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. 501 Orchard Road, #10-00, Wheelock Place, Singapore 238880
C PIONEER ELECTRONIC CORPORATION 1998
K-ZED. FEB.1998 Printed in Japan
ORDER NO.
CRT2190
BRIDGEABLE POWER AMPLIFIER
Service
Manual
GM-X622
X1R/UC
GM-X622/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 ........................................14
6. ADJUSTMENT..........................................................17
7. GENERAL INFORMATION .......................................18
7.1 IC .........................................................................18
7.2 DISASSEMBLY ...................................................19
7.3 BLOCK DIAGRAM ..............................................20
8. OPERATIONS AND SPECIFICATIONS.....................21
GM-X622
X1R/EW
GM-X622
X1R/ES
GM-X522
X1R/UC
2
GM-X622,GM-X522
1. SAFETY INFORMATION
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
Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive
toxicant which may cause birth defects or other reproductive harm (California Health & Safety Code, Section 25249.5).
When servicing or handling circuit boards and other components which contain lead in solder, avoid unprotected skin
contact with the solder. Also, when soldering do not inhale any smoke or fumes produced.
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
3
4
2
10
8
9
6
7
9
Fig. 1
1 ·····
*
2 Screw Assy
HEA0017
3 Screw
BYC40P180FZK
4 Polyethylene Bag
HEG0011
5 ·····
6 Polyethylene Bag
HEG0013
7 Carton
See Contrast table (2)
8 Contain Box
See Contrast table (2)
9 Protector
HHP0025
10-1 Owner's Manual
See Contrast table (2)
10-2 Owner's Manual
See Contrast table (2)
* 10-3 Warranty Card
See Contrast table (2)
* 10-4 Warranty Card
See Contrast table (2)
* 10-5 Card
See Contrast table (2)
(1) PACKING SECTION PARTS LIST
Mark No. Description
Part No.
Mark No. Description
Part No.
3
GM-X622,GM-X522
NOTE:
- Parts marked by "*"are generally unavailable because they are not in our Master Spare Parts List.
- Screws adjacent to
Ñ mark on the product are used for disassembly.
(2) CONTRAST TABLE
GM-X622/X1R/EW, GM-X622/X1R/UC, GM-X622/X1R/ES and GM-X522/X1R/UC are constructed the same except for the
following:
Part No.
GM-X622
GM-X522
Mark
No.
Symbol and Description
X1R/EW
X1R/UC
X1R/ES
X1R/UC
7
Carton
HHG0153
HHG0149
HHG0152
HHG0150
8
Contain Box
HHL0153
HHL0149
HHL0152
HHL0150
10-1
Owner's Manual
HRD0044
HRD0041
HRD0043
HRD0042
10-2
Owner's Manual
Not used
Not used
HRD0070
Not used
*
10-3
Warranty Card
Not used
HRY0005
Not used
HRY0005
*
10-4
Warranty Card
HRY1087
HRY1070
Not used
Not used
*
10-5
Card
Not used
Not used
Not used
ARY1048
- Owner's Manual
Model
Part No.
Language
GM-X622/X1R/EW
HRD0044
English, French, German, Dutch, Spanish, Italian
GM-X622/X1R/UC
HRD0041
English, French
GM-X622/X1R/ES
HRD0043
English, Spanish
HRD0070
Arabic, Portuguese(B)
GM-X522/X1R/UC
HRD0042
English, French
4
GM-X622,GM-X522
Fig. 2
2.2 EXTERIOR
5
GM-X622,GM-X522
1 Screw(M3
´12)
CBA1323
2 Screw(M3
´5)
HBA0006
3 Screw(M3
´8)
HBA0011
4 Case
HNB0027
5 Heat Sink
See Contrast table (2
)
6 Spacer
HNV3975
7 Amp Unit
See Contrast table (2
)
8 Screw
BMS30P060FZK
9 Screw
BMS30P080FMC
10 Cord Assy
HDE0019
11 Connector
HDE0013
12 Fuse(25A)
HEK0025
13 Bass Bar
HNC0039
14 Bass Bar
HNC0040
15 Bass Bar
HNC0041
16 Bass Bar
HNC0043
17 Heat Sink
HNR0088
18 Heat Sink
HNR0089
19 Clamper
HNV0015
20 Pin Jack(CN851)
See Contrast table (2
)
21 Pin Jack(CN855)
See Contrast table (2
)
22 Terminal(CN901)
See Contrast table (2
)
23 Terminal(CN651)
See Contrast table (2
)
24 Terminal(CN852)
See Contrast table (2
)
25 Holder
HNC0025
26 Holder
HNC0026
27 Screw
PPZ30P060FZK
28 Plate Unit
See Contrast table (2
)
29 Badge Unit
See Contrast table (2
)
30 Light Pipe Unit
HXA0201
31 Panel Unit
See Contrast table (2
)
32 Panel Unit
See Contrast table (2
)
33 Plate
HNS0039
34 Transistor(Q565,566)
2SC1568
35 Transistor(Q567,568)
2SD2438
36 Transistor(Q569,570)
2SB1587
37 FET(Q905,906,911,912)
IRFIZ44N
38 Thermistor(TH901,902)
CCX1013
*
39 Panel
HNB0035
4046 ·····
47 Diode(D907)
YG902C2
48 Diode(D910)
YG902N2
49 Clip
See Contrast table (2
)
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description
Part No.
Mark No. Description
Part No.
NOTE:
- Parts marked by "*"are generally unavailable because they are not in our Master Spare Parts List.
- Screws adjacent to
Ñ mark on the product are used for disassembly.
(2) CONTRAST TABLE
GM-X622/X1R/EW, GM-X622/X1R/UC, GM-X622/X1R/ES and GM-X522/X1R/UC are constructed the same except for the
following:
Part No.
GM-X622
GM-X522
Mark
No.
Symbol and Description
X1R/EW
X1R/UC
X1R/ES
X1R/UC
5
Heat Sink
HNR0104
HNR0071
HNR0104
HNR0103
7
Amp Unit
HWH0042
HWH0040
HWH0044
HWH0043
20
Pin Jack(CN851)
HKB0001
HKB0002
HKB0001
HKB0001
21
Pin Jack(CN855)
HKB0001
HKB0002
HKB0001
HKB0001
22
Terminal(CN901)
HKE0001
HKE0002
HKE0001
HKE0001
23
Terminal(CN651)
HKE0009
HKE0010
HKE0009
HKE0009
24
Terminal(CN852)
HKE0013
HKE0015
HKE0013
HKE0013
28
Plate Unit
HXA0108
HXA0107
HXA0108
HXA0108
29
Badge Unit
HXA0113
HXA0261
HXA0113
HXA0113
31
Panel Unit
HXA0256
HXA0254
HXA0256
HXA0245
32
Panel Unit
HXA0259
HXA0260
HXA0259
HXA0259
49
Clip
Not used
HNC0054
Not used
Not used