Pioneer GM-D9605 - Service Manual

ORDER NO.
PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2015
GM-D9605/XEEL
CRT5800
BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER
GM-D9605 /XEEL
K-ZZZ OCT. 2015 Printed in Japan

Summary

1. SERVICE PRECAUTIONS

1.1 SAFETY PRECAUTIONS

Crucial safety instructions to follow during service operations.

1.2 NOTES ON DISASSEMBLY; ASSEMBLY

1.3 NOTES ON REPLACING PARTS

Important considerations and procedures for replacing internal components.

4. BLOCK DIAGRAM

4.1 BLOCK DIAGRAM

Overall functional block diagram of the amplifier's main PCB.

5. DIAGNOSIS

5.1 CONNECTOR FUNCTION DESCRIPTION

5.2 OPERATIONAL FLOWCHART

Step-by-step troubleshooting flowchart for diagnosing issues.

7. DISASSEMBLY

8. ADJUSTMENT

8.1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPLACED

8.2 SUB WOOFER POWER AMP OVERCURRENT ADJUSTMENT

Procedure for adjusting the subwoofer power amp overcurrent limit.

10. SCHEMATIC DIAGRAM

10.1 MAIN PCBA (AL;AR and BL;BR ch PART)

Schematic diagram for the main PCB's AL/AR and BL/BR channels.

10.2 MAIN PCBA (OUTPUT PART)

10.3 MAIN PCBA (SW channel), SUB PCBA

10.4 MAIN PCBA (POWER PART)

11. PCB CONNECTION DIAGRAM

11.1 MAIN PCBA

Pioneer GM-D9605 Specifications

General

Bass boost	0 - 18 dB
Amplifier class	F/D
High pass filter	Yes
RMS output power (max)	2000 W
Signal-to-Noise Ratio (SNR)	94 dB
Number of amplifier channels	5 channels
RMS power output per channel (2 Ohm)	100 W
RMS power output per channel (4 Ohm)	75 W
Maximum power output per channel (4 Ohm)	150 W
Audio RCA inputs	6
Product color	Black

Weight and Dimensions

Depth	200 mm
Width	315 mm
Height	51 mm