ORDER NO.
CRT2157
Service
Manual
BRIDGEABLE POWER AMPLIFIER
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-ZEU. FEB. 1998 Printed in Japan
GM-X922
X1R/UC, ES, EW
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................3
3. SCHEMATIC DIAGRAM .............................................8
4. PCB CONNECTION DIAGRAM ................................10
5. ELECTRICAL PARTS LIST ........................................13
6. ADJUSTMENT..........................................................17
7. GENERAL INFORMATION .......................................18
7.1 IC .........................................................................18
7.2 DISASSEMBLY ...................................................19
8. OPERATIONS AND SPECIFICATIONS.....................20
GM-X1022
X1R/UC
2
GM-X922, GM-X1022
1. SAFETY INFORMATION
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.
UC model
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 toxi-
cant 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.
3
GM-X922, GM-X1022
3
5
4
2
10
8
9
6
7
9
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
Fig. 1
4
GM-X922, GM-X1022
(2) CONTRAST TABLE
GM-X922/X1R/UC, GM-X922/X1R/ES, GM-X922/X1R/EW and GM-X1022/X1R/UC are constructed the same except for
the following:
Part No.
GM-X922
GM-X1022
Mark
No.
Symbol and Description
X1R/UC
X1R/ES
X1R/EW
X1R/UC
7
Carton
HHG0160
HHG0162
HHG0163
HHG0159
8
Contain Box
HHL0160
HHL0162
HHL0163
HHL0159
10-1
Owner's Manual
HRD0061
HRD0062
HRD0063
HRD0060
10-2
Owner's Manual
Not used
HRD0069
Not used
Not used
*
10-3
Card
ARY1048
Not used
Not used
Not used
*
10-4
Warranty Card
Not used
Not used
HRY1087
HRY1070
- Owner's Manual
Model
Part No.
Language
GM-X922/X1R/UC
HRD0061
English, French
GM-X922/X1R/ES
HRD0062
English, Spanish
HRD0069
Arabic, Portuguese(B)
GM-X922/X1R/EW
HRD0063
English, French, German, Dutch, Spanish, Italian
GM-X1022/X1R/UC
HRD0060
English, French
1 ·····
*
2 Screw Assy
HEA0044
3 Screw(x4)
BYC40P180FZK
4 Polyethylene Bag
HEG0011
5 Wrench
HLP0001
6 Polyethylene Bag
HEG0013
7 Carton
See Contrast table (2)
8 Contain Box(x1/2)
See Contrast table (2)
9 Protector(x2)
HHP0025
10-1 Owner's Manual
See Contrast table (2)
10-2 Owner's Manual
See Contrast table (2)
*
10-3 Card
See Contrast table (2)
*
10-4 Warranty Card
See Contrast table (2)
(1) PACKING 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
mark on the product are used for disassembly.
GM-X922, GM-X1022
Fig. 2
5
2.2 EXTERIOR