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Service
Manual DEH-P450MP/XM/UC
ORDER NO.
CRT3019
MULTI-CD CONTROL HIGH POWER CD/MP3 PLAYER WITH FM/AM TUNER
DEH-P450MP
DEH-P4500MP XM/UC
XM/UC
DEH-P3550MP XM/ES
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-3057 CRT3026 S10MP3 CD Mech. Module:Circuit Description, Mech.Description, Disassembly
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 2003 K-ZZY. JAN. 2003 Printed in Japan
1 2 3 4
A 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.
B 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
C
[ Important symbols for good services ]
D 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
E
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
F prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
2 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
CONTENTS A
SAFETY INFORMATION ............................................................................................................................................2
1. SPECIFICATIONS .......................................................................................................................................................4
2. EXPLODED VIEWS AND PARTS LIST.......................................................................................................................6
2.1 PACKING...............................................................................................................................................................6
2.2 EXTERIOR (DEH-P450MP, P4500MP)..................................................................................................................8
2.3 EXTERIOR (DEH-P3550MP) ...............................................................................................................................12
2.4 CD MECHANISM MODULE ...............................................................................................................................14
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...................................................................................................16
3.1 BLOCK DIAGRAM ..............................................................................................................................................16
B
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) ........................................................................................18
3.3 KEYBOARD UNIT ...............................................................................................................................................24
3.4 CD MECHANISM MODULE ...............................................................................................................................26
4. PCB CONNECTION DIAGRAM ................................................................................................................................36
4.1 TUNER AMP UNIT .............................................................................................................................................36
4.2 PANEL UNIT .......................................................................................................................................................40
4.3 KEYBOARD UNIT ...............................................................................................................................................41
4.4 CD MECHANISM MODULE ...............................................................................................................................42
5. ELECTRICAL PARTS LIST ........................................................................................................................................44
6. ADJUSTMENT .........................................................................................................................................................49 C
6.1 JIG CONNECTION DIAGRAM ...........................................................................................................................49
6.2 CD ADJUSTMENT .............................................................................................................................................50
6.3 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT................................................................52
6.4 ERROR MODE ....................................................................................................................................................54
7. GENERAL INFORMATION .......................................................................................................................................55
7.1 DIAGNOSIS ........................................................................................................................................................55
7.1.1 DISASSEMBLY ..............................................................................................................................................55
7.1.2 CONNECTOR FUNCTION DESCRIPTION ....................................................................................................57
7.2 PARTS .................................................................................................................................................................59 D
7.2.1 IC ....................................................................................................................................................................59
7.2.2 DISPLAY.........................................................................................................................................................68
7.3 OPERATIONAL FLOW CHART...........................................................................................................................70
7.4 CLEANING ..........................................................................................................................................................71
8. OPERATIONS ...........................................................................................................................................................72
E
- CD Player Service Precautions
1. Before disassembling the unit, be sure to turn off the 3. After replacing the pickup unit, be sure to check the
power. Unplugging and plugging the connectors dur- grating.(See p.52.)
ing power-on mode may damage the ICs inside the
unit.
2. To protect the pickup unit from electrostatic dis-
charge during serviving, take an appropriate treat-
ment(shorting-solder) by referring to "the DISAS-
F
SEMBLY" on page 55.
DEH-P450MP/XM/UC 3
5 6 7 8
1 2 3 4
1. SPECIFICATIONS
A
- DEH-P450MP/XM/UC, P4500MP/XM/UC
B
C
D
E
F
4 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
- DEH-P3550MP/XM/ES
A
B
C
D
E
F
DEH-P450MP/XM/UC 5
5 6 7 8
1 2 3 4
A 2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
B
C
D
E
F
6 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
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.
A
(In the case of no amount instructions, apply as you think it appropriate.)
- PACKING SECTION PARTS LIST
Part No.
Mark No. Symbol and Description DEH-P450MP/XM/UC DEH-P4500MP/XM/UC DEH-P3550MP/XM/ES
1 Cord Assy CDE7060 CDE7060 CDE7060
2 Accessory Assy CEA3376 CEA3376 CEA3439
3 Spring CBH1650 CBH1650 CBH1650
4 Screw Assy CEA3445 CEA3445 CEA3437
5 Fixing Screw BPZ20P060FZK BPZ20P060FZK Not used
B
6 Screw CBA1002 CBA1002 CBA1002
* 7 Polyethylene Bag CEG-127 CEG-127 CEG-127
8 Screw CRZ50P090FTC CRZ50P090FTC CRZ50P090FTC
9 Screw TRZ50P080FTC TRZ50P080FTC TRZ50P080FTC
* 10 Polyethylene Bag CEG-158 CEG-158 CEG-158
11 Handle CNC5395 CNC5395 CNC5395
12 Holder CND1249 CND1249 Not used
13 Holder CND1250 CND1250 Not used
14 Bush CNV3930 CNV3930 CNV3930
15 Polyethylene Bag CEG1173 CEG1173 CEG-162
C
* 16 Battery CEX1030 CEX1065 Not used
17 Carton CHG4952 CHG4953 CHG4954
18 Contain Box CHL4952 CHL4953 CHL4954
19 Protector CHP2663 CHP2663 CHP2663
20 Protector CHP2664 CHP2664 CHP2664
21-1 Owner's Manual CRD3676 CRD3678 CRD3680
21-2 Owner's Manual Not used Not used CRD3681
21-3 Installation Manual CRD3677 CRD3679 CRD3682
* 21-4 Warranty Card CRY1070 Not used Not used
* 21-5 Card Not used ARY1048 Not used D
* 21-6 Caution Card Not used CRP1294 Not used
22 Case Assy CXB3520 CXB3520 CXB3520
23 Remote Control Unit Not used CXC1265 Not used
24 Remote Control Assy CXB9202 Not used Not used
25 Screw Assy CZE3169 Not used Not used
* 26 Polyethylene Bag CEG-127 Not used Not used
* 27 Hexagonal Wrench CZE3176 Not used Not used
* 28 Screw RMZ30H060FBK Not used Not used
29 Belt CZN7661 Not used Not used
30 Holder Assy CZX3172 Not used Not used E
31 Holder Assy CZX3173 Not used Not used
32 Remote Control Assy CZX3257 Not used Not used
- Owner's Manual, Installation Manual
Model Part No. Language
DEH-P450MP/XM/UC CRD3676 English, French, Spanish
CRD3677
DEH-P4500MP/XM/UC CRD3678 English, French, Spanish
CRD3679
DEH-P3550MP/XM/ES CRD3680 English, Spanish, Portuguese(B) F
CRD3681 Arabic, Chinese
CRD3682 English, Spanish, Portuguese(B), Arabic, Chinese
DEH-P450MP/XM/UC 7
5 6 7 8
1 2 3 4
2.2 EXTERIOR (DEH-P450MP, P4500MP)
A
B
C
D
E
F
8 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
(1) EXTERIOR (DEH-P450MP, P4500MP) SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
A
1 Remote Control Unit See Contrast table(2) 51 Arm CNV7400
2 Cover See Contrast table(2) 52 Arm CNV7401
3 Screw ISS26P055FTC 53 Arm CNV7402
4 Screw BMZ30P040FZK 54 Arm CNV7403
5 Screw BSZ26P060FTC 55 Panel Unit CWM8758
6 Screw BSZ30P060FTC 56 Socket(CN1950) CKS3550
7 Screw BSZ30P200FTC 57 Connector(CN1951) CKS4462
8 Cord Assy CDE7060 58 Holder Unit CXB9501
9 Cable CDE7189 59 Holder Unit CXB9502
10 CD Mechanism Module(S10MP3) CXK5660 60 Damper Unit CXB9503
B
11 Case CNB2870 61 Service Panel Unit CXX1691
12 Earth Plate CNC8915 62 Screw IMS20P045FZK
13 Cushion CNM4870 63 Detach Grille Assy See Contrast table(2)
14 Insulator CNM7935 64 Screw BPZ20P100FZK
15 Insulator CNM8174 65 Button(DISP) CAC7779
16 Panel See Contrast table(2) 66 Button(PAUSE) CAC7780
17 Tuner Amp Unit CWM8653 67 Button(AUDIO) CAC7781
18 Screw ASZ26P060FTC 68 Button(OPEN) CAC7782
19 Screw BPZ26P080FTC 69 Button(VOLUME) See Contrast table(2)
20 Screw BSZ26P160FTC 70 Button(SELECT) See Contrast table(2) C
21 Fuse(10A) CEK1208 71 Button(SRC) CAC7785
22 FM/AM Tuner Unit CWE1646 72 Button(FUNC) CAC7786
23 Holder CND1054 73 Button(1-6) CAC7787
24 Pin Jack(CN351) CKB1051 74 Button(CLK, EQ) CAC7808
25 Plug(CN981) CKM1376 75 Spring CBH2630
26 Connector(CN101) CKS3408 76 Cover CNS7269
27 Plug(CN831) CKS3537 77 Lighting Conductor CNV7421
28 Connector(CN721) CKS3837 78 Rubber CNV7422
29 Antenna Jack(CN401) CKX1056 79 Keyboard Unit CWM8635
30 Holder CND1238 80 LCD(LCD1901) CAW1759 D
31 Holder CND1352 81 Connector(CN1901) CKS4524
32 Insulator CNM8245 82 Holder CNC9757
33 Heat Sink CNR1668 83 Sheet CNM7647
34 Terminal(CN402) VNF1084 84 Cushion CNM8092
35 Holder Unit CXB6681 85 Connector CNV6440
36 Chassis Unit CXB9528 86 Lighting Conductor CNV7711
37 Button(EJECT) CAC7752 87 Grille Unit See Contrast table(2)
38 Screw(M2x2) CBA1176 88 Transistor(Q752, 901, 911) 2SD2375
39 Washer CBF1038 89 IC(IC301) PAL007A
E
40 Spring CBH2650 90 IC(IC1902) TSOP4840SB1
41 Spring CBH2651 91 Holder See Contrast table(2)
42 Spring CBH2652 92 Screw See Contrast table(2)
43 Spring CBH2653 93 Choke Coil(L981) CTH1280
44 Spring CBL1512 94 Remote Control Assy See Contrast table(2)
45 Holder CND1254 95 Cover See Contrast table(2)
46 Cover CNM6854
47 Panel CNS7245
48 Gear CNV5997
49 Pin CNV6486 F
50 Lighting Conductor CNV6487
DEH-P450MP/XM/UC 9
5 6 7 8
1 2 3 4
(2) CONTRAST TABLE
A
DEH-P450MP/XM/UC and DEH-P4500MP/XM/UC are constructed the same except for the following:
Part No.
Mark No. Symbol and Description DEH-P450MP/XM/UC DEH-P4500MP/XM/UC
1 Remote Control Unit Not used CXC1265
2 Cover Not used CNS7068
16 Panel CNS6935 CNS6934
63 Detach Grille Assy CXB9593 CXB9594
69 Button(VOLUME) CAC7810 CAC7809
70 Button(SELECT) CAC7812 CAC7811
B 87 Grille Unit CXB9621 CXB9622
91 Holder Not used CNV7619
92 Screw Not used BMZ40P140FTC
94 Remote Control Assy CZX3257 Not used
95 Cover CZN7655 Not used
C
D
E
F
10 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
A
B
C
D
E
F
DEH-P450MP/XM/UC 11
5 6 7 8
1 2 3 4
2.3 EXTERIOR (DEH-P3550MP)
A
B
C
D
E
F
12 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
- EXTERIOR (DEH-P3550MP) SECTION PARTS LIST
A
Mark No. Description Part No. Mark No. Description Part No.
1 Choke Coil(L981) CTH1280 46 Cover CNM6854
2 Sheet CNM8386 47 Panel CNS7245
3 Screw ISS26P055FTC 48 Gear CNV5997
4 Screw BMZ30P040FZK 49 Pin CNV6486
5 Screw BSZ26P060FTC 50 Lighting Conductor CNV6487
6 Screw BSZ30P060FTC 51 Arm CNV7400
7 Screw BSZ30P200FTC 52 Arm CNV7401
8 Cord Assy CDE7060 53 Arm CNV7402
9 Cable CDE7189 54 Arm CNV7403 B
10 CD Mechanism Module(S10MP3) CXK5660 55 Panel Unit CWM8758
11 Case CNB2870 56 Socket(CN1950) CKS3550
12 Earth Plate CNC8915 57 Connector(CN1951) CKS4462
13 Cushion CNM4870 58 Holder Unit CXB9501
14 Insulator CNM7935 59 Holder Unit CXB9502
15 Insulator CNM8174 60 Damper Unit CXB9503
16 Panel CNS6935 61 Service Panel Unit CXX1691
17 Tuner Amp Unit CWM8654 62 Screw IMS20P045FZK
18 Screw ASZ26P060FTC 63 Detach Grille Assy CXB9596
19 Screw BPZ26P080FTC 64 Screw BPZ20P100FZK C
20 Screw BSZ26P160FTC 65 Button(DISP) CAC7779
21 Fuse(10A) CEK1208 66 Button(PAUSE) CAC7842
22 FM/AM Tuner Unit CWE1646 67 Button(AUDIO) CAC7781
23 Holder CND1054 68 Button(OPEN) CAC7782
24 Pin Jack(CN351) CKB1059 69 Button(VOLUME) CAC7810
25 Plug(CN981) CKM1376 70 Button(SELECT) CAC7812
26 Connector(CN101) CKS3408 71 Button(SRC) CAC7785
27 Plug(CN831) CKS3537 72 Button(FUNC) CAC7786
28 Connector(CN721) CKS3837 73 Button(1-6) CAC7813
D
29 Antenna Jack(CN401) CKX1056 74 Button(CLK, EQ) CAC7808
30 Holder CND1237 75 Spring CBH2630
31 Holder CND1352 76 Cover CNS7269
32 Insulator CNM8245 77 Lighting Conductor CNV7421
33 Heat Sink CNR1668 78 Rubber CNV7422
34 Terminal(CN402) VNF1084 79 Keyboard Unit CWM8631
35 Holder Unit CXB6681 80 LCD(LCD1901) CAW1762
36 Chassis Unit CXB9528 81 Connector(CN1901) CKS4524
37 Button(EJECT) CAC7752 82 Holder CNC9757
38 Screw(M2x2) CBA1176 83 Sheet CNM7647 E
39 Washer CBF1038 84 Cushion CNM8092
40 Spring CBH2650 85 Connector CNV6440
41 Spring CBH2651 86 Lighting Conductor CNV7711
42 Spring CBH2652 87 Grille Unit CXB9624
43 Spring CBH2653 88 Transistor(Q752, 901, 911) 2SD2375
44 Spring CBL1512 89 IC(IC301) PAL007A
45 Holder CND1254 90 IC(IC1902) TSOP4840SB1
F
DEH-P450MP/XM/UC 13
5 6 7 8
1 2 3 4
2.4 CD MECHANISM MODULE
A
B
1
1
1
2
1
C
2
1
2 1
1
2
1
D
1
3
1
2
2
1 1
1
1
1GEM1024
2GEM1045
3GEM1035
E
F
14 DEH-P450MP/XM/UC
1 2 3 4
5 6 7 8
- CD MECHANISM MODULE SECTION PARTS LIST
A
Mark No. Description Part No. Mark No. Description Part No.
1 CD Core Unit(S10MP3) CWX2742 46 Rack CNV7199
2 Connector(CN101) CKS4182 47 Holder CNV7201
3 Connector(CN901) CKS4017 48 Holder CNV7202
4 Screw BMZ20P035FTC 49 Arm CNV7203
5 Screw BSZ20P040FTC 50 Gear CNV7207
6 Screw(M2x4) CBA1362 51 Gear CNV7208
7 Screw(M2x3) CBA1511 52 Gear CNV7209
8 Screw(M2x3) CBA1527 53 Gear CNV7210 B
9 Washer CBF1037 54 Gear CNV7211
10 Washer CBF1038 55 Gear CNV7212
11 Washer CBF1060 56 Rack CNV7214
12 Spring CBH2390 57 Arm CNV7215
13 Spring CBH2606 58 Arm CNV7216
14 Spring CBH2607 59 Guide CNV7217
15 Spring CBH2608 60 Roller CNV7218
16 Spring CBH2609 61 Gear CNV7219
17 Spring CBH2610 62 Arm CNV7221
18 Spring CBH2611 63 Arm CNV7220 C
19 Spring CBH2612 64 Arm CNV7222
20 Spring CBH2613 65 Damper CNV7313
21 Spring CBH2614 66 Damper CNV7314
22 Spring CBH2615 67 Arm CNV7341
23 Spring CBH2616 68 Arm CNV7342
24 Spring CBH2617 69 Guide CNV7360
25 Spring CBH2620 70 Guide CNV7361
26 Spring CBH2621 71 Holder CNV7437
27 Spring CBH2641 72 Arm CNV7444 D
28 Spring CBH2642 73 Gear CNV7595
29 Spring CBH2643 74 Damper CNV7618
30 Spring CBH2659 75 Motor Unit(M1) CXB6007
31 Spring CBH2688 76 Chassis Unit CXB8728
* 32 Spring CBL1614 77 Screw Unit CXB8729
33 Shaft CLA3845 78 Gear Unit CXB8731
34 Frame CNC9962 79 Arm Unit CXB8732
35 Frame CNC9963 80 Arm Unit CXB8735
36 Bracket CNC9966 81 Arm Unit CXB8852
37 Bracket CNC9967 82 Motor Unit(M2) CXB8933 E
38 Arm CNC9968 83 Bracket CNC9985
39 Arm CNC9973 84 Screw JFZ20P020FTC
40 Lever CNC9983 85 Screw(M2x5) EBA1028
41 Lever CNC9984 86 Screw JFZ20P020FTC
42 Sheet CNM8134 87 Screw JGZ17P022FTC
43 Collar CNV6906 88 Washer YE15FTC
44 Guide CNV6925 89 Washer YE20FTC
45 Arm CNV7198 90 Pickup Unit(Service)(P10) CXX1641
91 Screw IMS26P030FMC
F
DEH-P450MP/XM/UC 15
5 6 7 8
1 2 3 4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A A TUNER AMP UNIT
VDD
7 6 13 5 10 9 8 11 14 18 19 20 21
FM/AM TUNER UNIT
WC
CE2
ROM_VDD
SL
DI
CK
CE1
NC
DO
NC
NC
NC
NC
IC 3 EEPROM IC 5
5.0V 5V 3.3V
OSC LPF
ANTENNA CN401
B 1
AM ANT FMRF
1 ATT
2 Rch
24
IC 2
IC 1 2.5V
FM ANT
3 3.3V
ATT Lch
23
FMRF MIXER, IF AMP DET, FM MPX
RF adj
ANT adj
T51 CF52
CF51
AUDIOGND
OSCGND
IC 4
VDD_3.3
RFGND
DGND
3.3V 3.3V 2.5V 2.5V
VCC
C
NC
2 12 15 22 16 4 17
TUN 3.3V TUN L
SYS 8.4V BUS+L BUS+L
BUS-L BUS-L
CN101 CD L
7
11
5
BUZZER EVST,EVC
1
D CD CORE UNIT(S10MP3) 8
IC 202
IP-BUS DRIVER 100
MSM51V4265EP-70TS
BUS- PEE
5 1 TX 86
PICKUP UNIT DRAM IC 101 TX
6 HA12187FP 2 RX 85 37
mute
(SERVICE)(P10) BUS+
8
RX
16
24 X1
V3R3D IPPW X601
CN101 CN901 IPPW
LASER CN721 15
D DIODE LD-
15 15
Q101
142
LD IC 201 LOUT
35 L-OUT
10 14
X2
MD
UPD63760GJ MUTE Q602 21
141 SYSPW
5 5 PD
Q603 Q101
RF-AMP,CD DECODER,
AC,BD MP3 DECODER,
HOLOGRAM BU
UNIT
F,E
DIGITAL SERVO / DATA PROCESSOR
SYSTEM CONTROLLER
FO+ FOP 71
FOCUS ACT. 1 1
TO+ TOP ASENBO
MONITOR TRACKING ACT. 4 4 IC 601(2/2)
38 39 WINT, 42 43
DIODE TD/FD SD/MD WAIT, Q102 PE5393A Q601
LD+
14 14 RFOK 83
AVREF
12 X201 X202
FOP CD Q701
BRST,BRXEN,BSRQ
13
TOP DRIVER 14 VCC adpw
22
VDD BDATA,BSCK
SPINDLE
IC 301
MOTOR M BA5996FM IC 702 FLPILM
9
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