Service Manuals, User Guides, Schematic Diagrams or docs for : Pioneer Audio X-HM10 X-HM20 pioneer_x-hm10_x-hm20_sm
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ORDER NO.
RRV4220
X-HM20-K
CD Receiver System
X-HM20-K
X-HM20-S
X-HM10-K
X-HM10-S
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model Type Power Requirement Serial No. Remarks
X-HM20-K SYXJC8 AC 220 V to 240 V &&&&######YY YY: Europe
X-HM20-S SYXJC8 AC 220 V to 240 V &&&&######YY YY: Europe
X-HM10-K SYXJC8 AC 220 V to 240 V &&&&######YY YY: Europe
X-HM10-S SYXJC8 AC 220 V to 240 V &&&&######YY YY: Europe
PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
PIONEER ELECTRONICS (USA) 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
PIONEER CORPORATION 2011
K-IZV SEPT. 2011 Printed in Japan
1 2 3 4
SAFETY INFORMATION
A
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
B This product may contain a chemical known to the State of California to cause cancer, or birth defects or other reproductive
harm.
Health & Safety Code Section 25249.6 - Proposition 65
IMPORTANT
Laser Pickup specifications and Laser characteristics
THIS PIONEER APPARATUS CONTAINS
LASER OF CLASS 1. For CD Wave length (typ) : 790 nm
SERVICING OPERATION OF THE APPARATUS Operation output : 4 mW CW, Class 1
C S H O U L D B E D O N E B Y A S P E C I A L LY Maximum output : Class 1 (Under fault condition)
INSTRUCTED PERSON.
WARNING
The Laser component is capable of emitting radiation exceeding the limit for CLASS 1.
A specially instructed person should do servicing operation of the apparatus.
D
LABEL CHECK
E
B
F
2 X-HM20-K
1 2 3 4
5 6 7 8
CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 4
1.1 NOTES ON SOLDERING ............................................................................................................................................... 4 A
1.2 WHEN REPLACING CD MECHA UNIT.......................................................................................................................... 4
2. SPECIFICATIONS................................................................................................................................................................. 5
3. BASIC ITEMS FOR SERVICE .............................................................................................................................................. 6
3.1 PCB LOCATIONS ........................................................................................................................................................... 6
3.2 JIGS LIST ....................................................................................................................................................................... 7
4. BLOCK DIAGRAM ................................................................................................................................................................ 8
4.1 OVERALL WIRING DIAGRAM ....................................................................................................................................... 8
4.2 OVERALL BLOCK DIAGRAM....................................................................................................................................... 10
5. DIAGNOSIS ........................................................................................................................................................................ 11
5.1 TROUBLESHOOTING.................................................................................................................................................. 11
5.2 PROTECTION CIRCUIT............................................................................................................................................... 12
6. SERVICE MODE ................................................................................................................................................................. 12 B
7. DISASSEMBLY ................................................................................................................................................................... 13
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................ 19
8.1 UPDATING OF THE FIRMWARE ................................................................................................................................. 19
9. EXPLODED VIEWS AND PARTS LIST............................................................................................................................... 20
9.1 PACKING SECTION ..................................................................................................................................................... 20
9.2 EXTERIOR SECTION .................................................................................................................................................. 22
10. SCHEMATIC DIAGRAM .................................................................................................................................................... 24
10.1 MAIN PCB ASSY (1/7) ............................................................................................................................................... 24
10.2 MAIN PCB ASSY (2/7) ............................................................................................................................................... 26
10.3 MAIN PCB ASSY (3/7) ............................................................................................................................................... 28
10.4 MAIN PCB ASSY (4/7) ............................................................................................................................................... 30
C
10.5 MAIN PCB ASSY (5/7) ............................................................................................................................................... 32
10.6 MAIN PCB ASSY (6/7) ............................................................................................................................................... 34
10.7 MAIN PCB ASSY (7/7) ............................................................................................................................................... 36
10.8 iPOD PCB ASSY (X-HM20 ONLY) ............................................................................................................................. 38
10.9 RADIO PCB ASSY ..................................................................................................................................................... 40
10.10 DISPLAY PCB ASSY ................................................................................................................................................ 42
10.11 KEY-SWITCH PCB ASSY......................................................................................................................................... 44
10.12 HEADPHONE PCB ASSY ........................................................................................................................................ 45
10.13 POWER PCB ASSY ................................................................................................................................................. 46
10.14 USB PCB ASSY ....................................................................................................................................................... 48
11. PCB CONNECTION DIAGRAM ........................................................................................................................................ 50
11.1 MAIN and iPOD PCB ASSYS..................................................................................................................................... 50 D
11.2 DISPLAY and KEY-SWITCH PCB ASSYS ................................................................................................................. 54
11.3 RADIO PCB ASSY ..................................................................................................................................................... 56
11.4 HEADPHONE and USB PCB ASSYS ........................................................................................................................ 57
11.5 POWER PCB ASSY ................................................................................................................................................... 58
E
F
X-HM20-K 3
5 6 7 8
1 2 3 4
1. SERVICE PRECAUTIONS
1.1 NOTES ON SOLDERING
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