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.
CRT2360
BRIDGEABLE POWER AMPLIFIER
GM-232
X1H/UC,EW,ES
GM-232/X1H/UC
2
GM-232
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
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
8
11
9
10
1
2
7
5
4
6
3
1. SAFETY INFORMATION
- GM-232/X1H/UC
3
GM-232
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-232/X1H/UC
HRD0080
English, French
GM-232/X1H/EW
HRD0082
English, Spanish, German, French, Italian, Dutch
GM-232/X1H/ES
HRD0083
English, Spanish
HRD0084
Portuguese(B), Arabic
Part No.
Mark No. Symbol and Description GM-232/X1H/UC
GM-232/X1H/EW
GM-232/X1H/ES
4 Carton
HHG0201
HHG0186
HHG0203
5 Contain Box
HHL0201
HHL0186
HHL0203
7-1 Owner's Manual
HRD0080
HRD0082
HRD0083
7-2 Owner's Manual
Not used
Not used
HRD0084
*
7-3 Warranty Card
Not used
HRY1087
Not used
*
7-4 Card
ARY1048
Not used
Not used
*
7-5 PRC
HRY0007
Not used
Not used
8 Cord Assy
Not used
HDW0004
HDW0004
9 Cord(Remote)
Not used
HDE0007
HDE0007
10 Cord(Power)
Not used
HDE4423
HDE4423
11 Cord(Ground)
Not used
HDE4455
HDE4455
(2) CONTRAST TABLE
GM-232/X1H/UC, GM-232/X1H/EW and GM-232/X1H/ES are constructed the same except for the follow-
ing:
4
GM-232
2.2 EXTERIOR
5
GM-232
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
HNB2407
7 Lower Case
HNB2417
8 Panel
See Contrast table(2)
9 Heat Sink
HNR1515
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)
CKB1011
18 Fuse(20A)
HEK0020
19 Terminal(CN901)
HKE0001
20 Terminal(CN151)
See Contrast table(2)
21 Holder
HNC8118
22 Holder
See Contrast table(2)
23 Screw
PPZ30P060FZK
24 Light Pipe Unit
HXB3450
25 Plate Unit
HXB3554
26 Transistor(Q154, 254)
2SD2343
27 Diode(D956)
FML22S
28 FET(Q956, 957)
IRFIZ44N
29 Diode(D957)
FML22R
30 Transistor(Q156, 256)
2SB1587
31 Transistor(Q155, 255)
2SD2438
32 Thermistor(TH951)
CCX1013
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-232/X1H/UC
GM-232/X1H/EW
GM-232/X1H/ES
8 Panel
HNB2498
HNB2412
HNB2412
11 Amp Unit
HWH0109
HWH0088
HWH0108
20 Terminal(CN151)
HKE0024
HKE0009
HKE0009
22 Holder
HNC8119
HNC8120
HNC8120
34 Cord
Not used
HDE0007
HDE0007
35 Cord
Not used
HDE4423
HDE4423
36 Fuse(30A)
Not used
HEK0030
HEK0030
37 Cord
Not used
HDE4455
HDE4455
(2) CONTRAST TABLE
GM-232/X1H/UC, GM-232/X1H/EW and GM-232/X1H/ES are constructed the same except for the follow-
ing: