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Service DEH-P840MP/XN/UC
Manual ORDER NO.
CRT2845
MULTI-CD CONTROL HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER
DEH-P840MP XN/UC
DEH-P8400MP XN/UC
DEH-P8450MP XN/ES
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-3007 CRT2820 S9MP3 CD Mech. Module:Circuit Description, Mech.Description, Disassembly
CONTENTS
1. SAFETY INFORMATION ............................................3 7. GENERAL INFORMATION .......................................65
2. EXPLODED VIEWS AND PARTS LIST .......................4 7.1 DIAGNOSIS ........................................................65
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...18 7.1.1 DISASSEMBLY .........................................65
4. PCB CONNECTION DIAGRAM ................................38 7.1.2 CONNECTOR FUNCTION DESCRIPTION .......74
5. ELECTRICAL PARTS LIST ........................................48 7.2 PARTS .................................................................75
6. ADJUSTMENT..........................................................55 7.2.1 IC................................................................75
7.2.2 DISPLAY ....................................................92
7.3 OPERATIONAL FLOW CHART ...........................93
7.4 CLEANING ..........................................................93
8. OPERATIONS AND SPECIFICATIONS.....................94
For details, refer to "Important symbols for good services".
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 2002 K-ZZY. FEB. 2002 Printed in Japan
DEH-P840MP,P8400MP,P8450MP
[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
- CD Player Service Precautions
1. For pickup unit(CXX1550) handling, please refer 2. During disassembly, be sure to turn the power off
to"Disassembly"(see page 65) since an internal IC might be destroyed when a con-
During replacement, handling precautions shall be nector is plugged or unplugged.
taken to prevent an electrostatic discharge(protection 3. Please checking the grating after changing the ser-
by a jumper-solder). vice pickup unit(see page 59).
2
DEH-P840MP,P8400MP,P8450MP
1. SAFETY INFORMATION
CAUTION
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.
WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of
California to cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 - Proposition 65
3
DEH-P840MP,P8400MP,P8450MP
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING (DEH-P840MP)
5 3
37
6
30
7 4 27
36 28
32
35 33 21
8 31 29 22
9
34 25 24
26 23
10
13
12
2
1
15
14
19
18
17
11
17
18
20
16
4
DEH-P840MP,P8400MP,P8450MP
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.
- For the applying amount of lubricants or glue, follow the instructions in this manual.
( In the case of no amount instructions, apply as you think it appropriate.)
- PACKING SECTION PARTS LIST (DEH-P840MP)
Mark No. Description Part No. Mark No. Description Part No.
1-1 Owner's Manual CRD3569 22 Screw Assy CZE3169
1-2 Installation Manual CRD3570 * 23 Polyethylene Bag CEG-127
* 1-3 Caution Card CRP1268 * 24 Hexagonal Wrench CZE3176
* 1-4 Warranty Card CRY1070 * 25 Screw RMZ30H060FBK
1-5 Polyethylene Bag CEG1116 26 Belt CZN7661
2 Cord Assy CDE6563 27 Holder Assy CZX3172
3 Accessory Assy CEA3142 28 Holder Assy CZX3173
4 Spring CBH1650 29 Remote Control Assy CZX3257
5 Screw Assy CEA3140 30 Screw Assy CEA3144
6 Screw BPZ20P060FMC 31 Screw BMZ50P060FMC
* 7 Polyethylene Bag CEG-127 32 Screw CBA-102
8 Handle CNC5395 33 Screw CBA1002
9 Bush CNV3930 * 34 Polyethylene Bag CEG-127
* 10 Polyethylene Bag CEG-158 35 Screw CMZ50P060FMC
11 Polyethylene Bag CEG1185 36 Nut NF50FMC
12 Case Assy CXB8574 37 Strap CNC5402
* 13 Battery CEX1030
14 Sub Carton CHA3258
15 Carton CHG4661
16 Contain Box CHL4661
17 Protector CHP2538
18 Protector CHP2539
19 Protector CHP2541
20 Protector CHP2546
21 Remote Control Assy CXB9202
- Owner's Manual, Installation Manual
Part No. Language
CRD3569 English, French
CRD3570 English, French
5
DEH-P840MP,P8400MP,P8450MP
2.2 PACKING (DEH-P8400MP)
5 3
29
6
22
7 4 28
24
27 25
8 23
9
26
21
10
13
12
2 1
15
14
19
18
17
11
17
18
20
16
6
DEH-P840MP,P8400MP,P8450MP
- PACKING SECTION PARTS LIST (DEH-P8400MP)
Mark No. Description Part No. Mark No. Description Part No.
1-1 Owner's Manual CRD3571 17 Protector CHP2538
1-2 Installation Manual CRD3572 18 Protector CHP2539
* 1-3 Caution Card CRP1268 19 Protector CHP2541
* 1-4 Card ARY1048 20 Protector CHP2546
1-5 Polyethylene Bag CEG1116 21 Remote Control Unit CXB8743
2 Cord Assy CDE6563 22 Screw Assy CEA3144
3 Accessory Assy CEA3142 23 Screw BMZ50P060FMC
4 Spring CBH1650 24 Screw CBA-102
5 Screw Assy CEA3140 25 Screw CBA1002
6 Screw BPZ20P060FMC * 26 Polyethylene Bag CEG-127
* 7 Polyethylene Bag CEG-127 27 Screw CMZ50P060FMC
8 Handle CNC5395 28 Nut NF50FMC
9 Bush CNV3930 29 Strap CNC5402
* 10 Polyethylene Bag CEG-158
11 Polyethylene Bag CEG1185
12 Case Assy CXB8574
* 13 Battery CEX1065
14 Sub Carton CHA3258
15 Carton CHG4662
16 Contain Box CHL4662
- Owner's Manual, Installation Manual
Part No. Language
CRD3571 English, French
CRD3572 English, French
7
DEH-P840MP,P8400MP,P8450MP
2.3 PACKING (DEH-P8450MP)
3
30
4 27
33 28
35 21
8 31 29 22
9
34 25 24
26 23
10
13
12
2
1
15
14
19
18
17
11
17
18
20
16
8
DEH-P840MP,P8400MP,P8450MP
- PACKING SECTION PARTS LIST (DEH-P8450MP)
Mark No. Description Part No. Mark No. Description Part No.
1-1 Owner's Manual CRD3573 19 Protector CHP2541
1-2 Owner's Manual CRD3574 20 Protector CHP2546
1-3 Installation Manual CRD3575 21 Remote Control Assy CXB9202
* 1-4 Caution Card CRP1268 22 Screw Assy CZE3169
1-5 Polyethylene Bag CEG1116 * 23 Polyethylene Bag CEG-127
2 Cord Assy CDE6563 * 24 Hexagonal Wrench CZE3176
3 Accessory Assy CEA3143 * 25 Screw RMZ30H060FBK
4 Spring CBH1650 26 Belt CZN7661
5-7