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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 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 CORPORATION 1999
K-ZZA. NOV. 1999 Printed in Japan
ORDER NO.
CRT2405
HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-2150
X1M/ES
Service
Manual
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................2
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .....8
4. PCB CONNECTION DIAGRAM ................................26
5. ELECTRICAL PARTS LIST ........................................36
6. ADJUSTMENT..........................................................42
7. GENERAL INFORMATION .......................................46
7.1 DIAGNOSIS ........................................................46
7.1.1 TEST MODE ..............................................46
7.1.2 DISASSEMBLY .........................................49
7.2 PARTS .................................................................53
7.2.1 IC................................................................53
7.2.2 DISPLAY ....................................................61
7.3 OPERATIONAL FLOW CHART ...........................62
8. OPERATIONS AND SPECIFICATIONS.....................63
DEH-1150
X1M/ES
DEH-2150/X1M/ES
- This service manual should be used together with the following manual(s):
Model No.
Order No.
Mech. Module Remarks
CX-958
CRT2423
S8.1
CD Mech. Module:Circuit Description, Mech.Description, Disassembly


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2
DEH-2150,1150
- CD Player Service Precautions
1. For pickup unit(CXX1285) handling, please refer
to"Disassembly"(see page 49).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a short pin).
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 44).
1. SAFETY INFORMATION
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
14
1
16
10
12
13
15
11
5
9
2
8
7
6
4
3
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.


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3
DEH-2150,1150
1 Cord Assy
See Contrast table(2)
2 Spring
CBH1650
3 Screw
CBA1002
*
4 Polyethylene Bag
CEG-127
5 Screw
CRZ50P090FMC
6 Screw
TRZ50P080FMC
*
7 Polyethylene Bag
CEG-158
8 Handle
CNC5395
9 Bush
CNV3930
10 Polyethylene Bag
CEG-162
11-1 Polyethylene Bag
CEG1116
11-2 Owner's Manual
CRD3135
11-3 Installation Manual
CRD3136
12 Carton
See Contrast table(2)
13 Contain Box
See Contrast table(2)
14 Protector
CHP2243
15 Protector
CHP2244
16 Case Assy
See Contrast table(2)
Mark No. Description
Part No.
Mark No. Description
Part No.
(1) 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. Symbol and Description DEH-2150/X1M/ES
DEH-1150/X1M/ES
1 Cord Assy
CDE6125
CDE6124
12 Carton
CHG3952
CHG3955
13 Contain Box
CHL3952
CHL3955
16 Case Assy
CXB3520
Not used
(2) CONTRAST TABLE
DEH-2150/X1M/ES and DEH-1150/X1M/ES are constructed the same except for the following:
- Owner's Manual, Installation Manual
Model
Part No.
Language
DEH-2150/X1M/ES
CRD3135
English, Spanish, Portuguese(B),
DEH-1150/X1M/ES
CRD3136
Chinese, Arabic


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4
DEH-2150,1150
2.2 EXTERIOR


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DEH-2150,1150
1 Screw
BMZ26P120FMC
2 Screw
BSZ26P060FMC
3 Screw
BSZ30P060FMC
4 Screw
BSZ30P120FMC
5 Cord Assy
See Contrast table(2)
6 Cable
CDE6160
7 Fuse(10A)
CEK1136
8 CD Mechanism Module(S8.1) CXK5203
9 Cover
CNC8367
10 Holder
CNC8884
11 Spacer
CNM4913
12 Insulator
CNM6224
13 Insulator
CNM6386
14 Panel
CNS5132
15 Tuner Amp Assy
See Contrast table(2)
16 Screw
ASZ26P080FMC
17 Screw
See Contrast table(2)
18 Screw
BSZ26P160FMC
19 FM/AM Tuner Unit
CWE1501
20 Holder
CNC7532
21 Pin Jack(CN301)
See Contrast table(2)
22 Terminal(CN403)
CKF1059
23 Connector(CN901)
CKM1299
24 Connector(CN601)
CKS3581
25 Connector(CN605)
CKS3838
26 Antenna Jack(CN402)
CKX1056
27 Holder
CNC7533
28 Holder
See Contrast table(2)
29 Holder
CNC8043
30 Holder
See Contrast table(2)
31 Insulator
CNM5967
32 Heat Sink
CNR1506
33 Holder Unit
CXB2687
34 Case Unit
CXB4033
35 Button
CAC4836
36 Spring
CBH1835
37 Spring
CBH2208
38 Spring
CBH2367
39 Bracket
CNC6791
40 Holder
CNC8042
41 Cover
CNM6276
42 Panel
CNS5355
43 Arm
CNV4692
44 Arm
CNV4728
45 Arm
CNV5576
46 Screw
IMS20P030FZK
47 Detach Grille Assy
See Contrast table(2)
48 Screw
BPZ20P100FZK
49 Button(Detach)
CAC5789
50 Button(+, -)
CAC6273
51 Chassis Unit
See Contrast table(2)
52 Screw
ISS26P055FUC
53 IC(IC302)
See Contrast table(2)
54 Transistor(Q904, 981)
2SD2396
55 Button(Source)
See Contrast table(2)
56 Button(1-6)
CAC6275
57 Button(B, A, Cross)
CAC6276
58 Button(Eject)
CAC6277
59 Spring
CBH2210
60 Cover
CNS5772
61 Keyboard Unit
CWM6777
62 LCD(LCD1801)
CAW1560
63 Connector(CN1801)
CKS3580
64 Holder
CNC8517
65 Rubber
CNV5954
66 Lighting Conductor
CNV5965
67 Rubber
CNV5966
68 Grille Unit
See Contrast table(2)
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description
Part No.
Mark No. Description
Part No.
Part No.
Mark No. Symbol and Description DEH-2150/X1M/ES
DEH-1150/X1M/ES
5 Cord Assy
CDE6125
CDE6124
15 Tuner Amp Assy
CWM6767
CWM6770
17 Screw
BPZ26P080FMC
Not used
21 Pin Jack(CN301)
CKB1041
Not used
28 Holder
CNC8041
Not used
30 Holder
CNC8588
CNC8589
47 Detach Grille Assy
CXB4596
CXB4605
51 Chassis Unit
CXB4625
CXB4626
53 IC(IC302)
PAL005A
TDA7384
55 Button(Source)
CAC6274
CAC6495
68 Grille Unit
CXB4616
CXB4617
(2) CONTRAST TABLE
DEH-2150/X1M/ES and DEH-1150/X1M/ES are constructed the same except for the following:
5