Pioneer KEHP-2033-R, KEHP-2030-R Service 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 2002

K-ZZS. NOV. 2002 Printed in Japan

ORDER NO.

CRT2979

MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER

KEH-P2033RXM/EW

BANDBAND

BASS/TREBLE BOOSTERBASS/TREBLE BOOSTER

3

6

2

5

1

4

KEH-P2033R

KEH-P2033R/XM/EW

KEH-P2030R

XM/EW

For details, refer to "Important symbols for good services".

- This service manual does not describe the CD test mode.

For the operations in the CD test mode, refer to the CD player's Service manual.

CONTENTS

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

1. SPECIFICATIONS........................................................3

2. EXPLODED VIEWS AND PARTS LIST.......................4

2.1 PACKING...............................................................4

2.2 EXTERIOR .............................................................6

2.3 CASSETTE MECHANISM ....................................8

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...10

3.1 BLOCK DIAGRAM ..............................................10

3.2 OVERALL CONNECTION DIAGRAM.................12

3.3 KEYBOARD UNIT ...............................................14

3.4 CASSETTE MECHANISM ..................................16

4. PCB CONNECTION DIAGRAM ................................18

4.1 TUNER AMP UNIT .............................................18

4.2 KEYBOARD UNIT ..............................................22

4.3 CASSETTE MECHANISM ..................................24

5. ELECTRICAL PARTS LIST ........................................25

6. ADJUSTMENT..........................................................27

7. GENERAL INFORMATION .......................................28

7.1 DIAGNOSIS ........................................................28

7.1.1 DISASSEMBLY .........................................28

7.1.2 CONNECTOR FUNCTION DESCRIPTION ...29

7.2 PARTS .................................................................30

7.2.1 IC................................................................30

7.2.2 DISPLAY....................................................34

7.3 OPERATIONAL FLOW CHART ...........................35

7.4 CLEANING ..........................................................36

8. OPERATIONS ...........................................................37

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KEH-P2033R/XM/EW

[ 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.

SAFETY INFORMATION

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.

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KEH-P2033R/XM/EW

1. SPECIFICATIONS

Backup current....................Less than 3mA

4.76cm/sec. (+0.14cm/sec., -0.05cm/sec.)

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KEH-P2033R/XM/EW

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

11

8

10

13

14

12

7

4

1

3

2

5

6

9

5

5

6

7

8

F

E

D

C

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A

5

6

7

8

KEH-P2033R/XM/EW

1 Accessory Assy CEA3094
2 Screw CBA1002
3 Fixing Screw(M2x4) CBA1488
4 Handle CNC5395
5 Bush CNV3930

* 6 Polyethylene Bag E36-615
* 7-1 Passport CRY1013
* 7-2 Warranty Card CRY1157

7-3 Owner’s Manual CZR2959
7-4 Owner’s Manual CZR2960

7-5 Installation Manual CZR2961

8 Case Assy CXB3520

9 Cord Assy CZD2977
10 Polyethylene Bag CZE2903
11 Protector CZH5592

12 Protector CZH5591
13 Carton(KEH-P2033R) CZH6601

Carton(KEH-P2030R) CZH5599

14

Contain Box(KEH-P2033R) CZH6602
Contain Box(KEH-P2030R) CZH5600

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

- PACKING SECTION PARTS LIST

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.)

- Owner's Manual, Installation Manual

Model Part No. Language
KEH-P2030R/XM/EW CZR2959 English, Spanish, German
KEH-P2033R/XM/EW CZR2960 French, Italian, Dutch

CZR2961 English, Spanish, German, French, Italian, Dutch

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KEH-P2033R/XM/EW

2.2 EXTERIOR

7

5

6

7

8

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5

6

7

8

KEH-P2033R/XM/EW

1 Screw BSZ26P060FMC
2 Button CAC4836
3 Door

See Contrast table(2)

4 Spring CBH1834
5 Spring CBH1835

6 Spring CBH1996
7 Bracket CNC6135
8 Bracket CNC6791
9 Arm CNV4692

10 Arm CNV4693

11 Arm CNV4728
12 Spring CZB2982
13 Cord Assy CZD2977
14 Plate CZN6730
15 Case CZN6739

16 Panel

See Contrast table(2)

17 Insulator CZN6836
18 Chassis

See Contrast table(2)

19 Tuner Amp Unit CZW5540
20 Screw BPZ26P100FZK

21 Screw BSZ26P100FMC
22 Fuse(10A) CEK1208
23 FM/AM Tuner Unit CWE1562
24 Holder CNC8815
25 Pin Jack(CN350) CKB1041

26 Connector(CN400) CKS3408
27 Connector(CN800) CKS3581
28 Antenna Jack(CN100) CKX1056
29 Connector(CN200) CZK2945
30 Connector(CN250) CZK2946

31 Connector(CN600) CZK2951
32 Connector(CN101) CZK2954
33 Rear Chassis CZN6834
34 Heat Sink CZN6835
35 Keyboard Unit

See Contrast table(2)

36 Connector(CN900) CKS3580
37 LCD(LCD900) CZA5579
38 Holder CZN6743
39 Connector CZN6745
40 Light Plate CZN6760

41 Lighting Conductor CZN6846
42 Rubber CZN6847
43 Sheet CZN6848
44 Screw BMZ26P040FMC
45 Bracket CZN6738

46 Mechanism CZX5514
47 Detach Grille Assy

See Contrast table(2)

48 Screw BPZ20P100FZK
49 Button(DETACH)

See Contrast table(2)

50 Button(FF) CZA5529

51 Button(REW) CZA5530
52 Button(EJECT) CZA5531
53 Button(SOURCE) CZA5566
54 Button(BTB) CZA5565
55 Button(1-6) CZA5564

56 Button(VOL) CZA5563
57 Spring CZB2976
58 Spring CZB2977
59 Cover

See Contrast table(2)

60 Screw IMS20P030FZK

61 Screw ISS26P055FUC
62 Transistor(Q604) 2SD2396
63 IC(IC500) TDA7384

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

(1) EXTERIOR SECTION PARTS LIST

Part No.

Mark No. Symbol and Description KEH-P2033R/XM/EW KEH-P2030R/XM/EW

3 Door CAT2108 CAT2456
16 Panel CZN6757 CZN6867
18 Chassis CZN6856 CZN6855
35 Keyboard Unit CZW5544 CZW5543
47 Detach Grille Assy CZX5552 CZX5551

49 Button(DETACH) CAC5929 CAC7870
59 Cover CZN6754 CZN6753

(2) CONTRAST TABLE

KEH-P2033R/XM/EW and KEH-P2030R/XM/EW are constructed the same except for the following:

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KEH-P2033R/XM/EW

2.3 CASSETTE MECHANISM

9

5

6

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5

6

7

8

KEH-P2033R/XM/EW

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

- CASSETTE MECHANISM SECTION PARTS LIST

1 Washer 1-0036-5024
2 Roller 1-0363-3018
3 Spring 1-0036-4011
4 Head(HD1) 1-0036-7123
5 Screw 1-0138-5002

6 Screw 2-1012-0040-C2
7 Plate 1-0036-1015
8 Spring 1-0036-4010
9 Arm 10138-2005-3

10 Shim 1-0138-1006

11 Pinch Arm (F) Assy 1-0036-6014
12 Spring 1-0363-4003
13 Screw 2-1032-0070-C2
14 Tape Guide 1-0038-2018
15 Link 1-0363-2006

16 Pinch Arm (R) Assy 1-0036-6013
17 Spring 1-0363-4004
18 Motor Assy (M1) X-0363-7006
19 Power Switch (S1) 1-0363-7005
20 Mute Switch (S2) 1-0363-7001

21 Screw 213317040-C2
22 Screw 2-1032-0025-C2
23 Arm Assy X-0363-6003
24 Slide Switch (S3) 1-0363-7002
25 SW PWB 1-0363-7008

26 Belt 1-0036-5018
27 Screw 213820030-C2
28 Belt 1-0036-5004

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KEH-P2033R/XM/EW

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

CASSETTE MECHANISM

IC 3

VCC

VCC

IC 2 FM MPX

IC 1

MIXER,IF,AMP,DET.

LDET

Lch

22

AM ANT

FM ANT

LOCL

LOCH

CK

ATT

10

6

18

28 27 25 23

CREQ

DI/DO

CE2

19 14 12

CE1

SDBWSLFMSD

NL1

NL2

STIND

COMP

15 16 218234113

AM RF

ATT

ANT ADJ

FM RF

T51,Q51

CF51,CF52,CF53

FM/AM 1ST IF 10.7MHz

MPXREF 41kHz

AMDET

IMG ADJ

RF ADJ

AM 2ND IF

450kHz

CF202

EEPROM

X901

10.25MHz

B.U5V

Q150

12

Q101

COM9V

8

20

61

23

15

11

12

1

2

RDS DECODER

Q100

B.U5V

IC150

PM4009A

IC200

BA4560F

EQ-AMP

5

11

24

CN100

ANT.

37

TUNER AMP UNIT

FM/AM TUNER UNIT

A

8

7

6

5

2

1

1

3

8

7

6

2

1

5

SWITCH PCB

M1

MOTOR ASSY

M

S1

TAPE/TUN

S2

MUTE

HD1
HEAD

1

3

Q250

Q251

LCH

MOTOR+

CN250

CN200

B.U14V

28

C

7

11

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

CN400

BU

1

3

CN350

GND

LCH

Q351

Q350

Q500

45

TAPE IN

LDET

61

LOCL

23

NL2

Q130

22

MUTE

VCC1

VCC2

4

15

FL-

ACC

CN600

5

6

7

1

FL+

RL+

RL-

GND

16

ILL14V

89

11

TUNPDI

12

TUNPDO

45

PEE

Q603

Q602

B.U5V

Q501

B.U5V

Q606

Q607

Q604

COM9V

IC2

PST3434UL

RESET

B.U5V

1

2

IC600

TPD1018F

1

11

5

B.REM

Q600

Q601

10

6

56 57 58 60

5

54

69

70

66

55

65

Q800

B.U5V

2

8

CN800

DGND

ILLGND

MUTE

SYSPW

X2

X1

BSENS

B.REM

ASENS

TX

RX

ASENB0

RESET

3

SW5V

7

1

6

39

SWVDD

KEYBOARD UNIT

Q605

IC1

000974500

SYSTEM CONTROLLER

Q400

Q401

B.U14V

IC300

PML010A

ELECTRONIC VOLUME

18711

BUS +

BUS -

SWDB

BUSL +

IC400

HA12187FP

65

5

12

6

5

2

4

37

IN4-L

IN4+L

IN1L

IN3L

FM/AM

11

10

OUT_RL

OUT_FL

BUSL -

IC500

TDA7384

POWER AMP

15

IN3 RL

11

IN1 FL

4

STB

IP-BUS
DRIVER

7

9

17

19

IC900

PD6340A

CN900

8

56

VDD

22

23

XO

XI

LCD

KEY MATRIX

B

MOTOR

53

FFREW

48

28

TMUTE

IP BUS

REAR OUT

12

1R8KR253

33

R204

2PB709A

Q400

100/10

C207

1SS133

D802

470P

C210

C200

15K

R209

11ES2

D250

1/4W

3R3

R250

R1

C400

47K

R200

GND3

22K

R403

820

R401

62

R407

1SS133

D804

47K

R416

47K

R201

1K

R414

R001

C401

1SS133

D200

1K

R413

GND1

10

R212

2R2KR800

1SS133

D800

1SS133

D801

560K

R207

R01

C209

GND1

47K

R803

1R8KR252

10K

R251

2R2KR409

22P

C201

100P

C205

GND1

2R2K

R802

R001

C202

4R7K

1SS133

D805

2R2uH

L400

R001

C203

1SS133

D803

47K

R415

1K

R412

33

R205

2R2K

R801

22P

100

R408

100

R406

1KR404

22K

R402

1K

R211

1K

R210

2SA1706Q250

5

6

8

7

DTC114EK

Q401

DTC114EK

Q251

100

R202

100

R203

1KR405

820

R400

1

OUT1

2

IN-1

3

IN+1

4

GND

IN+2

IN-2

VCC

OUT2

20

+

9

321

456

1

2

3

456

2R7K

R132

47KR106

22K

R134

47KR113

4R7uH

L100

22K

R135

1uHL102

680R107

680R103

1R6K

R130

47KR121

470KR115

R0022

C131

47KR102

330PC110

1R6K

R131

2R2KR101

680R118

R022

C102

2R7K

R133

R01

C133

680R109

2R2K

R100

1uHL101

R001

C101

2R2/50

C135

R047C106

GND4

4R7KR108

10K

R111

47KR119

680R105

R01

C132

R0022

C130

680R112

Q150

R0047C105

2R2/50

C134

R022

C100

R0015C109

47KR104

R0047C108

47KR120

15K

R117

R01C103

2PD601A

Q101

39KR110

1KR114

1

STIND2FMSD3NL14NL25R6L7WC8SDBW

10

VDD11DGND

12

CE213SL14DI/DO15CK16CE117NC1718LDET19CREQ

21

COMP22VCC23LOCH24FMLOCL

25

LOCL26RFGND

27

FMANT

28

AMANT

680R116

100/10C107

100/10

C104

47KR157

ET100

IMH3A

Q130

R01C112

DSP-201M-A11F

DSP100

LOCL

LOCH

CREQ

TUCE1

TUDT

SL

NL1

TUCK

DRST

TMUTE

STIND

FMSD

TU-RCH

TUCE2

TU-LCH

"CN101"

1

VDD-D2TRESET3HSRDS4CLOCK5DATA6RDS7HSRDS28HSRESET9D-SUB10D-GND11XI12XO

13

TPIN314TPIN2

15

RESET

16

A-GND

17

A-SUB

18

VREF

19

REF

20

MPX_IN

21

TESTMODE

22

MODECK

23

TPIN1

24

VDD-A

27PC154

GND6

R1

C153

R1

C151

1KR150

1KR155

10uHL150

470PC158

680R154

27P

C155

1KR152

2R2MR156

22/16

C152

470PC157

22/16

C150

DTA124EK

100uH

L151

680R153

1KR151

R1C156

3.648MHz

X150

RDS57K

RDSLK

RDT

RCK

FM/AM

LDET

GND4

C-LCH

B-RCH+

B-LCH+

ASENBO

B-RCH-

B-LCH-

C-RCH

IPPW

TX

RX

GND3

GND2

GND1

MOTOR+

MOTOR-

N/R

FFREW

TAPE_IN

AGND

RCH

LCH

GND

S2

ROUT

S1

BUS-

BUS+

VCC

STB

BUSL-

BUSR-

BUSR+

BUSL+

SWDB

BUS-

BUS+

DSENS

DGND

SW5V

NC

KYDT

DPDT

ILL+B

ILLGND

2

3

4

5

8

6

7

1

9

11

10

+

+

+

15K

R208

R01

C212

10KR213

100/6R3

C206

22K

R410

100K

R254

10/16

C211

100P

C204

R01

C208

10K

R214

33/10

C213

100K

R255

R411

560K

R206

100K

R256

1

2

3

4

56 87

1

1C309

R22C306

10P

C313

C307

R1C301

R22C305

10P

C315

R22C303

R22C304

10PC316+10PC314

4R7uH

L300

1C308

1C310

1K

R2

1KR16

1K

R1

4R7

C311

4R7C312

1234567891011121314

1516171819202122232425262728

10/16

C302

47/16

C300

12345678910111213141516171819

20

TMUTE

B-RCH-

B-RCH+

C-RCH

TU-RCH

TU-LCH

C-LCH

B-LCH+

B-LCH-

VCK

MUTE

KYDT

DPDT

TUDT

TUCK

TUCE1

VST

VDT

VCK

VREF

IN1L

AGND

IN2L

IN3L

IN4+L

IN4-L

LOUDOUT_L

SVIN_L

OUT_FL

OUT_RLNCDGND

CLK

LOUDOUT_R

SVIN_R

OUT_FR

AGND

VCC

IN2R

IN4+R

IN4-R

IN3R

IN1R

NC

STB

DATA

OUT_RR

61

R1

C801

2R2K

R805

GND2

10uHL800

22K

R806

1/4W

4R7

R804

2PB709A

Q800

R1

C800

2R2K

R807

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41424344454647484950525354555657585960

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

LOCL

LOCL

LOCH

LOCH

CREQ

CREQ

TUCE2

TUCE2

SDBW

SDBW

NL2

NL2

STIND

680

R3

680

R4

DRST

DRST

RDSLK

RDSLK

PEE

PEE

RDS57K

RDS57K

TX

RX

FFREW

FFREW

NC(RECEIVE)

TX

RX

RCK

RDT

NL1

NC

XT2

TMUTE

TAPE

FFREW

F/R

MOTOR

FMSD

FM/AM

SWVDD

F/R

MOTOR

SYSPW

B.REM

ASENBO

IPPW

SWVDD

ILL+B

DSENS

KYDT

DPDT

TAPE

NC(ADPW)

AVSS

MUTE

AVREF1

KYDT

DPDT

TUNPDI

TUNPDO

TUNPCK

TUNPCE

VST

VDT

VCK

SD

ST

VSS1

FM/AM

SWVDD

TAPE_IN

NC(PCL)

F/R

MOTOR

SYSPW

B.REM

ASENBO

IPPW

RESET

LDET

DSENS

ASENS

BSENS

VDD1

X2

X1

IC

XT1(TEST)

VDDO

AVREFO

SL

51

+

GND5

2PD601A

Q100

GND1

SDBW

NL2

R01C5

+

GND2

"AR100"

+

+

+

+

GND1

+

FM -27.5dBs
AM -27.5dBs
TAPE-7dBs

PML010AIC300

FM -23dBs
AM -23dBs

TU100

TUNER AMP UNIT

FM/AM TUNER UNIT

ANT

CN100

RDS

PM4009A

IC150

BA4560F

IC200

EQ-AMP

CN200

CASSETTE MECHANISM

CN250

CN400

IP BUS

CN900

CN800

KEYBOARD UNIT

ASENBO

SYSTEM CONTROLLER

000974500IC1

HA12187FP

IC400

BUS

231

8

7

6

5

4

3

2

1

1

2

3

4

5

6

7

8

1

2

3

1

2

3

4

5

6

7

8

1

2

3

5

6

7

8

9

10

11

4

7

6

5

4

1

3

2

8

2

1

3

B

C

A

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

3.2 OVERALL CONNECTION DIAGRAM

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

LIST”.

A

13

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

A

+

VDT

VST

10P

C313

10P

C315

10PC316

100R305

100R302

100R303

10PC314

100R304

10/16

C3

R1

C2

91011121314

151617181920

1

2

4R7K

R300

R01

C318

4R7K

R301

R01

C317

PEE

VCK

SVIN_L

OUT_FL

OUT_RLNCDGND

CLK

SVIN_R

OUT_FR

NC

STB

DATA

OUT_RR

61

+

47K

R8

1K

R6

GND3

47K

R5

D2

R9 100K

2R2/50

C4

6.29MHz

X1

1SS355

D1

1

VOUT

2

VDD

3

NC

4

VSS

59

60

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

2R2KR7

TX

RX

RCK

RDT

NL1

NC

XT2

MUTE

IPPW

IPPW

RESET

LDET

DSENS

ASENS

BSENS

VDD1

X2

X1

IC

XT1(TEST)

VDDO

AVREFO

SL

HZS7L(A1)

D603

R604

R001

C602

100KR603

47K

R606

11ES2

D605

22K

R605

11ES2D604

R047

C604

12345

GND

GND

GND

OUT

VCC

GND

56113

1

87104

9

16

15

14 13

12

2

+

R47

C502

R47

C500

1R5K

R611

1K

R1

C603

2SD2396

Q604

10K

R607

2PD601A

Q601

2R2uH

L1

10K

R614

R01

C611

22K

R613

1R2K

R609

47K

R602

HZS9L(A2)

D609

R610

2PD601A

Q605

D608

1R8K

R616

1R8K

R615

100/10

C612

10K

R612

100P

C1

689107

2SA2112

Q606

DTC114EK

Q607

GND1

FL

B.REM

FR

RR

FL

RL

ASENS

ILL+B

IN

GND

GND

GND

DIAG

+

+

+

220

R503

R47

C501

10K

R501

R1

C512

GND2

2R2/50C351

2R2

C510

R47

C503

15K

R502

IMD2AQ501

1

2

3

4

5

6

2R2

C509

R47

C505

DTC124EK

Q500

33/10

C511

820

R351

R47

C507

DAN202U

D500

10/16

C508

2R2/50C350

R47

C506

100

R504

DTA124EK

Q351

R47

C504

R1

C513

10K

R500

3

2

16

5

4

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

820R350

1R5K

R505

RCK

RDT

NL1

GND1

RL

RR

FR

SYSPW

ASENS

BSENS

SL

LDET

+

R0022

C352

R0022

C353

47K

R353

47K

R352

321

456

GND1

IMH3A

Q350

1

2

3

456

RCH

GND

LCH

+

+

+

22K

R608

R01

C607

R01

C606

11ES2

D606

47/16

C605

470/16C608

GND1

2PD601A

Q603

HZS6L(B2)

D607

R01C610

270

HZS9L(B3)

100/10C609

R001

C516

R001

C517

R001

C518

R001

C519

R001

C520

R001

C521

R001

C522

R001

C523

2SB1181F5

Q602

RL+

FL+

FL-

RL-

FR+

FR-

RR-

RR+

+

11ES2

D600

100KR600

3300/16

C600

11ES2

D601

HZS7L(C2)

D602

2PD601A

Q600

47K

R601

GND1

R1

C601

BSENS

CEK1208
10A

L600

FR-

FR+

FL-

FL+

RL+

RL-

RR+

RR-

FR-

FR+

FL-

FL+

RL+

RL-

RR+

RR-

ACC

B_REM

BU

600uH

DSENS

!

NOTE :

Decimal points for resistor
and capacitor fixed values
are expressed as :

2.2 2R2

0.022 R022

←

←

The > mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.

FM -2.5dBs
AM -2.5dBs
TAPE 0dBs

RESET

PST3434ULIC2

ELECTRONIC
VOLUME

B.REM

CN600

DC_CONNECTOR

ASENSE

BSENSE

TPD1018F

IC600

SW14V

COM9V

BU5V

POWER AMP

CN350

REAR OUT

FM -3dBs
AM -3dBs
TAPE-0.5dBs

TDA7384IC500

123456789

10 11 12 13 14 15 16 17 18

1

2

3

MUTE

14

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

GND9

KEYBOARD UNIT

PD6340A

IC900

123456789

10111213141516

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

2R2

C901R1C900

47K

R903

470

RN901

470

RN900

4.97MHz

X900

LCD900 CZA5579

151015202530354042

SEG38

SEG37

SEG36

SEG35

SEG34

SEG33

SEG32

SEG31

SEG29

SEG28

SEG30

SEG22

SEG27

SEG25

SEG24

SEG23

SEG21

SEG26

SEG20

SEG19

SEG18

SEG17

SEG16

SEG14

SEG15

SEG13

SEG7

SEG9

SEG12

SEG8

SEG10

SEG11

SEG6

SEG5

SEG4

SEG3

SEG1

SEG2

COM3

COM0

COM2

COM1

KDT1

KDT0

KST0

KST1

KST2

KST3

COM0

COM1

COM3

SEG2

SEG1

SEG4

SEG3

SEG12

SEG6

SEG11

SEG5

SEG9

SEG10

SEG8

SEG7

SEG28

SEG20

SEG14

SEG27

SEG21

SEG25

SEG26

SEG24

SEG23

SEG13

SEG22

SEG17

SEG18

SEG16

SEG15

SEG34

SEG30

SEG31

SEG32

SEG33

SEG35

SEG37

SEG29

SEG36

SEG38

COM2

SEG19

SEG4

SEG3

SEG2

SEG1

SEG0

COM3

COM2

COM1

COM0

LCDB

KST3

KST2

KST1

KST0

KDT0

KDT1

REM

DPDT

RST

KYDT

MODA

XO

XI

VSS

KDT2

KDT3

NC

SEG37

SEG39

SEG38

SEG36

KST4

SEG35

SEG34

SEG33

SEG32

SEG31

SEG30

SEG29

SEG28

SEG27

SEG26

SEG25

SEG24

SEG23

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG14

SEG13

VDD

SEG12

SEG11

SEG10

SEG9

SEG8

SEG7

SEG6

SEG5

B

3.3 KEYBOARD UNIT

B

15

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

B

GND8

CN800

A

14V 65mA

10R900

2R2KR902

2R2KR901

HZM6R2ZWA

D900

SW927

SW903

SW919

SW923

SW914

SW902

SW921

SW910

SW912

SW901

SW918

SW900

SW926

SW928

SW929

SW920SW907

SW916

SW905

SW924

SW931

SW922

SW917

SW909

SW904

SW915

SW925

SW911

SW906 SW913

SW908

SW930

CN900

1

2

3

4

5

6

7

8

PL902

PL901

PL900

KDT3

KDT2

KST4

KDT0

KDT1

KDT2

KST4

KDT3

KST0

KST1

KST2

KST3

DESNS

DGND

SW5V

NC

KYDT

DPDT

ILL+B

ILLGND

LOCAL

BTB

4

1

VOL

-

AUDIO

BAND

6

2

SOURCE

LOUD

3

DISP

CLOCK

5

VOL

+

KEH-P2030R

KEH-P2033R

CZE2950

CZE2958

IVORY

VW_RED

16

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

3.4 CASSETTE MECHANISM

C

TUNER AMP UNIT

A

A

CN200

C

SWITCH PCB

C

GND

Rch

Lch

3

3

2

2

1

1

Rch

Lch

HD1
HEAD
1-0036-7123

Rch

Lch

S3

FWD/REV
1-0363-7002

CN250

GND3

8

S1

TAPE/TUN

1-0363-7005

MUTE

1-0363-7001

S2

M

M1

MOTOR ASSY
X-0363-7006

TAPE-IN

GND2

FF/REW

GND1

N/R

MOTOR-

MOTOR+

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

17

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

18

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

4. PCB CONNECTION DIAGRAM

4.1 TUNER AMP UNIT

NOTE FOR PCB DIAGRAMS

1. The parts mounted on this PCB

include all necessary parts for

several destination.

For further information for

respective destinations, be sure

to check with the schematic dia-

gram.

2. Viewpoint of PCB diagrams

Capacitor

Connector

P.C.Board

Chip Part

SIDE A

SIDE B

A

1357

4268

B

C

BUS CONNECTOR

CORD ASSY

123

4

567

89

10

11

CN400

17

CN600

18

1

2

3

4

5

6

7

8

R600R603

R604

R800

R801

R802

R610

R615

R616

CN800

R254

C605

C608

C609

C612

CN250

C3

C4

D600

D601

D602D603

D604

D605

D606

D607

D608

D609

D800

D801

D802

D803

D805

D250

L1

R6

R7

L400

L600

L800

X1

+

+

+

+

+

+

Q606

Q604

E

E

123456712345678

910

111213

14

15

8

16

D804

CN900

TUNER AMP UNIT

A

19

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

A

FRONT

Q604

Q606

Q250

IC500

IC,Q

C

PRE OUT

ANTENNA

1

2

345

678

910111213

14 161820 22 24

151719 21 23 25

1

2

CN100

3

CN350

2

3

1

1

2

3

4

5

6

7

8

10

11

12

13

14

15

16

17

18

19

21

22

23

24

25

26

27

28

R210

R211

R212

CN200

R807

TU100

C206

C207

C211

C213

R252

R253

C600

D200

L100

L101

L102

D600

L300

D601

D606

DSP100

L150

L151

R116

C104

C107

C300

C302

R157

C508

R16

C511

C134

C135

R1

R2

C150

C152

C350

C351

X150

IC500

ET100

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

Q250

E

+

SIDE A

20

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

C108

C352

8

1

C200

C201

C202

C203

C204

C205

C208

C209

C210

C212

Q100

Q101

Q130

Q351

C100

C101

C102

C103

C105

C106

C109

C303

C110

C304

C305

C112

C306

C307

C308

C309

C500

C501

C502

C503

C310

C504

C311

C505

C312

C506

C313

C507

C314

C315

C509

C316

C317

C318

C510

C513

C130

C131

C132

C133

C154

C155

C156

C157

C158

C353

D500

R213

R214

JC1

JC2

JC3

JC5

JC6

JC8

R100

R101

R102

R103

R104

R105

R106

R107

R108

R109

R300

R301

R302

R303

R110

R304

R111

R305

R112

R113

R114

R115

R117

R118

R119

R

R502

R503

R504

R120

R121

R130

R131

R132

R133

R134

R135

R154

R155

R156

R350

R351

R352

R353

R3

R4

R200

R201

R202

R203

R204

R205

R206

R207

R208

R209

IC,Q

Q350

Q351,Q251

IC600

Q400

IC300

Q100

IC150

Q605

IC400

Q600

Q603,Q602

IC200

Q150,Q800

Q500
Q401

Q607,Q601

Q501

IC1

IC2

Q130

Q101

E

E

E

E

1

3

4

6

1

3

4

6

5

4

5

15

1

20

10

13

12

24

C153

C151

5

10

20

25

1

14

15

28

C301

JC4

IC150

Q500

IC200

Q350

IC300

1

1

A

TUNER AMP UNIT

A

21

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

C5

C318

C512

D500

Q251

R400

R401

R402

R403

R404

R405

R611

R250

R251

R500

R501

R502

R503

R150

R151

R152

R153

R154

E

35

30

25

15

10

5

75

70

65

55

50

45

C400

C401

C601

C602

C603

C604

C606

C607

C800

C801

C610

C611

C1

C2

D1

Q501

IC600

Q150

IC2

C516

C517

C518

C519

C520

C521

C522

C523

Q400

Q401

Q600

Q601

Q602

Q605

Q607

Q800

R406

R407

R408

R409

R601

R602

R410

R411

R605

R412

R606

R413

R607

R414

R608

R415

R609

R416

R417

R803

R804

R805

R612

R613

R614

R255

R256

R505

R5

R8

R9

E

E

E

E

E

E

E

E

E

1

3

4

6

R806

10

5

20

21

40

41

60

61

801

1

5

6

1

4

8

1
23

4

E

IC400

Q603

IC1

1

1

1

1

A

SIDE B

22

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

4.2 KEYBOARD UNIT

B

IC,Q

IC900

KEYBOARD UNIT

PL900

1

2

7

8

CN900

3

5

4

6

CN800

PL902

R900

R901

R902

C900

C901

D900

B

A

B

KEYBOARD UNIT

CLOCK

LOUD

SW908

VOL-

VOL+

SW931

SOURCE

DISP

1

2

3

4

5

6

42

40

35

SW915

SW916

SW921

SW922

SW927

SW928

SW925

SW926

SW917

SW918

SW923

SW924

SW906

SW907

SW913

SW914

SW919

SW920

SW904

SW905

SW929

SW930

SW911

SW912

23

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

B

SIDE A

SIDE B

LOCAL

SW909

SW910

BAND

SW900

35

30 25

LCD900

20

15

10

5

1

SW901

SW903

BTB

SW902

AUDIO

RN901

X900

R903

32

16

17

IC900

33

49

48

RN900

1

64

PL901

24

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

4.3 CASSETTE MECHANISM

C

CN250

A

8 543216

7

S1

TAPE/TUN

M1

M

MOTOR ASSY

S2

MUTE

S3

FWD/REV

S3

A

CN200

123

C

SWITCH PCB

C

1

2

3

1

2

Rch Lch

3

HD1

HEAD

25

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

5. ELECTRICAL PARTS LIST

NOTE:

- Parts whose parts numbers are omitted are subject to being not supplied.

- The part numbers shown below indicate chip components.

Chip Resistor

RS1/_S___J,RS1/__S___J

Chip Capacitor (except for CQS.....)

CKS....., CCS....., CSZS.....

Unit Number : CZW5540
Unit Name : Tuner Amp Unit

MISCELLANEOUS

IC 1 IC 000974500
IC 2 IC PST3434UL
IC 150 IC PM4009A
IC 200 IC BA4560F
IC 300 IC PML010A

IC 400 IC HA12187FP
IC 500 IC TDA7384
IC 600 IC TPD1018F
Q 100 Transistor 2PD601A
Q 101 Transistor 2PD601A

Q 130 Transistor IMH3A
Q 150 Transistor DTA124EK
Q 250 Transistor 2SA1706
Q 251 Transistor DTC114EK
Q 350 Transistor IMH3A

Q 351 Transistor DTA124EK
Q 400 Transistor 2PB709A
Q 401 Transistor DTC114EK
Q 500 Transistor DTC124EK
Q 501 Transistor IMD2A

Q 600 Transistor 2PD601A
Q 601 Transistor 2PD601A
Q 602 Transistor 2SB1181F5
Q 603 Transistor 2PD601A
Q 604 Transistor 2SD2396

Q 605 Transistor 2PD601A
Q 606 Transistor 2SA2112
Q 607 Transistor DTC114EK
Q 800 Transistor 2PB709A
D 1 Diode 1SS355

D 200 Diode 1SS133
D 250 Diode 11ES2
D 500 Diode DAN202U
D 600 Diode 11ES2
D 601 Diode 11ES2

D 602 Diode HZS7L(C2)
D 603 Diode HZS7L(A1)
D 604 Diode 11ES2
D 605 Diode 11ES2
D 606 Diode 11ES2

D 607 Diode HZS6L(B2)
D 608 Diode HZS9L(B3)
D 609 Diode HZS9L(A2)
D 800 Diode 1SS133
D 801 Diode 1SS133

D 802 Diode 1SS133
D 803 Diode 1SS133
D 804 Diode 1SS133
D 805 Diode 1SS133
L 1 Inductor LAU2R2J

L 100 Ferri-Inductor LAU4R7J
L 101 Ferri-Inductor LAU1R0J
L 102 Ferri-Inductor LAU1R0J
L 150 Ferri-Inductor LAU100J
L 151 Ferri-Inductor LAU101J

L 300 Ferri-Inductor LAU4R7J
L 400 Inductor LAU2R2J
L 600 Choke Coil 600µH CTH1221
L 800 Ferri-Inductor LAU100J
X 1 Ceramic Resonator 6.29MHz CSS1310

X 150 Crystal Resonator 3.648MHz CSS1447
DSP 100 Surge Protector DSP-201M-A11F
TU 100 FM/AM Tuner Unit CWE1562

RESISTORS

R 1 RD1/4PU102J
R 2 RD1/4PU102J
R 3 RS1/16S681J
R 4 RS1/16S681J
R 5 RS1/16S473J

R 6 RD1/4PU102J
R 7 RD1/4PU222J
R 8 RS1/16S473J
R 9 RS1/16S104J
R 16 RD1/4PU102J

R 100 RS1/16S222J
R 101 RS1/16S222J
R 102 RS1/16S473J
R 103 RS1/16S681J
R 104 RS1/16S473J

R 105 RS1/16S681J
R 106 RS1/16S473J
R 107 RS1/16S681J
R 108 RS1/16S472J
R 109 RS1/16S681J

R 110 RS1/16S393J
R 111 RS1/16S103J
R 112 RS1/16S681J
R 113 RS1/16S473J
R 114 RS1/16S102J

R 115 RS1/16S474J
R 116 RD1/4PU681J
R 117 RS1/16S153J
R 118 RS1/16S681J
R 119 RS1/16S473J

R 120 RS1/16S473J
R 121 RS1/16S473J
R 130 RS1/16S162J
R 131 RS1/16S162J
R 132 RS1/16S272J

R 133 RS1/16S272J
R 134 RS1/16S223J
R 135 RS1/16S223J
R 150 RS1/16S102J
R 151 RS1/16S102J

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

A

26

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A

KEH-P2033R/XM/EW

R 152 RS1/16S102J
R 153 RS1/16S681J
R 154 RS1/16S681J
R 155 RS1/16S102J
R 156 RS1/16S225J

R 157 RD1/4PU473J
R 200 RS1/16S473J
R 201 RS1/16S473J
R 202 RS1/16S101J
R 203 RS1/16S101J

R 204 RS1/16S330J
R 205 RS1/16S330J
R 206 RS1/16S564J
R 207 RS1/16S564J
R 208 RS1/16S153J

R 209 RS1/16S153J
R 210 RD1/4PU102J
R 211 RD1/4PU102J
R 212 RD1/4PU100J
R 213 RS1/16S103J

R 214 RS1/16S103J
R 250 RS1/8S3R3J
R 251 RS1/16S103J
R 252 RD1/4PU182J
R 253 RD1/4PU182J

R 254 RD1/4PU104J
R 255 RS1/16S104J
R 256 RS1/16S104J
R 300 RS1/16S472J
R 301 RS1/16S472J

R 302 RS1/16S101J
R 303 RS1/16S101J
R 304 RS1/16S101J
R 305 RS1/16S101J
R 350 RS1/16S821J

R 351 RS1/16S821J
R 352 RS1/16S473J
R 353 RS1/16S473J
R 400 RS1/16S821J
R 401 RS1/16S821J

R 402 RS1/16S223J
R 403 RS1/16S223J
R 404 RS1/16S102J
R 405 RS1/16S102J
R 406 RS1/16S101J

R 407 RS1/16S620J
R 408 RS1/16S101J
R 409 RS1/16S222J
R 410 RS1/16S223J
R 411 RS1/16S472J

R 412 RS1/16S102J
R 413 RS1/16S102J
R 414 RS1/16S102J
R 415 RS1/16S473J
R 416 RS1/16S473J

R 500 RS1/16S103J
R 501 RS1/16S103J
R 502 RS1/16S153J
R 503 RS1/16S221J
R 504 RS1/16S101J

R 505 RS1/16S152J
R 600 RD1/4PU104J
R 601 RS1/16S473J
R 602 RS1/16S473J
R 603 RD1/4PU104J

R 604 RD1/4PU102J
R 605 RS1/16S223J
R 606 RS1/16S473J
R 607 RS1/16S103J
R 608 RS1/16S223J

R 609 RS1/16S122J
R 610 RD1/4PU271J
R 611 RS1/16S152J
R 612 RS1/16S103J
R 613 RS1/16S223J

R 614 RS1/16S103J
R 615 RD1/4PU182J
R 616 RD1/4PU182J
R 800 RD1/4PU222J
R 801 RD1/4PU222J

R 802 RD1/4PU222J
R 803 RS1/16S473J
R 804 RS1/8S4R7J
R 805 RS1/16S222J
R 806 RS1/16S223J

R 807 RD1/4PU222J
JC 1 RS1/16S0R0J
JC 2 RS1/16S0R0J
JC 3 RS1/16S0R0J
JC 4 RS1/16S0R0J

JC 5 RS1/16S0R0J
JC 6 RS1/16S0R0J
JC 8 RS1/16S0R0J

CAPACITORS

C 1 CCSRCH101J50
C 2 CKSRYB104K50
C 3 CEAL100M16
C 4 CEAL2R2M50
C 5 CKSRYB103K50

C 100 CKSRYB223K50
C 101 CKSRYB102K50
C 102 CKSRYB223K50
C 103 CKSRYB103K50
C 104 100µF/10V CCH1191

C 105 CKSRYB472K50
C 106 CKSRYB473K50
C 107 100µF/10V CCH1191
C 108 CKSRYB472K50
C 109 CKSRYB152K50

C 110 CCSRCH331J50
C 112 CKSRYB103K50
C 130 CKSRYB222K50
C 131 CKSRYB222K50
C 132 CKSRYB103K50

C 133 CKSRYB103K50
C 134 CEAL2R2M50
C 135 CEAL2R2M50
C 150 CEAL220M16
C 151 CKSRYB104K50

C 152 CEAL220M16
C 153 CKSRYB104K50
C 154 CCSRCH270J50
C 155 CCSRCH270J50
C 156 CKSRYB104K50

C 157 CCSRCH471J50
C 158 CCSRCH471J50
C 200 CCSRCH220J50
C 201 CCSRCH220J50
C 202 CKSRYB102K50

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

27

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5

6

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8

KEH-P2033R/XM/EW

C 203 CKSRYB102K50
C 204 CCSRCH101J50
C 205 CCSRCH101J50
C 206 100µF/6.3V CZC2643
C 207 CEAL101M10

C 208 CKSRYB103K50
C 209 CKSRYB103K50
C 210 CCSRCH471J50
C 211 10µF/16V CCH1377
C 212 CKSRYB103K50

C 213 33µF/10V CZC2642
C 300 47µF/16V CCH1378
C 301 CKSRYB104K50
C 302 10µF/16V CCH1377
C 303 CKSRYB224K16

C 304 CKSRYB224K16
C 305 CKSRYB224K16
C 306 CKSRYB224K16
C 307 CKSRYB105K10
C 308 CKSRYB105K10

C 309 CKSRYB105K10
C 310 CKSRYB105K10
C 311 CKSQYB475K6R3
C 312 CKSQYB475K6R3
C 313 CCSRCH100D50

C 314 CCSRCH100D50
C 315 CCSRCH100D50
C 316 CCSRCH100D50
C 317 CKSRYB103K50
C 318 CKSRYB103K50

C 350 CEAL2R2M50
C 351 CEAL2R2M50
C 352 CKSRYB222K50
C 353 CKSRYB222K50
C 400 CKSRYB104K50

C 401 CKSRYB102K50
C 500 CKSQYB474K25
C 501 CKSQYB474K25
C 502 CKSQYB474K25
C 503 CKSQYB474K25

C 504 CKSQYB474K25
C 505 CKSQYB474K25
C 506 CKSQYB474K25
C 507 CKSQYB474K25
C 508 CEAL100M16

C 509 CKSQYB225K10
C 510 CKSQYB225K10
C 511 CEAL330M10
C 512 CKSRYB104K50
C 513 CKSRYB104K50

C 516 CKSRYB102K50
C 517 CKSRYB102K50
C 518 CKSRYB102K50
C 519 CKSRYB102K50
C 520 CKSRYB102K50

C 521 CKSRYB102K50
C 522 CKSRYB102K50
C 523 CKSRYB102K50
C 600 3300µF/16V CCH1018
C 601 CKSRYB104K50

C 602 CKSRYB102K50
C 603 CKSQYB104K50
C 604 CKSRYB473K50
C 605 CEAL470M16
C 606 CKSRYB103K50

C 607 CKSRYB103K50
C 608 470µF/16V CCH-086
C 609 100µF/10V CCH1191
C 610 CKSRYB103K50
C 611 CKSRYB103K50

C 612 100µF/10V CCH1191
C 800 CKSQYB104K50
C 801 CKSQYB104K50

Unit Number : CZW5544(KEH-P2033R)

: CZW5543(KEH-P2030R)

Unit Name : Keyboard Unit

MISCELLANEOUS

IC 900 IC PD6340A
D 900 Diode HZM6R2ZWA
X 900 Ceramic Resonator 4.97MHz CSS1422
PL 900 Lamp 14V 65mA(KEH-P2033R) CZE2958
PL 900 Lamp 14V 65mA(KEH-P2030R) CZE2950

PL 901 Lamp 14V 65mA(KEH-P2033R) CZE2958
PL 901 Lamp 14V 65mA(KEH-P2030R) CZE2950
PL 902 Lamp 14V 65mA(KEH-P2033R) CZE2958
PL 902 Lamp 14V 65mA(KEH-P2030R) CZE2950
LCD 900 LCD CZA5579

RESISTORS

R 900 RS1/16S100J
R 901 RS1/16S222J
R 902 RS1/16S222J
R 903 RS1/16S473J
RN 900 RA2S471J

RN 901 RA2S471J

CAPACITORS

C 900 CKSRYB104K50
C 901 CKSQYB225K10

Unit Number :
Unit Name : Switch PCB

S 3 Slide Switch(FWD/REV) 1-0363-7002

Miscellaneous Parts List

S 1 Power Switch(TAPE/TUN) 1-0363-7005
S 2 Mute Switch(MUTE) 1-0363-7001
HD 1 Head 1-0036-7123
M 1 Motor Assy X-0363-7006

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

B

C

6. ADJUSTMENT

There is no information to be shown in this chapter.

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KEH-P2033R/XM/EW

7. GENERAL INFORMATION

7.1 DIAGNOSIS

7.1.1 DISASSEMBLY

1

1

Fig.1

Fig.2

-

Removing the Cassette Mechanism (Fig.1)

- Removing the Tuner Amp Unit (Fig.2)

Remove the four screws.

Remove the three screws.

1. Remove the Case.

-

Removing the Case (not shown)

Disconnect the connector and then remove the
Cassette Mechanism .

-

Removing the Grille Assy (Fig.1)

2

Release the two latches and then remove
the Grille Assy.

1

1

2 2

Cassette Mechanism

Grille Assy

1

1

1

2

2

2

3

Tuner Amp Unit

2

Straight the tabs at five locations
indicated.

3

Remove the screw and then remove
the Tuner Amp Unit.

1

1

2

2

29

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

L

R

FUSE 10A

8

7

6

543

2

1

10

11

12

9

1 RR+
2 RL­3 RL+
4 FL+
5 FL­6 FR+
7 FR­8 GND
9 BACK UP
10 B.REMOTE
11 ACC
12 RR-

89

10

11

5

67

1234

1 BUS+
2 GND
3 GND
4NC
5 BUS­6 GND
7 BUS+ INPUT
8 ASENB
9 BUS R+ INPUT
10 BUS R- INPUT
11 BUS L- INPUT

1

0

1

0

ANTENNA

REAR OUTPUT

7.1.2 CONNECTOR FUNCTION DESCRIPTION

30

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KEH-P2033R/XM/EW

7.2 PARTS

7.2.1 IC

-Pin Functions(000974500)

Pin No. Pin Name I/O Format Function and Operation

1,2 NC Not used

3 ADPW O C A/D converter power supply control output
4 AVSS GND
5 MUTE O C System mute output
6 NC Not used
7 AVREF1 I D/A converter reference voltage terminal
8 KYDT I Key data input

9 DPDT O C Display data output
10 NC Not used
11 TUNPDI I PLL IC data input
12 TUNPDO O C PLL IC data output
13 TUNPCK O C PLL IC clock output
14 TUNPCE O C PLL IC chip enable output
15 TMUTE O C Tuner mute output

16-18 NC Not used

19 VST O C Strobe pulse output for electronic volume
20 VDT O C Data output for electronic volume
21 VCK O C Clock output for electronic volume
22 NC Not used
23 LOCL O C Local L output
24 LOCH O C Local H output
25

CURRQ O C Tuner voltage FIX output

26 TUCE2 O C EEPROM chip enable output
27 SDBW I SD input at NF
28 NL2 I RDS noise level input 2
29 SD I SD signal input
30

ST I FM stereo input

31,32 NC Not used

33 VSS1 GND

34-36 NC Not used

37
38
39

FM/AM O N FM/AM band select pin"H":AM "L":FM
NC Not used
SWVDD O N Grille power supply control output(5V)

40 NC Not used
41
42

DRST O C RDS reset output
RDSLK I RDS LK input

43,44 NC Not used

45 PEE O C Beep tone output
46

TAPEIN I Tape insert sense input

47 RDS57K I RDS 57kHz pulse count input
48
49 PCL O C Clock adjustment output
50

FFREW I FF/REW sense input

F/R I Tape direction sense input "H":NOR "L":REV

51 RECEIVE O C RDS receive output
52 NC Not used
53 MOTOR O C Motor control output
54 SYSPW O C System power output
55 B.REM O C B.Remote ON/OFF output
56 TX O C IP BUS data output
57 RX I IP BUS data input
58 ASENBO O C Slave power supply control output
59 IPPW O C Power supply conrol output for IP BUS interface IC
60

RESET I Reset input

31

5

6

7

8

F

E

D

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B

A

5

6

7

8

KEH-P2033R/XM/EW

IC's marked by * are MOS type.

Be careful in handling them because they are very

liable to be damaged by electrostatic induction.

*000974500

Pin No. Pin Name I/O Format Function and Operation

61 LDET I PLL lock detect input
62 RCK I RDS clock input
63

DSENS I Grille detach sense input

64 RDT I RDS data input
65 ASENS I ACC power sense input
66

BSENS I Backup power sense input

67 NC Not used
68 VDD1 Power supply
69 X2 Crystal oscillator connection pin
70 X1 I Crystal oscillator connection pin
71 IC (GND)
72 XT2 Not used
73 TESTIN I Test program mode input
74 AVDD A/D converter power supply terminal
75 AVREF0 I A/D converter reference voltage terminal
76 SL I Signal level input
77 NC Not used
78 NL1 I RDS noise level input 1

79,80 NC Not used

Format
C
N

Meaning
C MOS
N Channel open drain

40

41

60

61

21

20

1

80

32

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

PST3434UL

*PD6340A

33

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

- FM/AM Tuner Unit

FM/AM 1ST IF 10.7MHz

AMRF

AMANT

28

ATT

ANT ADJ

FMANT

27

26

RFGND

ATT

LOCH

23

FMRF

T51 Q51 CF51

IMG ADJ

RF ADJ

LOCL

CF52 CF53

IC1

MIXER, IF AMP, DET.

CF202

AM 2ND IF

10.25MHz

450kHz

VDD

VCC

No. Symbol I/O Explain

1 STIND O stereo

indicator To be pulled up to the "VDD" at 47kΩ.

2 FMSD FM station "High" when signals are received. To be pulled up to the "VDD" at 47kΩ

O

detector Meanwhile, 10kΩ should be used when taking diver FIX trigger from here

3 NL1 O noise level-1

4 NL2 O noise level-2 "High" when noise is received. Output for the RDS. GND at 36kΩ // 330pF

5 Rch O R channel

output Add the specified de-emphasis constant.

6 Lch O L channel

output
7 WC write control
8 SDBW O SD bandwidth
9 NC Not used

10 VDD power

supply

11 DGND digital ground Grounding for the digital section.
12 CE2 I chip enable-2

13 SL I/O signal level

14 DI/DO I/O data input/

data output

15 CK I clock
16 CE1 I chip enable-1
17 NC
18 LDET O lock detector
19 CREQ I current request

20 NC
21 COMP O composite signal
22 VCC power supply
23 LOCH I local high FM local high pin. When seeking local high, apply 5V together with "LOCL".
24 FMLOCL I FM local low FM local low pin. When seeking local low, apply 5V to the base of the NPN

25 LOCL I local low FM/AM local low pin. When seeking local low, apply 5V to the base of the

26 RFGND RF ground Grounding for the antenna section.

27 FMANT I FM antenna input FM antenna input. 75Ω. Surge absorber (DSP-201M-S00B) is necessary.

28 AMANT I AM antenna input AM antenna input. High impedance.

MPXREF 41kHz

AMDET

IC 2 FM MPX

CREQ

19

DI/DO

IC 3

EEPROM

NC

FMLOCL

924

DGND

11

CE2CKCE1

SDBWSLFMSD

X901

NCNCWC

20177

222510 14 12 15 16 8 13 3

"Low" when the FM stereo signals are received.

and "High: 0.9VDD or more" and "Low: 250mV or less".
(Should satisfy the diver IC specifications)

"High" when noise is received. Output for the RDS. GND at 47kΩ // 1,800pF.

FM stereo "R-ch" signal output or AM audio output.

FM stereo "L-ch" signal output or AM audio output.
Add the specified de-emphasis constant.
EEPROM write control. Writing permissible at "Low". Normally open.
SD bandwidth signal output. For detection of detuning data for the RDS.

Power supply pin for the digital section.
DC 5V +/- 0.25V. Be careful about overlapping noise in the logic section.

EEPROM chip enable. Active a "Low"

To be pulled up to the "VDD" at 47kΩ

Received FM/AM signal level (strength) output.

Connect the specified load resistor and capacitor (10kΩ + 39kΩ // 4,700pF)

Data input/Data output

To be pulled up to the "VDD" at 47kΩ
Clock input To be pulled up to the "VDD" at 47kΩ
AF·RF chip enable. Active at "High" To be grounded at 47kΩ

Not used

Active at "Low". To be pulled up to the "VDD" at 47kΩ

Active at "Low". To be grounded at 47kΩ

Not used

FM composite signal output. r out < 100Ω

Analog section power supply pin.DC 8.4V +/- 0.3V

transistor with which the specified resistor is being connected to the emitter.
Keep it open in case of ordinary marketed models.

NPN transistor.

do not drive it under FM.

Connect to the antenna through an L (LAU type) of 4.7µH.To cope with the

power transmission line hums, insert a series circuit consisting of an L

(a coil of about 100mH) + R (a resistor of 470 Ω to 2.2kΩ) between the GND.

L ch

6

R ch

5

COMP

21

LDET

18

STIND

NL1

NL2

1

42

Since this pin is exclusive for AM when the FMLOCL is in use,

34

1

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B

A

KEH-P2033R/XM/EW

SEGMENT

SEG38

SEG37

SEG36

SEG35

SEG34

SEG33

SEG32

SEG31

SEG30

SEG29

SEG28

SEG27

SEG26

SEG25

SEG24

SEG23

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG14

SEG13

SEG12

SEG11

SEG10

SEG9

SEG8

SEG7

SEG6

SEG5

SEG4

SEG3

SEG2

SEG1

COM3

COM2

COM1

COM0

COMMON

7.2.2 DISPLAY

- CZA5579

35

5

6

7

8

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E

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B

A

5

6

7

8

KEH-P2033R/XM/EW

DSENS=L

Backup, Acc ON

VDD=5V

4

BSENS

6

ASENS

5

DSENS

3

SOURCE key

ON

TUNER

ON

SYSPW H

Pin 54

BSENS=L

ASENS=L

300ms

300ms

In case of the above signal, the communication

If the time interval is not 300msec, the oscillator
may be defective.

Completes power-on operation.
(After that, proceed to each source operation.)

Starts communication

IPPW H Pin 59

ASENBO H Pin 58

SWVDD L

Pin 39

with Grille

microcomputer.

7.3 OPERATIONAL FLOW CHART

Pin 68/7

Pin 6

Pin 6

Pin 6

with Grille microcomputer may fail.

36

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

7.4 CLEANING

Before shipping out the product, be sure to clean the following portions by using the prescribed cleaning tools:

Portions to be cleaned Cleaning tools

Cassette heads

Pinch rollers Cleaning paper : GED-008

Capstans

37

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

8. OPERATIONS

38

1

234

12

34

F

E

D

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B

A

KEH-P2033R/XM/EW

39

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

About the fixing screws for the front panel

If you do not operate the Removing and Attaching

the Front Panel Function, use the supplied fixing

screws and fix the front panel to this unit.

Fixing screw

CBA1488

40

1

234

12

34

F

E

D

C

B

A

KEH-P2033R/XM/EW

10. Cap (1*)

When not using this terminal,

do not remove the cap.

Note:

In some vehicles, the ISO connector may be

divided into two. In this case, be sure to

connect to both connectors.

21. System remote control

1*

2*

4*

3*

5*

12.Yellow (2*)

Toterminal always supplied

with power regardless of

ignition switch position.

14. Red (4*)

Toelectric terminal controlled

by ignition switch (12 V DC)

ON/OFF.

11.Yellow (3*)

Back-up

(or accessory)

13. Red (5*)

Accessory

(or back-up)

15. Black (ground)

Tovehicle (metal) body.

.

22. Blue/white (7*)

ToAuto-antenna relay control terminal

(max. 300 mA 12 V DC).

Note:

Depending on the kind of vehicle, the function

of 3* and 5* may be different. In this case, be

sure to connect 2* to 5* and 4* to 3*.

8.

27. Rear Speaker 27. Rear Speaker

28. Perform these connections when using

the optional amplifier.

17. Speaker leads

White

White/black

Gray

Gray/black

Green

Green/black

Violet

Violet/black

: Front left+: Front left≠: Front right+: Front right≠: Rear left+: Rear left≠: Rear right+: Rear right

≠

19. Power amp

(sold separately)

25. Left 26. Right

23. Blue/white (6*)

24. The pin position of the ISO connector will differ

depends on the type of vehicle. Connect 6* and 7*

when Pin 5 is an

antenna control type. In another

type of vehicle, never connect 6* and 7*.

18. Connecting cords with RCA pin plugs

(sold separately)

1. This Product

7. Fuse

4. IP-BUS cable

5. IP-BUS input (Blue)

6. Multi-CD player

(sold separately)

20. Blue/white

Tosystem control terminal of

the power amp (max. 300 mA

12 V DC).

2. Rear output

3. Antenna jack

9. Connect leads of the same

color to each other