 8Z-KC2-204-210| LEVER,DFP LOCK -C2
4| 8A-KCG-007-010| WINDOW,LCD X2070<2070>| 36| 8Z-KC1-231-110| HLDR,HALF-C
4| 8A-KCG-008-010| WINDOW,LCD X407<407>| 37| 8Z-KC1-213-010| CHAS,SIDE L -C
5| 8A-KCF-022-010| WINDOW,SIDE R -AC15| 38| 8Z-KCG-201-210| CHAS,FRONT -C16
6| 8A-KCF-021-010| WINDOW,SIDE L -AC15| 39| 8A-KC7-230-010| HLDR,TR2 -AC
7| 8A-KCF-001-010| CABI,FRONT -AC15| 40| 8Z-KC1-211-010| COVER, TOP -C
8| 8A-KC7-014-010| BTN,CLEAR S -AC| 41| 8Z-KC7-201-010| COVER, ISO BLIND -C
9| 8A-KC7-208-010| HLDR,BTN L-AC| 42| 8Z-KC3-201-010| COVER, CD BLIND -C
10| 8A-KCF-211-010| LENS,ENCO -AC15| 43| 8A-KC7-224-010| HLDR,P-IC -AC
11| 8A-KC7-007-010| BTN,SEESAW R -AC| 44| 8A-KC7-611-010| F-CABLE,3P (AUX)
12| 8A-KCF-007-010| BTN,SEESAW L -AC15| 45| 8Z-KC1-214-010| CHAS,SIDE R -C
13| 8A-KC7-006-010| BTN,PRE.-AC| 46| 8Z-KC1-212-010| COVER, BOTTOM -C
14| 8A-KC7-011-010| BTN,CLEAR L -AC| 47| 8A-KCF-220-010| COVER, DUST DFP-AC
15| 8A-KCF-208-010| HLDR,BTN R1 -AC15| A| 8Z-KC1-253-010| S-SCREW,PT 2*8 BH+ BLK
16| 8A-KC7-013-010| BTN,CLEAR ML -AC| B| 87-B10-216-010| U+2.6-4.0 ZINC BLK (BH M2.6)
17| 8A-KCF-012-010| BTN,CLEAR EJ -AC15| C| 8Z-KC1-251-010| S-SCREW,TH2.6-4.0-0.8
18| 8A-KCF-210-010| HLDR,BTN R3 -AC15| D| 87-251-073-410| SCREW,U+2.6-6
19| 8A-KCF-008-010| BTN,MONO -AC15| E| 87-251-100-410| U+3-16
20| 8A-KCF-010-010| BTN,CLEAR S2 -AC15| F| 87-B10-259-010| UT2+3.0-10.0 W/O SLOT (BH TAP)
21| 8A-KCF-011-010| BTN,DETACH -AC15| G| 87-432-903-010| WASHER,WTE 2.6
22| 8Z-KC2-223-010| SPR-C,DETACH -C2|  |  |
23| 8A-KCF-212-010| LENS,R -AC15|  |  |
24| 8A-KCF-215-010| HLDR,LCD -AC15|  |  |
25| 8A-KCG-610-010| LCD,AKC-16-17|  |  |
26| 8A-KCF-213-010| LENS,LCD -AC15|  |  |
27| 8A-KCF-214-010| CASE,LCD LENS -AC15|  |  |
28| 8Z-KT1-236-010| CAP,LAMP BLU|  |  |
28| 8Z-KT1-239-010| CAP,LAMP BLU B|  |  |
29| 8A-KCF-002-010| CABI,REAR -AC15|  |  |
REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION
---|---|---|---
30| 8A-KCF-020-010| CABI,TRIM -AC15
31| 8Z-KC2-203-210| LEVER,DFP HOOK -C2
32| 8Z-KC2-221-110| SPR-C,DETACH HOOK-C2
33| 8Z-KC2-011-110| CABI,BASE -C2
33| 8Z-KC2-011-210| CABI,BASE -C2
34| 8Z-KC2-222-010| SPR-T,DETACH LOCK-C2
35| 8Z-KC2-204-210| LEVER,DFP LOCK -C2
36| 8Z-KC1-231-110| HLDR,HALF-C
37| 8Z-KC1-213-010| CHAS,SIDE L -C
38| 8Z-KCG-201-210| CHAS,FRONT -C16
39| 8A-KC7-230-010| HLDR,TR2 -AC
40| 8Z-KC1-211-010| COVER, TOP -C
41| 8Z-KC7-201-010| COVER, ISO BLIND -C
42| 8Z-KC3-201-010| COVER, CD BLIND -C
43| 8A-KC7-224-010| HLDR,P-IC -AC
44| 8A-KC7-611-010| F-CABLE,3P (AUX)
45| 8Z-KC1-214-010| CHAS,SIDE R -C
46| 8Z-KC1-212-010| COVER, BOTTOM -C
47| 8A-KCF-220-010| COVER, DUST DFP-AC
A| 8Z-KC1-253-010| S-SCREW,PT 2*8 BH+ BLK
B| 87-B10-216-010| U+2.6-4.0 ZINC BLK (BH M2.6)
C| 8Z-KC1-251-010| S-SCREW,TH2.6-4.0-0.8
D| 87-251-073-410| SCREW,U+2.6-6
E| 87-251-100-410| U+3-16
F| 87-B10-259-010| UT2+3.0-10.0 W/O SLOT (BH TAP)
G| 87-432-903-010| WASHER,WTE 2.6

COLOR NAME TABLE

Basic color symbol| Color| Basic color symbol| Color| Basic color symbol| Color
---|---|---|---|---|---
B| Black| C| Cream| D| Orange
G| Green| H| Gray| L| Blue
LT| Transparent Blue| N| Gold| P| Pink
R| Red| S| Silver| ST| Titan Silver
T| Brown| V| Violet| W| White
WT| Transparent White| Y| Yellow| YT| Transparent Yellow
LM| Metallic Blue| LL| Light Blue| GT| Transparent Green
LD| Dark Blue| DT| Transparent Orange|  |

CD MECHANISM EXPLODED VIEW 1 / 1

aiwa-CDC-X307-Stereo-Car-Cd-Receiver-fig- \(24\)

CD MECHANISM PARTS LIST 1 / 1

REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION| REF. NO.| PART NO.| KANRI

NO.

| DESCRIPTION
---|---|---|---|---|---|---|---
1 S3-031-010-010| FRAME|  |  |
2 S3-031-050-240| DAMPER(J)| 41| S3-031-050-220| LOCK PIN BL
3 S3-031-010-260| REAR OAMPER BKT(J)| 42| S3-031-050-080| PU SHAFT
4 S3-031-010-270| FPC GUIDE| 43| S6-901-160-110| PICK-UP OPTIMA-720AIE
5 S3-031-010-290| HUNG UP SP(R)| 44| S3-031-050-110| PU M NUT

6 S3-031-010-140

|

TRIG PL

| 45| S3-031-050-120| NUT PUSH SPR PL
7 S3-031-010-160| TRIG ARM| 46| S3-031-053-030| FEED SCREW ASSY
8 S3-031-010-120| TRIG LVR| 47| S3-031-050-040| FD GR BLK
9 S3-031-010-150| TRIG PL SPRING| 48| S3-030-050-100| PU GEAR(B)
10 S3-031-113-020| LDG RLR SFT ASSY| 49| S6-418-040-040| DET SW ESE11HS2

11 S3-031-010-200

|

FIX PL(R)

| 50| S3-031-053-010| FEED MOTOR ASSY
12 S3-031-010-180| FIX ARM(R)| 51| S3-031-110-300| FRONT BRKT(J)
13 S3-031-010-210| LDG GR(6)| 52| S3-031-110-180| L.P SPRING(L)
14 S3-031-010-220| LDG GR(6)SPRING| 53| S3-031-110-080| GR MT BLK
15 S3-031-010-170| FIX ARM(L)| 54| S3-031-110-310| LDG ROLLER(S)

16 S3-031-010-190

|

FIX PL(L)

| 55| S3-031-110-100| LDG GR(3)
17 S3-031-010-030| DAMPER PIN| 56| S3-031-110-090| LDG GR(2)
18 S3-031-010-070| UPPER PL| 57| S3-031-110-290| LDG BELT
19 S3-031-010-080| SEL STOP PL| 58| S3-031-110-050| SUPPORT PL
20 S3-031-010-330| S ARM SPRING(B)| 59| S3-031-113-010| LDG MOTOR ASSY

21 S3-031-010-100

|

SEL ARM (R)

| 60| S3-031-110-190| L.P SPRING(R)
22 S3-031-010-250| S.L ARM SPRING| 61| S3-031-010-300| LEVER SP
23 S3-031-010-240| S.L ARM| 62| S9-W07-350-800| LUMILAR W 2.3-9.8-0.35
24 S3-031-110-240| SW ACTR| 63| S3-031-110-120| LDG GR(5)
25 S3-031-110-230| SW PCB| 64| S6-815-020-350| CONNECTOR TKC-F14P-J3

26 S6-418-040-020

|

DET SW ESE22MH1

| 65| S6-817-020-240| CONNECTOR 6208010115
27 S6-418-040-030| DET SW ESE22MH3| 66| S6-815-020-370| CONNECTOR TKC-F12P-J3
28 S3-031-010-090| SEL ARM (L)| 67| S9-W03-302-760| NW BLUE 2.9-5-0.3
29 S3-031-050-010| TTB| 68| S9-W06-400-300| HLW CUT 1.4-3.2-0.4
30 S3-031-050-130| CLP ARM| A| 87-841-034-410| CAMERA B TAOPPING SCREW M2-5

31 S3-031-050-360

|

STOPPER SPR

| B| 87-741-033-410| CAMERA SCREW TS.G M2-4
32 S3-031-050-230| CLAMPER PLATE| C| 87-351-549-310| CAMERA B TAPPING SCREW M2-4
33 S3-031-050-150| CLAMPER| D| 87-267-525-310| CAMERA SCREW M1.7-2.2
34 S3-031-050-140| CLP ARM SPRING| E| 87-B10-026-010| CAMERA TAPPING SCREW S M1.7-8
35 S3-031-050-250| CLP ARM SPR(L)| F| 87-078-159-110| CAMERA TAPPING SCREW S 3 M2-2

36 S3-031-053-020

|

SPINDLE MOTOR ASSY

| G| 87-067-643-010| CAMERA TAPPING SCREW B 3 M2-10
37 S3-031-050-030| FMB| H| 87-841-034-410| CAMERA TAPPING SCREW B 3 M2-5
38 S3-031-050-210

39 S3-031-050-100

40 S3-031-010-280

| LOCK PIN THRUST SPR

HUNG UP SP(F)

| I| 87-261-032-410| TAMS SCREW M2-3

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111

References

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