Pioneer -- KEX-M9406ZT-91.pdf

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Service

Manual

ORDER NO.

CRT2528

GS430

AUDIO SYSTEM

HEAD UNIT

VEHICLE

DESTINATION

PRODUCED AFTER

TOYOTA PART No.

ID No.

PIONEER MODEL No.

LEXUS GS430

U.S.A., CANADA

August 2000

86120-3A521

P1718

KEX-M8406ZT/UC

LEXUS GS430

U.S.A., CANADA

August 2000

86120-3A521

P1718

KEX-M8406ZT-91/UC

LEXUS GS430

U.S.A., CANADA

August 2000

86120-3A750

P1723

KEX-M9406ZT/UC

LEXUS GS430

U.S.A., CANADA

August 2000

86120-3A750

P1723

KEX-M9406ZT-91/UC

Manufactured for TOYOTA

by PIONEER CORPORATION

PUB. NO. CRT2528

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KEX-M8406ZT,M8406ZT-91,M9406ZT,M9406ZT-91

KEX-M9406ZT/UC

KEX-M8406ZT/UC

ID No.P1723

ID No.P1718

- This service manual should be used together with the following manual(s):

Model

Order No.

Mech. Module

Remarks

CX-631

CRT1640

2L

Cassette Mech. Module:Mech.Description

- Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.

"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.

- These models do not provide the test mode for CD changers.

- KEX-M8406ZT/UC and KEX-M9406ZT/UC have adopted AVC-LAN.

- Supplementary model is identical to the original except for the addition of following items.

Description

Part No.

KEX-M8406ZT-91/UC KEX-M9406ZT-91/UC

Polyethylene Bag

CEG1026

CEG1026

Carton

CHA2025

CHA2025

Contain Box

CHL4166

CHL4167

Protector

CHP2331

CHP2331

CONTENTS

1. SAFETY INFORMATION ............................................3

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

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .....8

4. PCB CONNECTION DIAGRAM ................................22

5. ELECTRICAL PARTS LIST ........................................34

6. ADJUSTMENT..........................................................42

7. GENERAL INFORMATION .......................................46

7.1 DIAGNOSIS .......................................................46

7.1.1 DIAGNOSIS MODE .................................46

7.1.2 DISASSEMBLY ........................................50

7.1.3 CONNECTOR FUNCTION DESCRIPTION ..51

7.1.4 TROUBLESHOOTING..............................52

7.2 PARTS ................................................................53

7.2.1 IC ..............................................................53

7.2.2 DISPLAY...................................................56

7.3 EXPLANATION..................................................57

7.3.1 SYSTEM BLOCK DIAGRAM ...................57

7.3.2 OPERATIONAL FLOW CHART ................58

8. OPERATIONS AND SPECIFICATIONS.....................59

2

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KEX-M8406ZT,M8406ZT-91,M9406ZT,M9406ZT-91

1. 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.

3

KEX-M8406ZT,M8406ZT-91,M9406ZT,M9406ZT-91

2. EXPLODED VIEWS AND PARTS LIST

2.1 EXTERIOR

2

2

61

2

3

2

1

61

1

1

4

50

23

60

52

50

7

49

6

17

23

8

53

51

8

19

18

39

14

21

62

8

63

39

23

37

12

20

11

13

10

61

23

23

61

40

23

9

23

23

16

44

31

9

47

9

15

45

37

61

23

38

59

58

54

56

42

5

46

48

55

2

24

28

29

2

25

2

61

30

22

43

41

33

27

26

56

57

32

55

54

34

35

36

2

2

4

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KEX-M8406ZT,M8406ZT-91,M9406ZT,M9406ZT-91

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.

- EXTERIOR SECTION PARTS LIST

Mark No. Description

Part No.

Mark No. Description

Part No.

1 Screw

BMZ26P050FMC

39 Holder

CNV4739

2 Screw

BMZ30P050FMC

40 Holder

CNV4740

3 Case

CNB2550

4 Holder

CNC8972

41 Holder

CNV4741

5 Insulator

CNM6849

42 Lighting Conductor

CNV4883

43 Holder

CNV5337

6 Cushion

CNM6935

44 Keyboard Unit

CWM7101

7 Main Unit

CWM7090

45 Socket(CN902)

CKS3548

8 Screw

BMZ30P080FMC

9 Screw

BPZ30P060FSN

46 Socket(CN901)

CKS3555

10 Terminal(CN202)

CKF1059

47 Socket(CN903)

CKS3972

48 Rubber

CNV4743

11 Terminal(CN303)

CKF1059

49 LCD Unit

CWM7104

12 Connector(CN302)

CKM1065

50 Screw

BPZ26P100FMC

13 Connector(CN301)

CKM1322

14 Plug(CN652)

CKS3535

51 LCD

CAW1594

15 Plug(CN651)

CKS3542

52 Plug(CN951)

CKS3574

53 Holder

CNV6140

16 Connector(CN701)

CKS3568

54 Knob Assy

CXA9518

17 Antenna Jack(CN201)

CKX1024

*

55 Knob

CAA1401

18 Holder

CNC8711

19 Holder

CNC8712

56 Spring

CBL-108

20 FM/AM Tuner Unit

CWE1543

57 Grille Unit(M8406ZT)

CXB5287

Grille Unit(M9406ZT)

CXB5582

21 Holder

CNC6774

58 Door(M8406ZT)

CAT2127

22 Chassis Unit

CXB5288

Door(M9406ZT)

CAT2140

23 Screw

BPZ26P100FMC

24 Button(EJECT)

CAC4839

59 Spring CBH1371

60 Cassette Mechanism Module EXK3885

61 Screw

25 Button(AM)

CAC4841

IMS26P050FMC

26 Button(TAPE)

CAC4843

62 Transistor(Q331)

2SB1185

27 Button(FM)

CAC4848

63 Transistor(Q521,522)

2SB1185

28 Button(1,2)

CAC5274

29 Button(3,4)

CAC5275

30 Button(5,6)

CAC5276

31 Button(SEEK,TRACK)

CAC6543

32 Button(DISC)

CAC6544

33 Button(SCAN,MSG)

CAC6545

34 Button(RDS)

CAC6546

35 Button(TRAF)

CAC6547

36 Button(TYPE)

CAC6548

37 Holder

CNC7052

38 Holder

CNV4738

5

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