Pioneer DEHP-545, DEHP-56, DEHP-645, DEH-41, DEH-445 Service manual

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MULTI-CD CONTROL HIGH POWER CD PLAYER WITH ID-LOGIC TUNER

DEH-P645 UC

vic

DEH-P56 UC DEH-P545 UC DEH-46 UC DEH-445 UC DEH-41 UC

DEH-P645/UC

PIONEER ELECTRONIC 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 ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 501 Orchard Road, #10-00, Lane Wheelock Place, Singapore 23880

C PIONEER ELECTRONIC CORPORATION 1998

ORDER NO.

CRT2147

CONTENTS

1. SAFETY INFORMATION ............................................2

2. EXPLODED VIEWS AND PARTS LIST.......................3

3. SCHEMATIC DIAGRAM ...........................................12

4. PCB CONNECTION DIAGRAM ................................40

5. ELECTRICAL PARTS LIST ........................................50

6. ADJUSTMENT..........................................................75

7. GENERAL INFORMATION .......................................81

7.1 PARTS .................................................................81

7.1.1 IC................................................................81

7.1.2 DISPLAY....................................................88

7.2 DIAGNOSIS ........................................................89

7.2.1 DISASSEMBLY .........................................89

7.2.2 TEST MODE..............................................90

7.3 BLOCK DIAGRAM ..............................................92

8. OPERATIONS AND SPECIFICATIONS.....................94

- See the separate manual CX-597(CRT1829) for the CD mechanism description, disassembly and circuit

description.

- The CD mechanism employed in this model is one of S7 series.

K-FEA. FEB. 1998 Printed in Japan

DEH-P645,P56,P545,46,445,41

- CD Player Service Precautions

1. For pickup unit(CXX1230) handling, please refer to"Disassembly"(CX-597 Service Manual CRT1829). 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 connector is plugged or unplugged.

3. Please checking the grating after changing the service pickup unit(see page 79).

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.

ARNING

Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive toxicant which may cause birth defects or other reproductive harm (California Health and Safety Code, Section 25249.5). When servicing or handling circuit boards and other components which contain lead in solder, avoid unprotected skin contact with the solder. Also, when soldering do not inhale any smoke or fumes produced.

1. SAFETY INFORMATION

DEH-P645,P56,P545,46,445,41

Fig. 1

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

DEH-P645,P56,P545,46,445,41

- PACKING SECTION PARTS LIST

(1) PARTS LIST

Mark No. Description Part No.

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.

* 1-1 Card

See Contrast table(2)

1-2 Polyethylene Bag CEG1116 1-3 Owner's Manual

See Contrast table(2)

1-4 Installation Manual See Contrast table(2)

* 1-5 Warranty Card See Contrast table(2)

1-6 Caution Card See Contrast table(2)

2 Cord Assy See Contrast table(2) 3 Accessory Assy CEA1918 4 Spring CBH-865 5 Screw Assy CEA1924

6 Screw CBA-102 7 Screw CBA1284

* 8 Polyethylene Bag CNM4338

9 Screw CRZ50P090FMC

10 Nut NF50FMC

11 Screw TRZ50P080FMC

* 12 Polyethylene Bag CEG-158

13 Handle CNC5395 14 Strap CNF-111 15 Bush CNV1009

16 Polyethylene Bag CEG1173 17 Battery

See Contrast table(2)

18 Carton See Contrast table(2) 19 Contain Box See Contrast table(2) 20 Protector CHP1766

21 Protector CHP1767 22 Case Assy CXB1063 23 Remote Control Unit

See Contrast table(2)

- Owner’s Manual

Model Part No. Language DEH-P645/UC CRD2555 English, French DEH-P56/UC CRD2564 English, French DEH-P545/UC CRD2566 English, French, Spanish DEH-46/UC CRD2572 English, French, Spanish DEH-445/UC CRD2574 English, French, Spanish DEH-41/UC CRD2576 English, French, Spanish

- Installation Manual

Model Part No. Language DEH-P645/UC CRD2556 English, French DEH-P56/UC CRD2565 English, French DEH-P545/UC CRD2567 English, French, Spanish DEH-46/UC CRD2573 English, French, Spanish DEH-445/UC CRD2575 English, French, Spanish DEH-41/UC CRD2577 English, French, Spanish

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-P56/UC

* 1-1 Card ARY1048 Not used

1-3 Owner's Manual CRD2555 CRD2564 1-4 Installation Manual CRD2556 CRD2565

* 1-5 Warranty Card Not used CRY1070

1-6 Caution Card CRP1182 Not used

17 Battery CEX1030 Not used 18 Carton CHG3435 CHG3439 19 Contain Box CHL3435 CHL3439 23 Remote Control Unit CXB1225 Not used

(2) CONTRAST TABLE

DEH-P645/UC, DEH-P56/UC, DEH-P545/UC, DEH-46/UC, DEH-445/UC and DEH-41/UC are constructed

same except for the following:

DEH-P645,P56,P545,46,445,41

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-P545/UC

1-3 Owner's Manual CRD2555 CRD2566 1-4 Installation Manual CRD2556 CRD2567 1-6 Caution Card CRP1182 Not used

17 Battery CEX1030 Not used 18 Carton CHG3435 CHG3438

19 Contain Box CHL3435 CHL3438 23 Remote Control Unit CXB1225 Not used

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-46/UC

* 1-1 Card ARY1048 Not used

1-3 Owner's Manual CRD2555 CRD2572 1-4 Installation Manual CRD2556 CRD2573

* 1-5 Warranty Card Not used CRY1070

1-6 Caution Card CRP1182 Not used

17 Battery CEX1030 Not used 18 Carton CHG3435 CHG3443 19 Contain Box CHL3435 CHL3443 23 Remote Control Unit CXB1225 Not used

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-445/UC

1-3 Owner's Manual CRD2555 CRD2574 1-4 Installation Manual CRD2556 CRD2575

17 Battery CEX1030 Not used 18 Carton CHG3435 CHG3444 19 Contain Box CHL3435 CHL3444

23 Remote Control Unit CXB1225 Not used

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-41/UC

1-3 Owner's Manual CRD2555 CRD2576 1-4 Installation Manual CRD2556 CRD2577 1-6 Caution Card CRP1182 Not used

2 Cord Assy CDE5483 CDE5484

17 Battery CEX1030 Not used

18 Carton CHG3435 CHG3445 19 Contain Box CHL3435 CHL3445 23 Remote Control Unit CXB1225 Not used

DEH-P645,P56,P545,46,445,41

Fig. 2

2.2 EXTERIOR

DEH-P645,P56,P545,46,445,41

1 Screw ASZ26P055FUC 2 Screw ASZ26P080FMC 3 Screw BSZ26P050FMC 4 Screw BSZ30P060FMC 5 Screw BSZ30P180FMC

6 Cord Assy

See Contrast table(2)

7 Cord Assy See Contrast table(2) 8 Fuse CEK1136 9 Cap CNS1472

10 Resistor RS1/2PMF102J

11 Cable CDE5635 12 Insulator CNM5761 13 Spring CBH-865 14 Screw CBA1284 15 Handle CNC5395

16 Bush CNV1009 17 Case CNB2119 18 Holder CNC4963 19 Holder CNC6798 20 Holder CNC6862

21 Earth Terminal CNC7358 22 Spacer CNM4913 23 Insulator CNM5535 24 Panel CNS4200 25 Cap

See Contrast table(2)

26 Tuner Amp Unit See Contrast table(2) 27 Screw BPZ26P080FMC 28 Screw BSZ26P140FMC 29 Antenna Cord CDH1234 30 Clamper CEF1009

31 Pin Jack(CN253) CKB1028 32 Terminal(CN501) CKF1059 33 Plug(CN901) CKM1278 34 Plug(CN802) CKS-783 35 Connector(CN651) CKS2228

36 Connector(CN101)

See Contrast table(2)

37 Connector(CN801) CKS3581 38 Connector(CN255)

See Contrast table(2)

39 Holder CNC5968 40 Holder CNC6132

41 Holder CNC6356 42 Holder CNC7429 43 Holder

See Contrast table(2)

44 Insulator CNM4684 45 Heat Sink CNR1458

46 FM/AM Tuner Unit CWE1417 47 Holder CNC6555 48 Case Assy CXB1063 49 Remote Control Unit

See Contrast table(2)

50 Cover See Contrast table(2)

51 Chassis Unit See Contrast table(2) 52 Detach Grille Assy See Contrast table(2) 53 Screw BPZ20P100FZK 54 Button CAC5397 55 Button CAC5398

56 Button CAC5399 57 Button CAC5402 58 Button CAC5403 59 Button CAC5404 60 Button CAC5405

61 Button CAC5430 62 Button CAC5450 63 Button CAC5451 64 Spring CBH2103 65 Cover CNM4704

66 Lighting Conductor CNV5180 67 Lighting Conductor CNV5181 68 Keyboard Unit

See Contrast table(2)

69 LCD See Contrast table(2) 70 Cord CDE5665

71 EL CEL1536 72 Connector(CN1801) CKS3580 73 Holder CNC7435 74 Film CNM4349 75 Spacer CNM5449

76 Connector CNV5182 77 Housing CNV5183 78 Grille Unit

See Contrast table(2)

79 Cover Unit CXB2480 80 Screw BPZ20P060FMC

81 Button CAC5180 82 Spring CBH1834 83 Spring CBH1835 84 Spring CBH1996 85 Bracket CNC6135

86 Bracket CNC6791 87 Arm CNV4692 88 Arm CNV4693 89 Arm CNV4951 90 Cover CNM4875

- EXTERIOR SECTION PARTS LIST

(1) PARTS LIST

Mark No. Description Part No.

DEH-P645,P56,P545,46,445,41

91 Panel See Contrast table(2) 92 Screw IMS20P030FZK 93 CD Mechanism Module CXK5004 94 IC(IC201)

See Contrast table(2)

95 Transistor(Q951, 971) 2SD2396

96 Cord Assy

See Contrast table(2)

97 Lock Tie See Contrast table(2) 98 Connector(CN851) See Contrast table(2) 99 Spacer CNM5875

100 Clamper

See Contrast table(2)

Mark No. Description Part No.

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-P56/UC

6 Cord Assy CDE5208 CDE5210

25 Cap CNV2680(×2) CNV2680(×4) 26 Tuner Amp Unit CWM5620 CWM5625 38 Connector CKS3598(CN255) CKS3602(CN251) 43 Holder CNC7432 CNC7431

49 Remote Control Unit CXB1225 Not used 50 Cover CNS4139 Not used 51 Chassis Unit CXB1983 CXB1982 52 Detach Grille Assy CXB1994 CXB2000 68 Keyboard Unit CWM5634 CWM5636

69 LCD CAW1479 CAW1459 78 Grille Unit CXB1968 CXB1973 96 Cord Assy Not used CDE5184

* 97 Lock Tie Not used CNV-754

98 Connector(CN851) Not used CKS3597

100 Clamper Not used CEF1009

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-P545/UC

26 Tuner Amp Unit CWM5620 CWM5626 49 Remote Control Unit CXB1225 Not used 50 Cover CNS4139 Not used 52 Detach Grille Assy CXB1994 CXB2001 68 Keyboard Unit CWM5634 CWM5636

69 LCD CAW1479 CAW1459 78 Grille Unit CXB1968 CXB1974

(2) CONTRAST TABLE

DEH-P645/UC, DEH-P56/UC, DEH-P545/UC, DEH-46/UC, DEH-445/UC and DEH-41/UC are constructed

same except for the following:

DEH-P645,P56,P545,46,445,41

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-46/UC

6 Cord Assy CDE5208 CDE5210

25 Cap CNV2680(×2) CNV2680(×4) 26 Tuner Amp Unit CWM5620 CWM5627 36 Connector(CN101) CKS3408 Not used 38 Connector CKS3598(CN255) CKS3602(CN251)

43 Holder CNC7432 CNC7431 49 Remote Control Unit CXB1225 Not used 50 Cover CNS4139 Not used 51 Chassis Unit CXB1983 CXB1988 52 Detach Grille Assy CXB1994 CXB2003

68 Keyboard Unit CWM5634 CWM5640 78 Grille Unit CXB1968 CXB1976 91 Panel CNS4451 CNS4450 94 IC(IC201) TDA7386 TDA7384 96 Cord Assy Not used CDE5184

* 97 Lock Tie Not used CNV-754

98 Connector(CN851) Not used CKS3597

100 Clamper Not used CEF1009

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-445/UC

26 Tuner Amp Unit CWM5620 CWM5628 36 Connector(CN101) CKS3408 Not used 49 Remote Control Unit CXB1225 Not used 50 Cover CNS4139 Not used 51 Chassis Unit CXB1983 CXB1989

52 Detach Grille Assy CXB1994 CXB2004 68 Keyboard Unit CWM5634 CWM5640 78 Grille Unit CXB1968 CXB1977 91 Panel CNS4451 CNS4450 94 IC(IC201) TDA7386 TDA7384

Part No.

Mark No. Symbol and Description DEH-P645/UC DEH-41/UC

6 Cord Assy CDE5208 Not used

7 Cord Assy CDE5483 CDE5484 25 Cap CNV2680 Not used 26 Tuner Amp Unit CWM5620 CWM5629 36 Connector(CN101) CKS3408 Not used

38 Connector(CN255) CKS3598 Not used 43 Holder CNC7432 CNC7434 49 Remote Control Unit CXB1225 Not used 50 Cover CNS4139 Not used 51 Chassis Unit CXB1983 CXB1989

52 Detach Grille Assy CXB1994 CXB2005 68 Keyboard Unit CWM5634 CWM5640 78 Grille Unit CXB1968 CXB1978 91 Panel CNS4451 CNS4869 94 IC(IC201) TDA7386 TDA7384

DEH-P645,P56,P545,46,445,41

2.3 CD MECHANISM MODULE

Fig. 3

DEH-P645,P56,P545,46,445,41

- CD MECHANISM MODULE SECTION PARTS LIST

1 Control Unit CWX2224 2 Pickup Unit(Service) CXX1230 3 Screw IMS26P035FMC 4 Screw BMZ20P025FMC 5 Screw BMZ20P040FMC

6 Screw BSZ20P040FMC 7 Screw CBA1077 8 Screw CBA1250 9 Screw CBA1296

10 Screw CBA1362

11 Spring CBH1724 12 Spring CBH1729 13 Spring CBH1730 14 Spring CBH1731 15 Spring CBH1732

16 Spring CBH1745 17 Spring CBH1848 18 Spring CBH1849 19 Spring CBH1939 20 Spring CBL1214

21 Roller CLA2627 22 Frame CNC5796 23 Bracket CNC5871

* 24 Bracket CNC6376

25 Cushion CNM3917

26 Sheet CNM4873 27 ••••• 28 PCB CNP4230 29 Bearing CNR1415 30 Belt CNT1071

31 Damper CNV3974 32 Gear CNV4128 33 Gear CNV4129 34 Gear CNV4130 35 Gear CNV4131

36 Holder CNV4663 37 Holder CNV5071 38 Guide CNV4484 39 Screw Unit(S7) CXA8699 40 CRG Motor Unit(S7) CXA8986

41 Motor Unit CXA8912 42 Lever Unit CXA9300 43 Chassis Unit CXB2574 44 Screw JFZ20P025FMC 45 Connector(CN101) CKS1953

46 Connector(CN701) CKS2774 47 Connector(CN801) CKS2196 48 Spring CBH1832 49 Spring CBH1833 50 Roller CLA2627

51 Arm CNV4136 52 Arm Unit CXA8565 53 Bracket CNC6056 54 Load Motor Unit(S7) CXA8702 55 Screw JFZ20P025FMC

56 Arm CNV4120 57 Roller CNV4509 58 Gear Unit(S7) CXA8701 59 Screw CBA1296 60 Frame CNC5797

61 Damper CNV3974 62 Spring CBH1736 63 Spring CBH1863 64 Spring CBH1945 65 Spring CBL1269

66 Arm CNC5799 67 Lever CNC6054 68 Spacer CNM3315 69 Sheet CNM4849 70 Arm CNV5436

71 Arm CNV4123 72 Arm CNV4124 73 Arm CNV4125 74 Arm CNV4138 75 Arm CNV4139

76 Clamper CNV5308 77 Screw CBA1250 78 Connector(CN1) CDE4576 79 Arm CNC7383

* 80 Gathering PCB CNX2445

81 Photo-transistor(Q1, 2) CPT-230S-X 82 ELBO Arm Assy(S7) CXA8889 83 Load Motor Assy(S7) CXA8891 84 LO Arm Assy(S7) CXA8892 85 Shaft CLA3133

86 Guide Arm Assy(S7) CXB1850 87 Ball CNR1189

Mark No. Description Part No. Mark No. Description Part No.

D E

DEH-P645,P56,P545,46,445,41

1234

A-a A-b

A-a

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

A-a

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)

Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS

LIST”.

- DEH-P645/UC,DEH-P545/UC,DEH-445/UC,DEH-41/UC

DEH-P645,P56,P545,46,445,41

A-b

Fig. 4

D E

DEH-P645,P56,P545,46,445,41

1234

A-a

A-b

A-a

DEH-P645,P56,P545,46,445,41

A-a

A-b

A-a

Fig. 5

DEH-P645,P56,P545,46,445,41

234

A-a

A-b

DEH-P645,P56,P545,46,445,41

A-a

A-b

Fig. 6

DEH-P645,P56,P545,46,445,41

1234

A-a A-b

A-a

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

A-a

EBD

3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)

- DEH-P56/UC,DEH-46/UC

DEH-P645,P56,P545,46,445,41

A-b

Fig. 7

DEH-P645,P56,P545,46,445,41

234

A-a

A-b

A-a

DEH-P645,P56,P545,46,445,41

A-a

A-b

A-a

Fig. 8

DEH-P645,P56,P545,46,445,41

234

A-a

A-b

DEH-P645,P56,P545,46,445,41

A-a

A-b

Fig. 9

DEH-P645,P56,P545,46,445,41

234

3.3 CD MECHANISM MODULE(GUIDE PAGE)

A-a A-b

A-a

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

D-a

22/6R3

BA05SFP

CXA8912

CXA8986

CXA8702

DEH-P645,P56,P545,46,445,41

D-b

Fig. 10

DEH-P645,P56,P545,46,445,41

234

D-a

D-b

DEH-P645,P56,P545,46,445,41

22/6R3

BA05SFP

CXA8912

CXA8986

CXA8702

D-a

D-b

Fig. 11

DEH-P645,P56,P545,46,445,41

234

D-b

D-a

D-b

DEH-P645,P56,P545,46,445,41

D-b

D-a

D-b

Fig. 12

DEH-P645,P56,P545,46,445,41

- Waveforms

1 RFO 0.5V/div. 0.5µs/div.

Normal mode: play

1 CH1: RFO 1V/div. 2 CH2: MIRR 5V/div.

Test mode: Tracking open

0.5ms/div.

1 CH1: RFO 1V/div. 2 CH2: MIRR 5V/div.

Normal mode: The defect part

passes 800µm

0.5ms/div.

3 CH1: FIN 0.5V/div. 4 CH2: FO+ 2V/div.

Test mode: No disc, Focus close

0.2s/div.

3 CH1: FIN 0.5V/div. 5 CH2: FOK 2V/div.

Normal mode: Focus close

0.2s/div.

6 CH1: FEY 0.5V/div. 7 CH2: XSI 2V/div.

Normal mode: Focus close

1ms/div.

REFO

→

8 CH1: TEY 0.5V/div. 9 CH2: TIN 0.5V/div.

Test mode: 32 tracks jump (FWD)

0.5ms/div.

8 CH1: TEY 0.5V/div. 9 CH2: TIN 0.5V/div.

Test mode: Single jump (FWD)

0.5ms/div.

8 CH1: TEY 0.5V/div. 9 CH2: TIN 0.5V/div.

Test mode: 100 tracks jump (FWD)

5ms/div.

6 CH1: FEY 0.1V/div. 3 CH2: FIN 0.2V/div.

Normal mode: Play

20ms/div.

3 CH1: FIN 0.5V/div. 0 CH2: SIN 1V/div.

Normal mode: Focus close (12cm)

0.5s/div.

3 CH1: FIN 0.5V/div. 0 CH2: SIN 1V/div.

Normal mode: Focus close (8cm)

0.5s/div.

GND

→

GND

→

REFO

→

REFO

→

REFO

→

REFO

→

GND

→

REFO

→

REFO

→

GND

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

Note:1. The encircled numbers denote measuring pointes in the circuit diagram.

2. Reference voltage REFO:2.5V

+ 74 hidden pages