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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 NV
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2001
K-ZZB. MAY 2001 Printed in Japan
ORDER NO.
CRT2696
MULTI-CD/DAB CONTROL DSP HIGH POWER CD PLAYER WITH RDS TUNER
DEH-P9300R
EW
Service
Manual
- This service manual should be used together with the following manual(s):
Model No.
Order No.
Mech. Module Remarks
CX-977
CRT2624
S9
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...12
4. PCB CONNECTION DIAGRAM ................................28
5. ELECTRICAL PARTS LIST ........................................38
6. ADJUSTMENT..........................................................46
7. GENERAL INFORMATION .......................................50
7.1 DIAGNOSIS ........................................................50
7.1.1 TEST MODE ..............................................50
7.1.2 TEST MODE(CD).......................................52
7.1.3 DISASSEMBLY .........................................56
7.1.4 CONNECTOR FUNCTION DESCRIPTION .......62
7.2 IC ........................................................................63
7.3 OPERATIONAL FLOW CHART ...........................79
8. OPERATIONS AND SPECIFICATIONS.....................80
- CD Player Service Precautions
1. For pickup unit(CXX1480) handling, please refer
to"Disassembly"(see page 56).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a jumper-solder).
2. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a con-
nector is plugged or unplugged.
3. Please checking the grating after changing the ser-
vice pickup unit(see page 48).


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2
DEH-P9300R
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.
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
unit 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
This warning is stated on the product or in the operating instructions. When replac-ing the lithium batter-
ies, follow the note below.
Dispose of the used battery promptly. Keep away from children. Do not disas-semble and do not dispose
of in fire.
The battery used in this device may present a fire or chemical hazard if mistreated. Do not recharge, disas-
semble, heat above 100°C or incinerate. Replace only with the same Part Number. Use of another battery
may present a risk of fire or explosion.
Note: The lithium battery installation po-sition is shown in the exploded view and the P.C. board pattern.
WARNING!
Lithium batteries. Danger of explo-
sion. Replacement must be done by
qualified personnel and only by fol-
lowing the instructions given in the
service manual.


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DEH-P9300R
3


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4
DEH-P9300R
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
10
20
21
27 27
24
25
26
28
22
23
1
18
9
13
17
15
14
15
14
11
16
19
12
7
3
4
5
8
6
2


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5
DEH-P9300R
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.
1-1 Owner's Manual
CRD3441
1-2 Owner's Manual
CRD3442
1-3 Owner's Manual
CRD3443
1-4 Installation Manual
CRD3444
*
1-5 Caution Card
CRP1244
1-6 Passport
CRY1013
*
1-7 Warranty Card
CRY1157
1-8 Polyethylene Bag
CEG1116
2 Cord Assy
CDE6562
3 Accessory Assy
CEA2538
4 Screw
CBA1002
5 Screw(M2x6)
CBA1120
6 Handle
CNC5395
7 Bush
CNV1917
*
8 Polyethylene Bag
E36-615
*
9 Polyethylene Bag
CEG1305
*
10 Battery
CEX1030
11 Sub Carton
CHA3167
12 Carton
CHG4411
13 Contain Box
CHL4411
14 Protector
CHP2383
15 Protector
CHP2384
16 Protector
CHP2386
17 Protector
CHP2430
18 Microphone Assy
CPM1054
19 Case Assy
CXB3520
20 Remote Control Assy
CXB6860
21 Belt
CZN7661
22 Holder Assy
CZX3172
23 Holder Assy
CZX3173
24 Screw Assy
CZE3169
*
25 Polyethylene Bag
CEG-127
*
26 Hexagonal Wrench
CZE3176
*
27 Screw
RMZ30H060FBK
28 Remote Control Assy
CZX3246
Mark No. Description
Part No.
Mark No. Description
Part No.
- PACKING SECTION PARTS LIST
- Owner's Manual, Installation Manual
Part No.
Language
CRD3441
English, Spanish
CRD3442
German, French
CRD3443
Italian, Dutch
CRD3444
English, Spanish, German, French, Italian, Dutch