PIONEER DEH-66DH, DEH-46DH Service Manual

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. 253 Alexandra Road, #04-01, Singapore 159936

C PIONEER ELECTRONIC CORPORATION 1998

K-ZZD. NOV. 1998 Printed in Japan

ORDER NO.

CRT2301

SOURCE/ OFF

AUDIO

FUNC

P

654321

DISPBAND

HIGH POWER CD PLAYER WITH FM/AM TUNER

DEH-66DH UC

- 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.

CONTENTS

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

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

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

4. PCB CONNECTION DIAGRAM ................................32

5. ELECTRICAL PARTS LIST ........................................43

6. ADJUSTMENT..........................................................51

7. GENERAL INFORMATION .......................................58

7.1 PARTS .................................................................58

7.1.1 IC................................................................58

7.1.2 DISPLAY....................................................62

7.2 DIAGNOSIS ........................................................63

7.2.1 DISASSEMBLY .........................................63

7.2.2 TEST MODE..............................................64

7.3 BLOCK DIAGRAM ..............................................66

8. OPERATIONS AND SPECIFICATIONS.....................68

DEH-66DH

- 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 55).

DEH-46DH UC

2

DEH-66DH,46DH

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.

W

ARNING

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

1. SAFETY INFORMATION

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

25

23

5

3

2

26

22

27

1

30

11

- DEH-66DH

3

DEH-66DH,46DH

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.

- PACKING SECTION PARTS LIST

Mark No. Description Part No.

Mark No. Description Part No.

19

11

24

21

14

20

16

18

17

15

13

12

4

6

28

29

8

9

10

7

3

1-1 Owner's Manual CRD2869

(English, French)

1-2 Installation Manual CRD2870

(English, French)

1-3 Polyethylene Bag CEG1116

* 1-4 Warranty Card CRY1070
* 1-5 Label CRW1343
* 1-6 Caution Card CRP1158

2 Cord Assy CDE5885
3 Remote Control Assy CXB3488

4 Belt CZN6416
5 Detach Case Assy CXB3705
6 Holder Assy CZX3173
7 Screw Assy CZE3169

* 8 Screw RMZ30H060FBK

* 9 Hexagonal Wrench CZE3176
* 10 Polyethylene Bag CEG-127

11 Accessory Assy CEA2006
12 Screw BSZ30P050FMC
13 Nut CBN1012

* 14 Polyethylene Bag CEG1101

15 Spacer CLA2598
16 Bracket CNC6767
17 Bracket CNC5506
18 Bracket CNC5507

19 Bracket CNC5686
20 Bracket CNC5687
21 Bolt Unit CXA7960
22 Cover CEG1228
23 Carton CHG3678

24 Bolt Unit CXA7961
25 Contain Box CHL3678
26 Protector CHP2113
27 Protector CHP2114
28 Holder Assy CZX3172

29 Remote Control Assy CZX3231
30 Battery CEX1030

4

DEH-66DH,46DH

- DEH-46DH

25

23

5

2

26

22

27

1

11

19

11

24

21

14

20

16

18

17

15

13

12

5

DEH-66DH,46DH

- PACKING SECTION PARTS LIST

Mark No. Description Part No.

* 1-1 Card ARY1048

1-2 Owner's Manual CRD2871

(English, French)

1-3 Installation Manual CRD2872

(English, French)

1-4 Polyethylene Bag CEG1116

2 Cord Assy CDE5885

3,4 •••••

5 Detach Case Assy CXB3705

6-10 •••••

11 Accessory Assy CEA2006
12 Screw BSZ30P050FMC
13 Nut CBN1012

* 14 Polyethylene Bag CEG1101

15 Spacer CLA2598

16 Bracket CNC6767
17 Bracket CNC5506
18 Bracket CNC5507
19 Bracket CNC5686
20 Bracket CNC5687

21 Bolt Unit CXA7960
22 Cover CEG1228
23 Carton CHG3677
24 Bolt Unit CXA7961
25 Contain Box CHL3677

26 Protector CHP2113
27 Protector CHP2114

6

DEH-66DH,46DH

2.2 EXTERIOR

- DEH-66DH

7

DEH-66DH,46DH

1 Screw BSZ26P060FMC
2 Screw BSZ26P080FMC
3 Screw BSZ30P050FMC
4 Screw BSZ30P200FMC
5 Cord Assy CDE5885

6 •••••
7 Fuse(10A) CEK1136
8 Cap CNS1472
9 Resistor RS1/2PMF102J

10 Cord Assy CDE5997

11 Cable CDE5269
12 •••••
13 Case CNB2468
14 Holder CNC7005
15 Insulator CNM5076

16 •••••
17 Tuner Amp Unit CWM6381
18 Screw BPZ26P100FMC
19 Screw BSZ26P160FMC
20 Pin Jack(CN251) CKB1031

21 Terminal(CN504) CKF1059
22 Plug(CN901) CKM1304
23 Connector(CN651) CKS2255
24 •••••
25 Connector(CN801) CKS3581

26 •••••
27 Antenna Jack(CN503) CKX1056
28 Holder CNC5013
29 Holder CNC8021
30 Holder CNC8278

31 Holder CNC6892
32 Holder CNC7197
33 Holder CNC6889
34 Holder CNC7001
35 Insulator CNM4684

36 Heat Sink CNR1435
37 FM/AM Tuner Unit CWE1417
38 Holder CNC6555
39 Detach Alarm Unit CWM5291
40 Plug(CN852) CKS1617

41 Connector(CN851) CKS3585
42 Holder CNC6912
43 Detach Grille Assy CXB3730
44 Screw BPZ20P100FZK
45 Button CAC5947

46 Button(FUNC) CAC4887
47 Button(SOURCE) CAC4888
48 Button(AUDIO) CAC4889
49 Button(LOUD,CLOCK) CAC4893
50 Button(DETACH) CAC5951

51 Button(+) CAC5945
52 Button(EJECT) CAC5948
53 Button(1,2,3,DISP) CAC5949
54 Button(4,5,6) CAC5950
55 Button(-) CAC5946

56 Keyboard Unit CWX2091
57 LCD CAW1390
58 EL CEL1488
59 Connector(CN1901) CKS3580
60 Holder CNC7198

61 Holder CNV4772
62 Connector CNV4791
63 Grille Unit CXB3512
64 Cover Unit CXB3513
65 Button CAC5180

66 Spring CBH1834
67 Spring CBH1835
68 Spring CBH1996
69 Bracket CNC6135
70 Bracket CNC6791

71 Arm CNV4692
72 Arm CNV4693
73 Arm CNV4951
74 Panel Unit CXB3507
75 Cover CNM4875

76 Screw IMS20P040FZK
77 Chassis Unit CXA9714
78 Chassis Unit CXA9718
79 Detach Case Assy CXB3705
80 Remote Control Assy CZX3231

81 Cover CZN6410
82 CD Mechanism Module CXK5005
83 Screw ISS26P060FZK
84 Transistor(Q971) 2SD2396
85 IC(IC201) PAL005A

86 Screw ISS26P060FMC
87 LED(D851) BR4361F
88 Bush CNV-724
89 Holder CNC8190
90 Spacer CNM5385

* 91 Cushion CNM5316
* 92 Cushion CNM5315
* 93 Cushion CNM6297

94 Spacer CNM4154

- EXTERIOR SECTION PARTS LIST

Mark No. Description Part No.

Mark No. Description Part No.

8

DEH-66DH,46DH

- DEH-46DH

9

DEH-66DH,46DH

1 Screw BSZ26P060FMC
2 Screw BSZ26P080FMC
3 Screw BSZ30P050FMC
4 Screw BSZ30P200FMC
5 Cord Assy CDE5885

6 •••••
7 Fuse(10A) CEK1136
8 Cap CNS1472
9 Resistor RS1/2PMF102J

10 •••••

11 Cable CDE5269
12 •••••
13 Case CNB2468
14 Holder CNC7005
15 Insulator CNM5076

16 •••••
17 Tuner Amp Unit CWM6382
18 Screw BPZ26P100FMC
19 Screw BSZ26P160FMC
20 Pin Jack(CN251) CKB1032

21 Terminal(CN504) CKF1059
22 Plug(CN901) CKM1304
23 Connector(CN651) CKS2255
24 •••••
25 Connector(CN801) CKS3581

26 •••••
27 Antenna Jack(CN503) CKX1056
28 Holder CNC5013
29 Holder CNC8021
30 Holder CNC8278

31 Holder CNC6893
32 Holder CNC7199
33 Holder CNC6889
34 Holder CNC7001
35 Insulator CNM4684

36 Heat Sink CNR1435
37 FM/AM Tuner Unit CWE1417
38 Holder CNC6555

39-42 •••••

43 Detach Grille Assy CXB3731

44 Screw BPZ20P100FZK
45 Button CAC5947
46 Button(FUNC) CAC4887
47 Button(SOURCE) CAC4888
48 Button(AUDIO) CAC4889

49 Button(LOUD,CLOCK) CAC4893
50 Button(DETACH) CAC5951
51 Button(+) CAC5945
52 Button(EJECT) CAC5948
53 Button(1,2,3,DISP) CAC5949

54 Button(4,5,6) CAC5950
55 Button(-) CAC5946
56 Keyboard Unit CWX2091
57 LCD CAW1390
58 EL CEL1488

59 Connector(CN1901) CKS3580
60 Holder CNC7198
61 Holder CNV4772
62 Connector CNV4791
63 Grille Unit CXB3511

64 Cover Unit CXB3513
65 Button CAC5180
66 Spring CBH1834
67 Spring CBH1835
68 Spring CBH1996

69 Bracket CNC6135
70 Bracket CNC6791
71 Arm CNV4692
72 Arm CNV4693
73 Arm CNV4951

74 Panel Unit CXB3507
75 Cover CNM4875
76 Screw IMS20P040FZK
77 Chassis Unit CXA9715
78 Chassis Unit CXA9718

79 Detach Case Assy CXB3705

80,81 •••••

82 CD Mechanism Module CXK5005
83 Screw ISS26P060FZK
84 Transistor(Q971) 2SD2396

85 IC(IC201) PAL005A
86 Screw ISS26P060FMC

87,88 •••••

89 Holder CNC8190
90 Spacer CNM5385

* 91 Cushion CNM5316
* 92 Cushion CNM5315
* 93 Cushion CNM6297

94 Spacer CNM4154

- EXTERIOR SECTION PARTS LIST

Mark No. Description Part No.

Mark No. Description Part No.

10

DEH-66DH,46DH

2.3 CD MECHANISM MODULE

11

DEH-66DH,46DH

- CD MECHANISM MODULE SECTION PARTS LIST

1 Control Unit CWX2268
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 CNV5789
33 Gear CNV5820
34 Gear CNV4857
35 Gear CNV5821

36 Holder CNV4663
37 Holder CNV5071
38 Guide CNV5823
39 Screw Unit(S7) CXA8699
40 CRG Motor Unit(S7)(M2) CXB3043

41 Motor Unit(M1) 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)(M3) CXA8702
55 Screw JFZ20P025FMC

56 Arm CNV4120
57 Roller CNV4509
58 Gear Unit(S7) CXA8701
59 Screw CBA1455
60 Frame CNC5797

61 Damper CNV3974
62 Spring CBH1736
63 Spring CBH1863
64 Spring CBH1945
65 Spring CBL1326

66 Arm CNC8364
67 Lever CNC6054
68 Spacer CNM3315
69 Sheet CNM4849
70 Arm CNV5031

71 Arm CNV4123
72 Arm CNV4124
73 Arm CNV4125
74 Arm CNV4138
75 Arm CNV5032

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 Elbow 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.

12

DEH-66DH,46DH

A

1

234

B

C

D

12

34

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”.

A-a A-b

A-aA-a

A-b A-b

A-b A-b

A-a A-a

Large size

SCH diagram

Guide page

Detailed page

A

C

A-a

DEH-66DH

DEH-66DH
DEH-46DH

TUNER AMP UNIT

A

D E

B

C

13

DEH-66DH,46DH

5

6

7

8

A

B

C

D

5

6

7

8

A-b

F

A

DEH-66DH

DEH-66DH

F

PAL005A

600µH

DEH-66DH

14

DEH-66DH,46DH

A

1

234

B

C

D

12

34

DEH-66DH

DEH-46DH

DEH-66DH

A

TUNER AMP UNIT

D

A-a

A-a

A-b

15

DEH-66DH,46DH

5

6

7

8

A

B

C

D

5

6

7

8

B

C

A-a

A-a

A-b

16

DEH-66DH,46DH

A

1

234

B

C

D

12

34

DEH-66DH

PAL005A

D E

A-a

A-b

A-b

17

DEH-66DH,46DH

5

6

7

8

A

B

C

D

5

6

7

8

PD4723B

DEH-66DH

F

DEH-66DH

600µH

A-b

A-a

A-b

18

DEH-66DH,46DH

A

1

234

B

C

D

12

34

B

3

1

2

FM/AM TUNER UN

D1D2 RD39JSRD39JS

R1

R2

2R2M

2R2M

D6 MA157

3.2 FM/AM TUNER UNIT

B

19

DEH-66DH,46DH

5

6

7

8

A

B

C

D

5

6

7

8

IFC

B

A

20

DEH-66DH,46DH

A

1

234

B

C

D

12

34

A

C

3.3 KEYBOARD UNIT

21

DEH-66DH,46DH

5

6

7

8

A

B

C

D

5

6

7

8

C

CSS1449

C

22

DEH-66DH,46DH

A

1

234

B

C

D

12

34

3.4 CD MECHANISM MODULE(GUIDE PAGE)

A-a A-b

A-aA-a

A-b A-b

A-b A-b

A-a A-a

Large size

SCH diagram

Guide page

Detailed page

E-a

22/6R3

BA05SFP

CXA8912

CXB3043

CXA8702

E

D

D

E

23

DEH-66DH,46DH

5

6

7

8

A

B

C

D

5

6

7

8

E-b

A

CN651

E