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PIONEER CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, 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
C PIONEER CORPORATION 2003
K-ZZY. MAR. 2003 Printed in Japan
ORDER NO.
CRT3060
MULTI-CD CONTROL HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER
DEH-P850MP
XN/UC
Service
Manual
DEH-P8500MP XN/UC
- This service manual should be used together with the following manual(s):
For the parts numbers, adjustments, etc. which are not shown in this manual, refer to the following
manual(s).
Model No.
Order No.
Mech. Module Remarks
DEH-P840MP/XN/UC
CRT2845
CX-3007
CRT2820
S9MP3
CD Mech. Module:Circuit Description, Mech.Description, Disassembly


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2
1
234
12
34
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DEH-P850MP/XN/UC
EXTERIOR(1) (Page 10)
- EXTERIOR(1) SECTION PARTS LIST
Part No.
Mark No. Symbol and Description DEH-P840MP/XN/UC
DEH-P850MP/XN/UC
20 Tuner Amp Unit
CWM8042
CWM8943
EXPLODED VIEWS AND PARTS LIST
PACKING (Page 4)
- PACKING SECTION PARTS LIST
* : Non spare part
Part No.
Mark No. Symbol and Description DEH-P840MP/XN/UC
DEH-P850MP/XN/UC
1-1 Owner's Manual
CRD3569
CRD3774
1-2 Installation Manual
CRD3570
CRD3775
15 Carton
CHG4661
CHG5057
16 Contain Box
CHL4661
CHL5057
Part No.
Mark No. Symbol and Description DEH-P8400MP/XN/UC DEH-P8500MP/XN/UC
1-1 Owner's Manual
CRD3571
CRD3776
1-2 Installation Manual
CRD3572
CRD3777
15 Carton
CHG4662
CHG5056
16 Contain Box
CHL4662
CHL5056
Part No.
Mark No. Symbol and Description DEH-P8400MP/XN/UC DEH-P8500MP/XN/UC
20 Tuner Amp Unit
CWM8043
CWM8944
Part No.
Mark No. Symbol and Description DEH-P840MP/XN/UC
DEH-P850MP/XN/UC
8 Keyboard Unit(OEL)
CWM8051
CWM8945
14 Sub Grille Assy
CXB9363
CXC1805
16 Detach Grille Assy
CXB8092
CXC1747
36 Grille Unit
CXB7942
CXC1632
Part No.
Mark No. Symbol and Description DEH-P8400MP/XN/UC DEH-P8500MP/XN/UC
8 Keyboard Unit(OEL)
CWM8052
CWM8946
14 Sub Grille Assy
CXB9362
CXC1804
16 Detach Grille Assy
CXB8093
CXC1748
36 Grille Unit
CXB7941
CXC1631
EXTERIOR(2) (Page 12)
- EXTERIOR(2) SECTION PARTS LIST


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DEH-P850MP/XN/UC
ELECTRICAL PARTS LIST(Page 48)
TUNER AMP UNIT
Part No.
DEH-P840MP/XN/UC
DEH-P850MP/XN/UC
Symbol and Description
DEH-P8400MP/XN/UC DEH-P8500MP/XN/NC
IC 601
PD5741A
PD5867A
L 401
LCTB4R7K2125
LCTC4R7K2125
KEYBOARD UNIT(OEL)
Part No.
DEH-P840MP/XN/UC
DEH-P850MP/XN/UC
Symbol and Description
DEH-P8400MP/XN/UC DEH-P8500MP/XN/NC
IC 1801
PD5745B
PD5868A