PUZU PZ-D8 D-Class Car DSP Amplifier User Guide
- June 5, 2024
- PUZU
Table of Contents
PZ-D8
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Pl-D8 DSP AMPLIFIER USER’S GUIDE
• INTRODUCTION
Congratulations on your purchase of the PUZU PZ-D8 DSP amplifier. The high-
speed digital signal processor amplifier was designed in the united states
with sound quality that exceeds that of many conventional class D designs
while offering stunning efficiency.
When installed and configured properly this PZ-D8 DSP Amplifier will bring a new level of realism and impact to your mobile entertainment system. To get the best performance from your DSP amplifier PUZU recommends that you have this amplifier installed and configured by an experienced professional.
• ABOUT THE MANUAL AND WARRANTY
This manual describes the basic requirements to install PUZU PZ-D8 DSP amplifier, the installation and configuration of this amplifier can be complex. if you do not possess the necessary knowledge, experience, and/or tools to perform this installation please contact your local authorized PUZU dealer to arrange for professional installation. Keep all instructions and your sales receipt for future reference and warranty purposes.
WARNING
PUZU products are capable of producing high sound pressure levels that can
damage your hearing and make it difficult for the driver to hear other cars or
emergency vehicles.PUZU wants you as a customer for life-please be responsible
at all times when enjoying your audio system.PUZU takes no responsibility for
any personal injury. Loss or damage associated with the use, or miss-use of
this product. Please refer to the included warranty statement for details.
PZ-D8 DSP AMPLIFIER USER`S GUIDE
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USB PLAYER(Play USB music)
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USB for connection of PC software (data cable connection)
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OPTICAL INPUT
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RCA INPUT IFL.FRALAR)
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HOST/ACC This button is DSP star way, please put it on the HOST (high level) side as default, it means DSP starts with a DC signal, usually 6V from the car radio. if you can not operate DSP by HOST please try ACC, this means your car start by REM, some car with KEYLESS-GO use this way.
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POWER CABLE HARNESS CONNECTOR
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EXTRA STABLE POWER SUPPLY
(You can connect this cable to get a more stable power supply, especially when you use this device from RCA in and RCA out) -
RCA OUTPUT CHI-CH8
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IR remote controller receiver slot (Remote controller is optional)
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STATUS LIGHT (When you right connect the unit, the red light blinks as default, when you playing Bluetooth or USB, the light turns to be blue)
PRODUCT SIZE
PZ-D8 is D-Class Car DSP Amplifier built-in TI3116 Digital Amplifier IC, with 4X70W RMS Power output, it overcomes inherent acoustical anomalies within vehicles to develop a well-balanced response and proper sound stage even from a factory head unit, Customize your system with the 31-bands EQ and make precise adjustments to the detailed high/low crossovers and expansive time correction for each of the 8 channels Easily control PZ-D8 via an android smartphone connection or wired connection to your PC, either way, you get fast, real-time results The versatile PZ-D8 can be used with a factory system or other aftermarket head unit.
Diagram of the relationship between and output channels of the PZ-D
CHANNELS OUTPUT
Main Parameters
RMS.POWER| 4X70W @4ohm / 4X150W @2ohm
PEAK. POWER| 4X220W @4ohm / 4X500W @2ohm
Frequency Respond| 20Hz-20KHz
T.H.D| <0.01%
S/N| >108dB
Isolation| >90dB
Working voltage| DC12V
Input| 4CH RCA low level /4CH high-level input Optical/USB/Bluetooth
Output| 4CH high-level output with power/8 RCA low level
• ABOUT CONNECTION & DIAGRAM BASIC CONNECTION
PUZU Car DSP Amplifier harness with 3 terminals, Connect0 with our factory radio harness, connect with your car rad lo. and connects the terminal to PUZU Car DSP Amplifier.
- DSP Amplifier use the same power source like your car radio.
- You can use the PUZU DSP amplifier cable directly plug into your factory radio.lf you changed your car radio to an aftermarket head unit, then you need an adaptor.
- PZ-D8 with 4 channels high level & low-level input, with 4 channels high-level output&13 channels low level (RCA) output, with complete 8X31 bands EQ separately control.
• YOU CAN USE THE SOLUTION 2AS FOLLOWS 4CH LOW-LEVEL INPUT WITH 8CH LOW- LEVEL OUTPUT (NEED EXTRA AMPLIFIER)
**** Make sure your car radio with low-level output and provide complete frequency for each channel, a stable power supply need to be connected.
• YOU CAN USE THE SOLUTION 3 AS FOLLOWS
USE PZ•D8UPGRADE YOUR 4 DOOR SPEAKERS+ACTIVE SUBWOOFER
Please connect the separate blue wire(control line) to your subwoofer amplifier REM You can connect CH5—CH8 to any one of them connect with your active subwoofer.
PUZO PZ-DB SOFTWARE USERS GUIDE
Thank you for choosing PUZU for your Car Audio system and for sharing our
philosophy. PUZU PZ-D8Car DSP Amplifier software with the best PUZU technology
in terms of digital signal processing (DSP)+built into the amplifier.
Before reading this manual and considering using this software, first make
sure the product is installed correctly. Refer to the specific user’s manual
of the product if necessary. In order to obtain the best results, we recommend
you have your PUZU PZ-D8 installed by Your PUZU dealer.
WARNING
SOFTWARE COMPATIBILITY
PC: Windows XPNista/Win718/10
The maximum resolution of the software is 1024X768
RECOMMENDED MINIMUM REQUIREMENTS
Operating system: Windows XP, Windows Vista, Windows 7, Windows 8, Windows10
Processor:1.67GHz, equivalent or more
RAM:1GB or more
Hard drive:512MB or more free space
Display:1024X768 or more
SOFTWARE INSTALLATION WARNING
Before connecting your PUZU PZ-D8 software, close all open programs, connect
DSP with the PC by USB data cable, and allow your PC to auto-install the
hardware of the USB data cable. Open the software, the installation process
runs automatically. if you encounter any problems, please uninstall the
software and download the newest software from
www.puzuaudio.com
If you can not success install the software after trying more times, please mail to market@puzuaudio.com for further help.
After you installed the software, you can see the main interface as follow picture.
Machine connections & file load
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The interface will show [connecting] before connecting to the machine and show[connected] if the software has been successfully connected.
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You can save the tuning sound data to built-in modes 1-8, or you can save it to your local PC so that you can directly upload the files if you meet the same car and same audio system next time.
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You can change the system language to Chinese/English. 4. Share your tuning parameters to another audio system with the same speaker parameters and car models.
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.Types of sound sources are available for selection: Bluetooth, high level, and USB, the software set hi-level as default.
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Set a noise Gate, if the input signal is higher than the gate, it could be entered normally, otherwise, it will be blocked. lf the gate is set reasonably, the machine will be automatically muted when the system has no signal input, so as to make system output quieter, adjustment range:0-20.
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Select the type of sound source from the drop-down list.
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Adjust the input volume: optical/USBIBT
Channel Joint
You can free joint any channels from 1-8
This interface shows the main GEQ & PEQ display by tuning 31
bands of EQ parameters you can reset and bypass those parameters, and there
are some useful parameters like Freq, Q, and Gain, which are clearly and
accurately displayed.
a.You can tune the high pass and low pass filter by dragging or pulling the points any of 1-15. pass filter and low pass filter.
b.Filter typies:butterworth,bassel and linkwitz-riley
c.The range of slope of filter (slope) is 6dB/Oct -48d B/Oct, and the resolution is 6d13/oct
d.When you press PEQ, you can tune the by HPS/LPS, each channel is equipped with high EQ
e.When you press GEQ, you can tune the EQ by detail parameters you manually set it
f. limiter is a circuit that allows signals below a specified input power or
level to pass unaffected while attenuating (lowering) the peaks of stronger
signals that exceed this threshold. Limiting is a type of dynamic range
compression. Clipping is an extreme version of limiting. if you are not
familiar with this function and do not know much about it just let it default.
In this interface you can control the main volume for each channel, phase
front left/front right/Rear left/Rear right/Center/Sub.
g. you can set all 8 channels’ time delay parameters separately. you can set
the time delay unit CMIMS/inch, usually, we recommend you use CM
****Choose delay unit:
ms/cm/inch ms:0-20ms
cm:0-692cm
inch:0-272.44inch
h.Mixer interface shows as above free choose the source, mix from
input 1-inpu4 to out1-out8.
Most importantly, please save tuning parameters to 1-USER -8-USER when you
finish sound tuning every time. if you have a local pc file saved before just
press the load button to upload the file.
PZ-D8 ANDROID APP USER,S GUIDE.
Download the Android apk file from www.puzuaudil.com for free PZ-D8 built-in double module Bluetooth.
INSTALLATION STEPS OF THE ANDROID APP
Chanel: Press Channels ico You will see the interface, you can set each channel’s Gain/ Phase/Time delay/Open/close volume.
Link: Press the *system” button you can set the link channel function CH1&CH2 CH3&CH4, CH5&CH6, CH7&CH8
Presets Mode : You can select PR1 — PR8, save and select, for example, if you finished sound tuning you can save to any one of them.
EQ SETTING : You can separate or group setting CH1-C118 reset1PEQ, GEQ/ Bypass, etc functions.
TIPS
you can use this sound tuning app only on android system phones not supported
by ios, but you can listen to Bluetooth music by both ios and android system
smartphones.
- 0pen your phone setting (ios and android )
- Search OSP-audio*and connect it.
- Means the version number, it will be upgraded every month.
BEFORE USING PUZU PZ-D8SOFTWARE YOU NEED TO KNOW THE BASIC SOUND PARAMETERS OF DIFFERENT MUSIC INSTRUMENTS PERFORMANCE, S0 YOU CAN BETTER UNDERSTAND HOW TO TUNE THE SOUND!
piano| The range 27.5-48.5Hz affects the frequency, the tone becomes thinner
as the frequency increases; 20-50Hz provides the peak frequency
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Saxophone| 600-2Khz affects the brightness, enhances the frequency can make
the sound color clear
guitar| improve 100-300Hz can make the sound much more full; enhancing 2k-5KHz
can increase the tone performance
Bass guitar| 60-100Hz bass fullness; 60-1 kHz impact intensity, 2.5Khz is
plectrum audio
electric guitar| 240H is the fullness frequency, 2.5KHz is the brightness
frequency; plectrum is 3K-4KHz
Electric bass| 80-240Hz is fullness frequency; 600-1 Khz impact intensity;
2.5KHz is plectrum audio
tambourine| 200-240Hz is the resonance frequency; 5KHz affects the presence
Snare drum| 240Hz affects fullness; 2KHz impacts loudness; 5KHz affects
plucked audio
Bass drum| 60-100Hz is the bass force-frequency; 2.5KHz is the percussion
sound frequency
big drum| 60-150Hz is the intensity of frequency; affects fullness
TIPS
- Super bass:20Hz-40Hz,
- Bass:40Hz-150Hz,
- Midrange to Bass:150Hz-500Hz,
- Midrange:500Hz-2KHz,
- Midrange toTreble:2KHz-5KHz,
- Treble:7KHz-8KHz,
- Super Treble:8KHz-10KHz,
Frequency
| Lower| Proper|
higher
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16K-20KHz| The tone lacks expressiveness| Tone expressive and charm| Strong
sensed instability
12K-16KHz| Lost luster| Golden splashes| Hairy, harsh
10K-12KHz| Boring, tarnished| Strong sense of metal| Light noise
8K-10KHz| dull| sound is smooth| sharp
6K-8KHZ| dim| Transparent| Tooth sound heavy
5K-6KHz| vague| High definition| sharp
4K-5KHz| the sound Is getting far| good sense of loudness| the sound! tattling
close
4KHz| blurry| Good Penetration| The coughing sound is heavy
2K-3KHz| hazy| Brightness is better| rigid
1K-2KHZ| Loose, tone off| good sense of transparency| Jump sense
800Hz| Loose| Strong sense| guttural is heavy
500.800Hz| Shrinkage| The outline of the sound is 000d| The sound protrudes
forward
300.500Hz| Empty sense| Voice power good| Phone sound color
150Hz-300Hz| Soft feeling| Sound intensity feeling good| stiff
100-150Hz| thin| Fullness increased| Turbid “hum”
60-100Hz| Weakness| Strong sense of depth| Low-frequency resonance sound
appears “boo’
20-60Hz| emptiness| Good sense of space| Low-frequency resonance sound appears
as “hoo’
PLANNING YOUR INSTALLATION
It’s important that you take the time to read this manual and that you plan your installation carefully, it’s very easy to damage expensive vehicle systems in modern automobiles, Never assume that you have found appropriate wires without consulting a reliable wiring diagram or without performing signal testing with proper test equipment if you are uncomfortable or unfamiliar with reading diagrams or testing signals, please enlist the services of your authorized PUZU Audio dealer to perform the installation, PZ-D8 support universal DSP cable and No-destructive wiring harness, Plug & Play, easy install it to your car audio system
SIMPLE FAULT ANALYSIS AND TROUBLESHOOTING
The harness connector does not match the original car| Harness for the car
dedicated, please determine your model and the height of the model,and inform
the local dealer or agent
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Products in the use of the process of noise| Make sure the host cable is
properly connected to check for loosening, After the exclusion is still noise,
please check the ground with the original car CD machine shell connection.
Still can not be resolved please return to the local dealer or agent.
The work indicator light does not shine, no sound| Please check if the tail
has been properly connected, check the original car with or without an
amplifier or modified amplifier
The original car host and the machine can’t get power on| Check whether the
original power cord is connected, the original car with the original car host
shell, and restore the original car position
there is a “pump” sound when connected the DSP with the subwoofer| Please
connect the blue wire of the harness cable to your car subwoofer’s REM plug
All connection are well and there is no sound coming from the speaker after a
few seconds sound come again from the speaker. or there is a “Zizzi” or
“divide” sound coming from the speaker.| Your car with a speaker detection
function.
Solution: Between the 4 high-level input ports of the DSP power amplifier and
the 4 high-level output ports of the host, each interface is connected in
parallel with a 33 ohm, 10W cement resistor.
DSP can not get power on when choosing “Host” start-up| switch to “ACC” start-
up and then connect the red line of the harness cable to your car ACC line
Exist button noise comes from the speaker when playing DSP| Usually, it comes
from your factory radio. the noise sound source comes from it, after it gets
through DSP, noise is amplified, you can try adjusting the button”Noise get
threshold” from the software on a PC computer.
PUZO -WARRANTY CARD
Dear Customer,
Thank you purchased puzu product. To get yourself familiarized with the
features and operation of the system. we suggest you read the operating
instruction manual provided along with the set. This warranty card is an
assurance that you have purchased the best. Please preserve this card to avail
of the warranty service in the unlikely event of any problem.
Warranty:
Your puzu car audio system/Accessory is fully guaranteed against manufacturing
defects or material defects for the period of 12(twelve)months from the date
of sales. Satisfying the terms&conditions given below. Equipment in the need
of services shoud be refered to the authorized Isuzu dealer.
Warranty Terms &Conditions:
Warranty will be entertained only when this card and original invoice or the
sales receipt(as proof of the date of purchase, model, serial no. and the
dealer’s name are presented together with the product under complaint.
Warranty does not cover damage to puzu equipment caused by accident, misuse,
repair additions, and modifications carried out by unauthorized dealers or if
tampered with in any other manner. Warranty will not apply if the type or
serial number on the product has been altered deleted, removed, or made
illegible. This warranty does not cover the cabinetry and any appearance item,
user-attached antennas, any damage to recordings or recording tapes or discs,
or damage due to lightning or due to power surges. This warranty does not
cover problems due to improper installation, setup adjustment, and signal
reception problems We reserve the right to refuse warranty service if the
above terms and conditions are violated.
THIS WARRANTY DOES NOT COVER DAMAGE TO PUZU EQUIPMENT CAUSED BY THE USAGE OF AN INFERIOR QUALITY WIRING KIT/DAMAGED CASSETTE OR CD.
WARRANTY CARD-CAR DSP AMPLIFIER
Please demand the below portion is filled by the dealer and given to you.
MODE: ……………….
DATE OF PURCHASE:
SERIAL NO…………………
DEALER’S STAMP:
ISSUE DESCRIPTION:
PUZU®AUDIO
WARRANTY VOID WITHOUT THIS CARD
HUIZHOU SHANGSHUI TECHNOLOGY CO.,LTD
3F,Dinsheng Technology Industrial Zone,Pingnan,ZhongKai,HuiZhou
GD,CHINA.516006
Designed by the USA, Made in China
www.puzuaudio.com