Pioneer GMX-332, GMX-432 Service manual
PIONEER ELECTRONIC 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 ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1999
K-ZZA. FEB. 1999 Printed in Japan
CONTENTS
1. SAFETY INFORMATION ............................................1
2. EXPLODED VIEWS AND PARTS LIST.......................2
3. SCHEMATIC DIAGRAM .............................................6
4. PCB CONNECTION DIAGRAM ..................................8
5. ELECTRICAL PARTS LIST ........................................10
6. ADJUSTMENT..........................................................13
7. GENERAL INFORMATION .......................................13
7.1 IC .........................................................................13
7.2 DISASSEMBLY ...................................................15
8. OPERATIONS AND SPECIFICATIONS.....................16
ORDER NO.
CRT2359
BRIDGEABLE POWER AMPLIFIER
GM-X432 X1H/UC
GM-X332 X1H/UC,EW,ES
GM-X432/X1H/UC
2
GM-X432,X332
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.
W
ARNING
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
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
8119
10
1
2
7
5
4
6
3
1. SAFETY INFORMATION
- GM-X432/X1H/UC, GM-X332/X1H/UC
3
GM-X432,X332
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.
1 Screw BYC40P180FZK
2 Polyethylene Bag HEG0011
3 Polyethylene Bag HEG0010
4 Carton
See Contrast table(2)
5 Contain Box See Contrast table(2)
6 Protector HHP0048
7-1 Owner’s Manual
See Contrast table(2)
7-2 Owner’s Manual See Contrast table(2)
* 7-3 Warranty Card See Contrast table(2)
* 7-4 Card See Contrast table(2)
* 7-5 PRC See Contrast table(2)
8 Cord Assy See Contrast table(2)
9 Cord(Remote) See Contrast table(2)
10 Cord(Power) See Contrast table(2)
11 Cord(Ground) See Contrast table(2)
Mark No. Description Part No.
(1) PACKING SECTION PARTS LIST
- Owner’s Manual
Model Part No. Language
GM-X432/X1H/UC HRD0081 English, French
GM-X332/X1H/UC HRD0080 English, French
GM-X332/X1H/EW HRD0082 English, Spanish, German, French, Italian, Dutch
GM-X332/X1H/ES HRD0083 English, Spanish
HRD0084 Portuguese(B), Arabic
Part No.
Mark No. Symbol and Description GM-X432/X1H/UC GM-X332/X1H/UC GM-X332/X1H/EW GM-X332/X1H/ES
4 Carton HHG0197 HHG0180 HHG0182 HHG0183
5 Contain Box HHL0197 HHL0180 HHL0182 HHL0183
7-1 Owner’s Manual HRD0081 HRD0080 HRD0082 HRD0083
7-2 Owner’s Manual Not used Not used Not used HRD0084
* 7-3 Warranty Card HRY1070 Not used HRY1087 Not used
* 7-4 Card Not used ARY1048 Not used Not used
* 7-5 PRC HRY0007 HRY0007 Not used Not used
8 Cord Assy Not used Not used HDW0004 HDW0004
9 Cord(Remote) Not used Not used HDE0007 HDE0007
10 Cord(Power) Not used Not used HDE4423 HDE4423
11 Cord(Ground) Not used Not used HDE4455 HDE4455
(2) CONTRAST TABLE
GM-X432/X1H/UC, GM-X332/X1H/UC, GM-X332/X1H/EW and GM-X332/X1H/ES are constructed the
same except for the following:
4
GM-X432,X332
2.2 EXTERIOR
5
GM-X432,X332
1 Screw BSZ30P050FZK
2 Screw(M3×6) CBA1320
3 Screw(M3×12) CBA1323
4 Screw(M3×5) HBA0006
5 Screw(M2.6×8) HBA1462
6 Panel
See Contrast table(2)
7 Panel See Contrast table(2)
8 Lower Case HNB2417
9 Heat Sink
See Contrast table(2)
10 Spacer HNV3975
11 Amp Unit
See Contrast table(2)
12 Screw BMS30P060FZK
13 Screw BMS30P080FMC
14 Terminal(CN902) CKF1059
15 Sub Heat Sink HNR1523
16 Sub Heat Sink HNR1524
17 Pin Jack(CN801)
See Contrast table(2)
18 Fuse(20A) HEK0020
19 Terminal(CN901)
See Contrast table(2)
20 Terminal(CN151) See Contrast table(2)
21 Holder HNC8118
22 Holder HNC8119
23 Screw PPZ30P060FZK
24 Light Pipe Unit HXB3450
25 Plate Unit
See Contrast table(2)
26 Thermistor(TH951) CCX1013
27 Transistor(Q154, 254) 2SD2343
28 Diode(D956) FML22S
29 FET(Q956, 957) IRFIZ44N
30 Diode(D957) FML22R
31 Transistor(Q156, 256) 2SB1587
32 Transistor(Q155, 255) 2SD2438
33 •••••
34 Cord
See Contrast table(2)
35 Cord See Contrast table(2)
36 Fuse(30A) See Contrast table(2)
37 Cord See Contrast table(2)
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
Part No.
Mark No. Symbol and Description GM-X432/X1H/UC GM-X332/X1H/UC GM-X332/X1H/EW GM-X332/X1H/ES
6 Panel HNB2405 HNB2406 HNB2404 HNB2404
7 Panel HNB2414 HNB2411 HNB2411 HNB2411
9 Heat Sink HNR1517 HNR1515 HNR1515 HNR1515
11 Amp Unit HWH0103 HWH0086 HWH0084 HWH0085
17 Pin Jack(CN801) CKB1020 CKB1011 CKB1019 CKB1019
19 Terminal(CN901) HKE0002 HKE0001 HKE0001 HKE0001
20 Terminal(CN151) HKE0025 HKE0024 HKE0024 HKE0024
25 Plate Unit HXB3555 HXB3554 HXB3554 HXB3554
34 Cord Not used Not used HDE0007 HDE0007
35 Cord Not used Not used HDE4423 HDE4423
36 Fuse(30A) Not used Not used HEK0030 HEK0030
37 Cord Not used Not used HDE4455 HDE4455
(2) CONTRAST TABLE
GM-X432/X1H/UC, GM-X332/X1H/UC, GM-X332/X1H/EW and GM-X332/X1H/ES are constructed the
same except for the following:
GM-X432,X332
1
23
4
1234
D
C
B
A
3. SCHEMATIC DIAGRAM
3.1 OVERALL CONNECTION DIAGRAM
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
A
6
A
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