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-ZZA. OCT. 2000 Printed in Japan
ORDER NO.
CRT2559
HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-2350
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 ................................24
5. ELECTRICAL PARTS LIST ........................................32
6. ADJUSTMENT..........................................................35
7. GENERAL INFORMATION .......................................39
7.1 DIAGNOSIS ........................................................39
7.1.1 TEST MODE ..............................................39
7.1.2 DISASSEMBLY .........................................42
7.1.3 CONNECTOR FUNCTION DESCRIPTION .......46
7.2 PARTS .................................................................47
7.2.1 IC................................................................47
7.2.2 DISPLAY ....................................................54
7.3 OPERATIONAL FLOW CHART ...........................55
8. OPERATIONS AND SPECIFICATIONS.....................56
DEH-1350 X1M/ES
DEH-2350/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
2
DEH-2350,1350
- CD Player Service Precautions
1. For pickup unit(CXX1285) handling, please refer
to"Disassembly"(see page 42).
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 37).
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.
3
DEH-2350,1350
1 Cord Assy
CDE6468
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 ·····
11-2 Owner's Manual
CRD3281
11-3 Installation Manual
CRD3283
12 Carton
See Contrast table(2)
13 Contain Box
See Contrast table(2)
14 Protector
CHP2346
15 Protector
CHP2347
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-2350/X1M/ES
DEH-1350/X1M/ES
12 Carton
CHG4150
CHG4157
13 Contain Box
CHL4150
CHL4157
16 Case Assy
CXB3520
Not used
(2) CONTRAST TABLE
DEH-2350/X1M/ES and DEH-1350/X1M/ES are constructed the same except for the following:
- Owner's Manual, Installation Manual
Model
Part No.
Language
DEH-2350/X1M/ES
CRD3281
English, Spanish, Portuguese(B),
DEH-1350/X1M/ES
CRD3283
Chinese, Arabic
4
DEH-2350,1350
2.2 EXTERIOR
B
A
5
DEH-2350,1350
1 Tuner Amp Unit
See Contrast table(2)
2 Screw
ASZ26P080FMC
3 Screw
BPZ26P080FMC
4 Screw
BSZ26P160FMC
5 FM/AM Tuner Unit
CWE1563
6 Holder
CNC8815
7 Pin Jack(CN301)
CKB1041
8 Terminal(CN403)
CKF1059
9 Plug(CN901)
CKM1330
10 Connector(CN601)
CKS3581
11 Connector(CN605)
CKS3838
12 Antenna Jack(CN402)
CKX1056
13 Holder
CNC8041
14 Holder
CNC8043
15 Holder
CNC9128
16 Heat Sink
CNR1589
17 Button
CAC4836
18 Spring
CBH1835
19 Spring
CBH2208
20 ·····
21 Screw
BSZ26P060FMC
22 Screw
BSZ30P060FMC
23 Screw
BSZ30P120FMC
24 Cable
CDE6160
25 Cord Assy
CDE6468
26 Fuse(10A)
CEK1136
27 CD Mechanism Module(S8.1) CXK5203
28 Holder
CNC5704
29 Cover
CNC9127
30 Cushion
CNM5210
31 Insulator
CNM6224
32 Insulator
CNM6386
33 Panel
CNS6344
34 Spring
CBH2367
35 Bracket
CNC6791
36 Holder
CNC8042
37 Cover
CNM6276
38 Panel
CNS5355
39 Arm
CNV4692
40 Arm
CNV4728
41 Arm
CNV5576
42 Screw
IMS20P030FZK
43 Case Unit
CXB4033
44 Chassis Unit
CXB4625
45 Detach Grille Assy
See Contrast table(2)
46 Screw
BPZ20P100FZK
47 Button(DETACH)
CAC5789
48 Button(+/-, EQ, LD)
CAC6821
49 Button(1-6, CLK)
CAC6822
50 Button(A, B)
CAC6823
51 Button(EJECT/BSM)
CAC6824
52 Button(CROSS)
CAC6825
53 Button(SOURCE)
CAC6851
54 Spring
CBH2210
55 Cover
CNS6114
56 Keyboard Unit
See Contrast table(2)
57 LCD
See Contrast table(2)
58 Connector(CN1801)
CKS3580
59 Holder
CNC9078
60 Sheet
CNM7057
61 Lighting Conductor
CNV6475
62 Lighting Conductor
CNV6476
63 Rubber
CNV6477
64 Rubber
CNV6478
65 Grille Unit
See Contrast table(2)
66 Holder Unit
CXB6681
67 Screw
ISS26P055FUC
68 IC(IC302)
PAL006A
69 Transistor(Q904, 981)
2SD2396
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description
Part No.
Mark No. Description
Part No.
Part No.
Mark No. Symbol and Description DEH-2350/X1M/ES
DEH-1350/X1M/ES
1 Tuner Amp Unit
CWM7293
CWM7297
45 Detach Grille Assy
CXB6146
CXB6150
56 Keyboard Unit
CWM7303
CWM7307
57 LCD
CAW1606
CAW1633
65 Grille Unit
CXB7182
CXB7186
(2) CONTRAST TABLE
DEH-2350/X1M/ES and DEH-1350/X1M/ES are constructed the same except for the following: