ORDER NO.
CRT2187
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-ZEB. FEB. 1998 Printed in Japan
GM-X822
X1R/UC
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................3
3. SCHEMATIC DIAGRAM .............................................8
4. PCB CONNECTION DIAGRAM ................................12
5. ELECTRICAL PARTS LIST ........................................15
6. ADJUSTMENT..........................................................19
7. GENERAL INFORMATION .......................................20
7.1 IC .........................................................................20
7.2 DISASSEMBLY ...................................................21
7.3 BLOCK DIAGRAM ..............................................22
8. OPERATIONS AND SPECIFICATIONS.....................23
GM-X722
X1R/UC,ES,EW
2
GM-X822,X722
1. SAFETY INFORMATION
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-X822,X722
2
4
3
1
10
7
9
8
5
6
8
11
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
Fig. 1
4
GM-X822,X722
- PACKING SECTION PARTS LIST
Part No.
GM-X822
GM-X722
Mark
No.
Description
X1R/UC
X1R/UC
X1R/ES
X1R/EW
*
1
Screw Assy
HEA0044
HEA0044
HEA0044
HEA0044
2
Screw(x4)
BYC40P180FZK
BYC40P180FZK
BYC40P180FZK
BYC40P180FZK
3
Polyethylene Bag
HEG0011
HEG0011
HEG0011
HEG0011
4
Wrench
HLP0001
HLP0001
HLP0001
HLP0001
5
Polyethylene Bag
HEG0013
HEG0013
HEG0013
HEG0013
6
Carton
HHG0164
HHG0165
HHG0166
HHG0167
7
Contain Box
HHL0164
HHL0165
HHL0166
HHL0167
8
Protector(x2)
HHP0025
HHP0025
HHP0025
HHP0025
9-1
Owner's Manual
HRD0060
HRD0061
HRD0062
HRD0063
9-2
Owner's Manual
Not used
Not used
HRD0069
Not used
10
Warranty Card
*HRY1070
Not used
Not used
HRY1087
11
Card
Not used
ARY1048
Not used
Not used
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.
- Owner's Manual
Model
Part No.
Language
GM-X822/X1R/UC
HRD0060
English, French
GM-X722/X1R/UC
HRD0061
English, French
GM-X722/X1R/ES
HRD0062
English, Spanish
HRD0069
Arabic, Portuguese(B)
GM-X722/X1R/EW
HRD0063
English, French, German, Dutch, Spanish, Italian
5
GM-X822,X722
2.2 EXTERIOR
Fig. 2