PIONEER 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 EUROPE NV
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2000
K-ZZS. DEC. 2000 Printed in Japan
ORDER NO.
CRT2645
BRIDGEABLE POWER AMPLIFIER
PRS-X720
X1H/UC
Service
Manual
- This service manual should be used together with the following manual(s):
Model
Order No.
Mech. Module
Remarks
PRS-X720/X1R/UC
CRT2361
EXPLODED VIEWS AND PARTS LIST
PACKING(Page 2)
- PACKING SECTION PARTS LIST
Part No.
Mark No. Symbol and Description PRS-X720/X1R/UC PRS-X720/X1H/UC PRS-X320/X1H/UC PRS-X220/X1H/UC
1 Screw Assy
HEA0047
HEA0057
HEA0057
HEA0057
Screw Assy
HXA0323
HXA0364
HXA0364
HXA0364
PRS-X320 X1H/UC
PRS-X220 X1H/UC
EXTERIOR(Page 4)
- EXTERIOR SECTION PARTS LIST
Part No.
Mark No. Symbol and Description PRS-X720/X1R/UC
PRS-X720/X1H/UC
14 Amp Unit
HWH0091
HWH0159
EXTERIOR(Page 6)
- EXTERIOR SECTION PARTS LIST
Part No.
Mark No. Symbol and Description PRS-X320/X1R/UC
PRS-X320/X1H/UC
14 Amp Unit
HWH0095
HWH0160
EXTERIOR(Page 8)
- EXTERIOR SECTION PARTS LIST
Part No.
Mark No. Symbol and Description PRS-X220/X1R/UC
PRS-X220/X1H/UC
14 Amp Unit
HWH0099
HWH0161
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
ORDER NO.
CRT2361
BRIDGEABLE POWER AMPLIFIER
PRS-X720
X1R/UC
Service
Manual
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................2
3. SCHEMATIC DIAGRAM ...........................................10
4. PCB CONNECTION DIAGRAM ................................28
5. ELECTRICAL PARTS LIST ........................................40
6. ADJUSTMENT..........................................................48
7. GENERAL INFORMATION .......................................49
7.1 IC .........................................................................49
7.2 DISASSEMBLY ...................................................50
8. OPERATIONS AND SPECIFICATIONS.....................51
PRS-X320
X1R/UC
PRS-X220
X1R/UC
PRS-X720/X1R/UC
2
PRS-X720,X320,X220
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
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
PRS-X720,X320,X220
3
- Owner's Manual
Model
Part No.
Language
PRS-X720/X1R/UC
HRD0087
English, French
PRS-X320/X1R/UC
PRS-X220/X1R/UC
- 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. Description
PRS-X720/X1R/UC PRS-X320/X1R/UC PRS-X220/X1R/UC
1 Screw Assy
HEA0047
HEA0047
HEA0047
2 Screw
BYC40P180FZK
BYC40P180FZK
BYC40P180FZK
3 Polyethylene Bag
HEG0011
HEG0011
HEG0011
4 Screw
SMZ50H300FCR
SMZ50H300FCR
SMZ50H300FCR
5 Polyethylene Bag
HEG0022
HEG0022
HEG0022
6 Carton
HHG0170
HHG0171
HHG0172
7 Contain Box
HHL0170
HHL0171
HHL0172
8 Protector
HHP0043
HHP0043
HHP0043
9 Protector
HHP0063
HHP0064
HHP0065
*
10 Spec Sheet
HRB0044
HRB0043
HRB0040
11 Owner's Manual
HRD0087
HRD0087
HRD0087
*
12 Warranty Card
HRY1070
HRY1070
HRY1070
4
PRS-X720,X320,X220
2.2 EXTERIOR(PRS-X720/X1R/UC)