pioner GM-X434 Building instructions
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. JAN. 1999 Printed in Japan
ORDER NO.
CRT2358
BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER
GM-X434 X1R/UC
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 ........................................16
6. ADJUSTMENT..........................................................20
7. GENERAL INFORMATION .......................................20
7.1 IC .........................................................................20
7.2 DISASSEMBLY ...................................................22
8. OPERATIONS AND SPECIFICATIONS.....................23
GM-X334 X1R/UC,EW,ES
GM-X434/X1R/UC
2
GM-X434,X334
1
2
7
5
4
6
3
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
1. SAFETY INFORMATION
-GM-X434/X1R/UC, GM-X334/X1R/UC
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
8
11
9
10
GM-X434,X334
3
-Owner’s Manual
Model Part No. Language
GM-X434/X1R/UC HRD0075 English, French
GM-X334/X1R/UC HRD0074 English, French
GM-X334/X1R/EW HRD0076 English, Spanish, German, French, Italian, Dutch
GM-X334/X1R/ES HRD0077 English, Spanish
HRD0078 Portuguese(B), Arabic
1 Screw BYC40P180FZK
2 Polyethylene Bag HEG0011
3 Polyethylene Bag HEG0009
4 Carton See Contrast table(2)
5 Contain Box See Contrast table(2)
6 Protector HHP0047
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
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.
Part No.
Mark No. Symbol and Description GM-X434/X1R/UC GM-X334/X1R/UC GM-X334/X1R/EW GM-X334/X1R/ES
4 Carton HHG0176 HHG0175 HHG0177 HHG0178
5 Contain Box HHL0176 HHL0175 HHL0177 HHL0178
7-1 Owner’s Manual HRD0075 HRD0074 HRD0076 HRD0077
7-2 Owner’s Manual Not used Not used Not used HRD0078
* 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-X434/X1R/UC, GM-X334/X1R/UC, GM-X334/X1R/EW and GM-X334/X1R/ES are constructed the
same except for the following:
4
GM-X434,X334
2.2 EXTERIOR
5
GM-X434,X334
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 HNB2416
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 Cord(CN831) See Contrast table(2)
16 Buss Bar HNC8121
17 Sub Heat Sink HNR1521
18 Sub Heat Sink HNR1522
19 Clamper See Contrast table(2)
20 Pin Jack(CN802) See Contrast table(2)
21 Pin Jack(CN801) See Contrast table(2)
22 Fuse(25A) HEK0025
23 Terminal(CN901) See Contrast table(2)
24 Terminal(CN151) See Contrast table(2)
25 Terminal(CN833) See Contrast table(2)
26 Holder HNC8117
27 Holder HNC8119
28 Screw PPZ30P060FZK
29 Light Pipe Unit HXB3450
30 Plate Unit See Contrast table(2)
31 Thermistor(TH951, 952) CCX1013
32 Transistor(Q154, 254, 354, 454) 2SD2343
33 Diode(D957) FML22R
34 FET(Q956, 957, 958, 959) IRFIZ44N
35 Diode(D956) FML22S
36 Transistor(Q155, 255, 355, 455) 2SD2438
37 Transistor(Q156, 256, 356, 456) 2SB1587
38 •••••
39 Cord See Contrast table(2)
40 Cord See Contrast table(2)
41 Fuse(30A) See Contrast table(2)
42 Cord See Contrast table(2)
43 Screw See Contrast table(2)
44 Screw 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-X434/X1R/UC GM-X334/X1R/UC GM-X334/X1R/EW GM-X334/X1R/ES
6 Panel HNB2409 HNB2408 HNB2403 HNB2403
7 Panel HNB2415 HNB2410 HNB2413 HNB2410
9 Heat Sink HNR1514 HNR1512 HNR1512 HNR1512
11 Amp Unit HWH0082 HWH0081 HWH0079 HWH0080
15 Cord(CN831) HDE5817 HDE5817 Not used HDE5817
19 Clamper HNV0003 HNV0003 Not used HNV0003
20 Pin Jack(CN802) CKB1013 Not used CKB1011 CKB1011
21 Pin Jack(CN801) CKB1020 CKB1019 CKB1019 CKB1019
23 Terminal(CN901) HKE0002 HKE0001 HKE0001 HKE0001
24 Terminal(CN151) HKE0022 HKE0023 HKE0023 HKE0023
25 Terminal(CN833) HKE0027 HKE0026 Not used HKE0026
30 Plate Unit HXB3553 HXB3552 HXB3552 HXB3552
39 Cord Not used Not used HDE0007 HDE0007
40 Cord Not used Not used HDE4423 HDE4423
41 Fuse(30A) Not used Not used HEK0030 HEK0030
42 Cord Not used Not used HDE4455 HDE4455
43 Screw PPZ30P060FZK Not used PPZ30P060FZK PPZ30P060FZK
44 Screw PPZ30P060FZK PPZ30P060FZK Not used PPZ30P060FZK
(2) CONTRAST TABLE
GM-X434/X1R/UC, GM-X334/X1R/UC, GM-X334/X1R/EW and GM-X334/X1R/ES are constructed the
same except for the following:
GM-X434,X334
1234
1234
D
C
B
A
A-a A-b
A-aA-a A-bA-b
A-bA-b
A-aA-a
Large size
SCH diagram
Guide page
Detailed page
3. SCHEMATIC DIAGRAM
3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
A-a
A
6A
GM-X434,X334
5678
5678
D
C
B
A
A-b
7
A
8
GM-X434,X334
1234
1234
D
C
B
A
A-a
A-a A-b
9
GM-X434,X334
5678
5678
D
C
B
A
A-a
A-a A-b
10
GM-X434,X334
1234
1234
D
C
B
A
A-a A-b
A-b
A
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1
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