Pioneer gm 9176 service manual

Page 2

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NOTE

0 The GM-9076ZT-91/E and GM-9176ZT-91/WL are supplementary genuine part for a TOYOTA vehicle, and a Pioneer
product for recycling stock.

0 As for the structure and electrical system, there is no difference between the GM-9076ZT-91/E, GM-9176ZT-91/WL
and GM-9076ZT/E, GM-9176ZTNVL.

CONTENTS

1. SAFETY INFORMATION ............................................ 2 7. GENERAL INFORMATION ....................................... 27
2. EXPLODED VIEWS AND PARTS LIST ....................... 2 7.1 IC ......................................................................... 27
3. SCHEMATIC DIAGRAM ............................................. 4 7.2 DIAGNOSIS ........................................................ 31
4. PCB CONNECTION DIAGRAM ................................ 10 7.2.1 DISASSEMBLY .......................................... 31
5. ELECTRICAL PARTS LIST ........................................ 18 7.2.2 CONNECTOR FUNCTION DESCRIPTION ....... 32
6. ADJUSTMENT .......................................................... 23 7.3 EXPLANATION ................................................... 33
7.3.1 BLOCK DIAGRAM ..................................... 33

7.3.2 SYSTEM BLOCK DIAGRAM ..................... 34

7.3.3 SERVICE MODE FOR DSP AMPLIFIER ....35

8. OPERATIONS AND SPECIFICATIONS ..................... 37

1. SAFETY INFORMATION

This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.
Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair
complex products such as those covered by this manual.

Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
If you are not qualified to perform the repair ofthis product properly and safely, you should not risk trying to do so
and refer the repair to a qualified service technician.

2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKINGIGM-90762T-91/E,GM-91762T-91/WL)

Fig. 1

NOTE:

0 Parts marked by "*"are generally unavailable because they are not in our Master Spare Parts List.
0 Screws adjacent to V mark on the product are used for disassembly.

O PACKING SECTION PARTS LIST

Mark No. Description Part No.
1 Cover CEG1045
2 Carton CHGZ410
3 Contain Box CHL2410

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