Pioneer Premier DEH-P740MP User manual

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 2001 K-ZZD. DEC. 2001 Printed in Japan
-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
2. EXPLODED VIEWS AND PARTS LIST.......................4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...16
4. PCB CONNECTION DIAGRAM ................................42
5. ELECTRICAL PARTS LIST ........................................50
6. ADJUSTMENT..........................................................62
7. GENERAL INFORMATION .......................................71
7.1 DIAGNOSIS ........................................................71
7.1.1 DISASSEMBLY .........................................71
7.1.2 CONNECTOR FUNCTION DESCRIPTION.......75
7.2 IC ........................................................................77
7.3 OPERATIONAL FLOW CHART...........................89
7.4 CLEANING ..........................................................90
8. OPERATIONS AND SPECIFICATIONS.....................91
For details, refer to "Important symbols for good services".
ORDER NO.
CRT2783
Service
Manual
DEH-P740MP/XN/UC
MULTI-CD CONTROL HIGH POWER CD/MP3 PLAYER WITH FM/AM TUNER
DEH-P740MP XN/UC
DEH-P7400MP XN/UC
DEH-P7450MP XN/ES

2
DEH-P740MP,P7400MP,P7450MP
-CD Player Service Precautions
1. For pickup unit(CXX1550) handling, please refer
to"Disassembly"(see page 71)
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a jumper-solder).
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 65).
[ 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:
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.
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.
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.
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.

3
DEH-P740MP,P7400MP,P7450MP
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

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DEH-P740MP,P7400MP,P7450MP
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING (DEH-P740MP/XN/UC, DEH-P7400MP/XN/UC)
17
22
20 1
15
19
21
18
3
14
12
13
11
5
9
7
10
6
8
16
2
4

5
DEH-P740MP,P7400MP,P7450MP
1 Cord Assy CDE6438
2 Remote Control Unit CXB8743
3 Accessory Assy CEA2773
4 Spring CBH1650
5 Screw Assy CEA2796
6 Screw BPZ20P060FZK
7 Screw CBA1002
* 8 Polyethylene Bag CEG-127
9 Screw CRZ50P090FMC
10 Screw TRZ50P080FMC
* 11 Polyethylene Bag CEG-158
12 Handle CNC5395
13 Earth Plate CNC9450
14 Bush CNV3930
15 Polyethylene Bag CEG1173
* 16 Battery CEX1065
17 Carton See Contrast table(2)
18 Contain Box See Contrast table(2)
19 Protector CHP2251
20 Protector CHP2252
21-1 Owner’s Manual See Contrast table(2)
21-2 Installation Manual See Contrast table(2)
* 21-3 Caution Card CRP1207
* 21-4 Warranty Card See Contrast table(2)
* 21-5 Card See Contrast table(2)
21-6 Polyethylene Bag CEG1116
22 Case Assy CXB3520
Mark No. Description Part No. Mark No. Description Part No.
-Owner's Manual, Installation Manual
Model Part No. Language
DEH-P740MP/XN/UC CRD3509 English, French
CRD3526 English, French
DEH-P7400MP/XN/UC CRD3510 English, French
CRD3527 English, French
(2) CONTRAST TABLE
DEH-P740MP/XN/UC and DEH-P7400MP/XN/UC are constructed the same except for the following:
Part No.
Mark No. Symbol and Description DEH-P740MP/XN/UC DEH-P7400MP/XN/UC
17 Carton CHG4612 CHG4611
18 Contain Box CHL4612 CHL4611
21-1 Owner’s Manual CRD3509 CRD3510
21-2 Installation Manual CRD3526 CRD3527
* 21-4 Warranty Card CRY1070 Not used
* 21-5 Card Not used ARY1048
(1) PACKING SECTION PARTS LIST (DEH-P740MP/XN/UC, DEH-P7400MP/XN/UC)
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.)

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DEH-P740MP,P7400MP,P7450MP
2.2 PACKING (DEH-P7450MP/XN/ES)
13
18
16 1
11
15
17
10
9
8
14
4
6
7
5
2
3
12

7
DEH-P740MP,P7400MP,P7450MP
-Owner's Manual, Installation Manual
Part No. Language
CRD3511 English, Spanish
CRD3512 Portuguese(B), Arabic
CRD3528 English, Spanish, Portuguese(B), Arabic
1 Cord Assy CDE6438
2 Spring CBH1650
3 Remote Control Unit CXB8743
4 Screw CBA1002
* 5 Polyethylene Bag CEG-127
6 Screw CRZ50P090FMC
7 Screw TRZ50P080FMC
* 8 Polyethylene Bag CEG-158
9 Handle CNC5395
10 Bush CNV3930
11 Polyethylene Bag CEG-162
* 12 Battery CEX1065
13 Carton CHG4610
14 Contain Box CHL4610
15 Protector CHP2251
16 Protector CHP2252
17-1 Owner’s Manual CRD3511
17-2 Owner’s Manual CRD3512
17-3 Installation Manual CRD3528
* 17-4 Caution Card CRP1207
17-5 Polyethylene Bag CEG1116
18 Case Assy CXB3520
Mark No. Description Part No. Mark No. Description Part No.
-PACKING SECTION PARTS LIST (DEH-P7450MP/XN/ES)

8
DEH-P740MP,P7400MP,P7450MP
2.3 EXTERIOR (DEH-P740MP/XN/UC)

9
DEH-P740MP,P7400MP,P7450MP
1 Screw BMZ30P040FZK
2 Screw BMZ30P100FMC
3 Screw BSZ26P060FMC
4 Screw BSZ30P040FMC
5 Cord Assy CDE6438
6 Remote Control Unit CXB8743
7 Cover CNS7068
8 Cable CDE6718
9 Cord Assy CDE6747
10 Fuse(10A) CEK1136
11 Case CNB2686
12 Holder CNC5704
13 Holder CNC8659
14 Cushion CNM4870
15 Insulator CNM7214
16 Insulator CNM7629
17 Insulator CNM7682
18 Tuner Amp Unit CWM7983
19 Screw ASZ26P060FMC
20 Screw BPZ26P120FMC
21 Screw BSZ26P160FMC
22 Clamper CEF1007
23 Pin Jack(CN351) CKB1035
24 Plug(CN901) CKM1330
25 Panel CNS6935
26 Connector(CN101) CKS3408
27 Plug(CN801) CKS3537
28 Connector(CN352) CKS3602
29 Connector(CN653) CKS3833
30 Antenna Jack(CN401) CKX1056
31 Holder CNC5399
32 Holder CNC8615
33 Holder CNC9469
34 Insulator CNM6949
35 Heat Sink CNR1583
36 FM/AM Tuner Unit CWE1563
37 Holder CNC8815
38 Button(EJECT) CAC6839
39 Screw(M2x2) CBA1176
40 Washer CBF1038
41 Washer CBF1039
42 Spring CBH2428
43 Spring CBH2429
44 Spring CBL1512
45 Holder CNC9096
46 Cover CNM6854
47 Panel CNS6278
48 Pin CNV6486
49 Lighting Conductor CNV6487
50 Gear CNV6507
51 Arm CNV6508
52 Panel Unit CWM7986
53 Socket(CN1850) CKS3550
54 Connector(CN1851) CKS4462
55 Damper Unit CXB5070
56 Holder Unit CXB6356
57 Holder Unit CXB6357
58 Clutch Unit CXB6358
59 Screw IMS20P045FZK
60 Detach Grille Assy CXB7913
61 Screw BPZ20P080FMC
62 Screw BPZ20P100FZK
63 Button(SELECT) CAC7220
64 Button(SFEQ) CAC7221
65 Button(ENT) CAC7253
66 Button(AUDIO) CAC7254
67 Button(1-6) CAC7225
68 Button(DISP) CAC7226
69 Button(OPEN) CAC7227
70 Button(EQ) CAC7231
71 Button(FUNC) CAC7489
72 Spring CBH2630
73 Spring CBH2431
74 Spring CBH2430
75 Spring CBL1470
76 Cover CNS6740
77 Holder CNV6505
78 Holder CNV6506
79 Holder CNV6909
80 Keyboard Unit CWM7989
81 Connector(CN1901) CKS4524
82 Holder CNC9642
83 Cushion CNM6633
84 Cushion CNM7469
85 Spacer CNM7697
86 Spacer CNM7698
87 Holder CNV6910
88 IC(IC1903) TSOP1840SB3V
89 OEL Unit MXS8017
90 Sub Grille Assy CXB8942
91 IC(IC301) PAL007A
92 Chassis Unit CXB6100
93 CD Mechanism Module(S9MP3) CXK5555
94 Screw ISS26P055FUC
95 Transistor(Q921,999) 2SD2396
* 96 Knob CAA2697
97 Spacer CNM7807
98 Cushion CNM7808
Mark No. Description Part No. Mark No. Description Part No.
-EXTERIOR SECTION PARTS LIST (DEH-P740MP/XN/UC)

10
DEH-P740MP,P7400MP,P7450MP
2.4 EXTERIOR (DEH-P7400MP/XN/UC, DEH-P7450MP/XN/ES)