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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 N.V.
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2000
K-ZZU. MAR. 2000 Printed in Japan
ORDER NO.
CRT2471
MULTI-CD/DAB CONTROL HIGH POWER MD PLAYER WITH RDS TUNER
MEH-P7100R
EW
Service
Manual
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...10
4. PCB CONNECTION DIAGRAM ................................36
5. ELECTRICAL PARTS LIST ........................................49
6. ADJUSTMENT..........................................................63
7. GENERAL INFORMATION .......................................67
7.1 DIAGNOSIS ........................................................67
7.1.1 TEST MODE ..............................................67
7.1.2 DISASSEMBLY .........................................71
7.2 IC ........................................................................74
7.3 OPERATIONAL FLOW CHART ...........................82
8. OPERATIONS AND SPECIFICATIONS.....................83
MEH-P7150 ES
MEH-P7100R/EW
- This service manual should be used together with the following manual(s):
Model No.
Order No.
Mech. Module Remarks
CX-683
CRT2441
MD-4
MD Mech. Module:Circuit Description, Mech.Description, Disassembly
- US and foreign patents licensed from Dolby Laboratories Licensing Corporation.
MULTI-CD/DAB CONTROL HIGH POWER MD PLAYER WITH FM/AM TUNER


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2
MEH-P7100R,P7150
1. SAFETY INFORMATION
1.1 MEH-P7100R/EW, P7150/ES
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.
1.2 MEH-P7100R/EW
1. Safety Precautions for those who Service this Unit.
· When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliable
results.
Caution:
1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.
2. During repair or tests, do not view laser beam for 10 seconds or longer.
2. A "CLASS 1 LASER PRODUCT" label is affixed to the
bottom of the player.
3. The triangular label is attached to the mechanism
module frame.
4. Specifications of Laser Diode
Specifications of laser radiation fields to which human access is possible during service.
Wavelength
=
800 nanometers
CLASS 1
LASER PRODUCT


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3
MEH-P7100R,P7150
1 Cord Assy
CDE6284
2 Inner Box
CHW1754
3 Accessory Assy
CEA1917
4 Screw
CBA1284
5 Handle
CNC5395
6 Bush
CNV3930
*
7 Polyethylene Bag
E36-615
8 Polyethylene Bag
CEG-162
9 Carton
CHG4014
10 Contain Box
CHL4014
11 Protector
CHP2101
12 Protector
CHP2102
13-1 Polyethylene Bag
CEG1116
13-2 Owner's Manual
CRD3189
13-3 Owner's Manual
CRD3190
13-4 Owner's Manual
CRD3191
13-5 Installation Manual
CRD3192
*
13-6 Warranty Card
CRY1157
13-7 Passport
CRY1013
*
13-8 Warranty Card
CRP1207
*
13-9 Warranty Card
CRP1220
14 Case Assy
CXB3520
15 Battery
CEX1030
16 Remote Control Assy
CXB3488
17 Belt
CZN6416
18 Holder Assy
CZX3172
19 Holder Assy
CZX3173
20 Screw Assy
CZE3169
*
21 Polyethylene Bag
CEG-127
*
22 Hexagonal Wrench
CZE3176
*
23 Screw
RMZ30H060FBK
24 Remote Control Assy
CZX3231
Mark No. Description
Part No.
Mark No. Description
Part No.
- 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.
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING(MEH-P7100R/EW)
13
14
10
8
12
11
9
1
2
6
5
7
4
3
15
16
17
23 23
20
21
22
18
19
24
- Owner's Manual, Installation Manual
Model
Part No.
Language
MEH-P7100R/EW
CRD3189
English, Spanish
CRD3190
German, French
CRD3191
Italian, Dutch
CRD3192
English, Spanish, German, French, Italian, Dutch


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1 Carton
CHG4015
2 Cord Assy
CDE6231
*
3 Accessory Assy
CEA2002
4 Spring
CBH-865
*
5 Screw Assy
CEA2003
6 Screw
CBA1284
*
7 Polyethylene Bag
CEG-127
8 Screw
CRZ50P090FMC
9 Screw
TRZ50P080FMC
*
10 Polyethylene Bag
CEG-158
11 Handle
CNC5395
12 Bush
CNV3930
13 Base Assy
CEA2426
*
14 Base
CNS5031
*
15 Sheet
CZA3371
16 Polyethylene Bag
CZE3188
17 Polyethylene Bag
CEG-162
18 Battery
CEX1006
19 Contain Box
CHL4015
20 Protector
CHP2251
21 Protector
CHP2252
22 Case Assy
CXB3520
23 Inner Box
CHW1759
24-1 Polyethylene Bag
CEG1116
24-2 Owner's Manual
CRD3193
24-3 Owner's Manual
CRD3194
24-4 Installation Manual
CRD3195
*
24-5 Warranty Card
CRP1207
*
24-6 Warranty Card
CRP1220
25 Remote Control Assy
CXB3875
Mark No. Description
Part No.
Mark No. Description
Part No.
- PACKING SECTION PARTS LIST
- Owner's Manual, Installation Manual
Model
Part No.
Language
MEH-P7150/ES
CRD3193
English, Spanish
CRD3194
Portuguese(B), Arabic
CRD3195
English, Spanish, Portuguese(B), Arabic
24
22
19
17
21
20
5
8
12
4
11
10
9
7
6
3
1
2
14
16
15
13
18
25
23
4
MEH-P7100R,P7150
2.2 PACKING(MEH-P7150/ES)


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5
MEH-P7100R,P7150
2.3 EXTERIOR
MEH-P7150/ES
MEH-P7100R/EW
MEH-P7150/ES