Table Of Contents; Safety Information - Pioneer GS300 Service Manual

GM-8506ZT,8506ZT-91,8606ZT,8606ZT-91
GM-8506ZT/E
NOTE:
- The GM-8506ZT-91/E and GM-8606ZT-91/E are supplementally genuine part for a TOYOTA vehicle, and a Pioneer
product for recycling stock.
- As for the structure and electrical system, there is no difference between the GM-8506ZT-91/E, GM-8606ZT-91/E and
GM-8506ZT/E, GM-8606ZT/E.
- Supplementally model is identical to the original except for the addition of following items.
Description
Cover
Air cushioned bag
Carton
Contain Box
CONTENTS
1. SAFETY INFORMATION............................................2
2. EXPLODED VIEWS AND PARTS LIST ......................3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....5
4. PCB CONNECTION DIAGRAM................................12
5. ELECTRICAL PARTS LIST........................................20
6. ADJUSTMENT .........................................................25

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 of this product properly and safely; you should not risk trying to do so
and refer the repair to a qualified service technician.
2
Part No.
GM-8506ZT-91/E GM-8606ZT-91/E
CEG1045 CEG1045
CEG1081 CEG1081
CHG3331 CHG3331
CHL4148 CHL4149
GM-8606ZT/E
7. GENERAL INFORMATION.......................................29
7.1 DIAGNOSIS .......................................................29
7.1.1 DISASSEMBLY.........................................29
7.1.2
CONNECTOR FUNCTION DESCRIPTION
7.2 IC ........................................................................31
7.3 EXPLANATION...................................................33
7.3.1 OPERATIONAL FLOW CHART .................33
7.3.2 SYSTEM BLOCK DIAGRAM.....................35
7.3.3 SERVICE MODE FOR DSP AMPLIFIER ....36
8. SPECIFICATIONS .....................................................39
......30