PIONEER CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE 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
C PIONEER CORPORATION 2000
K-ZZS. NOV. 2000 Printed in Japan
ORDER NO.
CRT2612
BRIDGEABLE POWER AMPLIFIER
GM-X952
X1R/UC,EW,ES
Service
Manual
CONTENTS
1. SAFETY INFORMATION............................................2
2. EXPLODED VIEWS AND PARTS LIST ......................2
3. SCHEMATIC DIAGRAM .............................................6
4. PCB CONNECTION DIAGRAM................................12
5. ELECTRICAL PARTS LIST........................................14
6. ADJUSTMENT .........................................................16
7. GENERAL INFORMATION.......................................17
7.1 DISASSEMBLY ..................................................17
8. OPERATIONS AND SPECIFICATIONS ....................18
GM-X952/X1R/EW
2
GM-X952
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
1. SAFETY INFORMATION
- GM-X952/X1R/UC
CAUTION
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.
WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of
California to cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 - Proposition 65
3
GM-X952
NOTE:
- Parts marked by "*" are generally unavailable because they are not in our Master Spare Parts List.
- Screws adjacent to
mark on the product are used for disassembly.
- Owner's Manual
Model
Part No.
Language
GM-X952/X1R/UC
HRD0169
English, French
GM-X952/X1R/EW
HRD0156
English, Spanish, German,
French, Italian, Dutch
GM-X952/X1R/ES
HRD0170
English, Spanish
HRD0171
Portuguese(B), Arabic
- PACKING SECTION PARTS LIST
Part No.
Mark No. Description
GM-X952/X1R/UC
GM-X952/X1R/EW
GM-X952/X1R/ES
*
1-1 Warranty Card
Not used
HRY1157
Not used
1-2 Owner's Manual
HRD0169
HRD0156
HRD0170
1-3 Owner's Manual
Not used
Not used
HRD0171
*
1-4 Card
ARY1048
Not used
Not used
2 Screw
BYC40P180FZK
BYC40P180FZK
BYC40P180FZK
3 Polyethylene Bag
HEG0011
HEG0011
HEG0011
4 Polyethylene Bag
HEG0022
HEG0022
HEG0022
5 Carton
HHG0277
HHG0277
HHG0277
6 Contain Box
HHL0277
HHL0277
HHL0277
7 Protector
HHP0107
HHP0107
HHP0107
9 Cover
HNS0101
HNS0101
HNS0101
4
GM-X952
2.2 EXTERIOR
A
5
GM-X952
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description
Part No.
Mark No. Description
Part No.
1 Screw
PPZ30P100FZK
2 Screw
BBZ30P050FMC
3 Screw
BBZ30P060FMC
4 Screw
BBZ30P080FMC
5 Screw
BSZ30P050FZK
6 Screw(M3x12)
CBA1323
7 Screw(M3x5)
HBA0006
8 Screw(M3x8)
HBA0011
9 Panel
See Contrast table(2)
10 Panel
See Contrast table(2)
11 Case
HNB0135
12 Holder
HNC0080
13 Heat Sink
See Contrast table(2)
14 Cover
HNS0101
15 Spacer
HNV0016
16 Amp Unit
See Contrast table(2)
17 Terminal(CN850)
CKF1059
18 Fuse(25A)
HEK0025
19 Pin Jack(CN851)
HKB0002
20 Terminal(CN853)
HKE0020
21 Terminal(CN854)
HKE0021
22 Terminal(CN855)
HKE0021
23 Buss Bar
HNC0043
24 Holder
HNC0082
25 Screw
PPZ30P100SAD
26 Light Pipe Unit
HXA0322
(2) CONTRAST TABLE
GM-X952/X1R/UC, EW and ES are constructed the same except for the following:
Part No.
Mark No. Description
GM-X952/X1R/UC
GM-X952/X1R/EW
GM-X952/X1R/ES
9 Panel
HNB0129
HNB0144
HNB0129
10 Panel
HNB0130
HNB0140
HNB0130
13 Heat Sink
HNR0181
HNR0187
HNR0181
16 Amp Unit
HWH0139
HWH0138
HWH0140