Pioneer KEX-M8017ZT Service Manual

Service

Manual

RX300 AUDIO SYSTEM HEAD UNIT

ORDER NO.

CRT2732

VEHICLE	DESTINATION	PRODUCED AFTER	TOYOTA PART No.	ID No.	PIONEER MODEL No.
LEXUS RX300	Middle Near East	August 2001	86120-48140	P2727	KEX-M8017ZT/ES
LEXUS RX300	Middle Near East	August 2001	86120-48140	P2727	KEX-M8017ZT-91/ES

Manufactured for TOYOTA
by PIONEER CORPORATION	PUB. NO. CRT2732

KEX-M8017ZT,M8017ZT-91

KEX-M8017ZT/ES

ID No.P2727

- 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, Disassembly

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

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

- 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.

- KEX-M8017ZT/ES have adopted AVC-LAN.

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

Description	Part No.
	KEX-M8017ZT-91/ES
Polyethylene Bag	CEG-162
Cover	CEG1045
Carton	CHA1721
Contain Box	CHL3223

CONTENTS

1.	SAFETY INFORMATION ............................................	3	7.	GENERAL INFORMATION .......................................		38
2.	EXPLODED VIEWS AND PARTS LIST .......................	4		7.1	DIAGNOSIS .......................................................	38
3.	BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .....	8			7.1.1 CONNECTOR FUNCTION DESCRIPTION ..	38
4.	PCB CONNECTION DIAGRAM ................................	20			7.1.2 TROUBLESHOOTING................................	39
5.	ELECTRICAL PARTS LIST ........................................	28		7.2	IC ........................................................................	40
6.	ADJUSTMENT..........................................................	34		7.3	EXPLANATION..................................................	43
					7.3.1 SYSTEM BLOCK DIAGRAM ...................	43
					7.3.2 OPERATION FLOW CHART.....................	44
			8.	SPECIFICATIONS......................................................		45

2

KEX-M8017ZT,M8017ZT-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-M8017ZT,M8017ZT-91

2. EXPLODED VIEWS AND PARTS LIST

2.1 EXTERIOR

B

A

4

KEX-M8017ZT,M8017ZT-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.
1	Screw	BMZ26P050FMC
2	Screw	BMZ30P050FMC
3	Cover(KEX-M8017ZT/ES)	CHW1830
4	Case	CNB2621
5	Cloth	CNM5798
6	Insulator	CNM6654
7	Cushion	CNM6934
8	Main Unit	CWM7852
9	Screw	BMZ30P080FMC
10	Screw	BPZ30P060FSN
11	Terminal(CN202)	CKF1059
12	Terminal(CN303)	CKF1059
13	Connector(CN302)	CKM1065
14	Connector(CN301)	CKM1322
15	Connector(CN701)	CKS3568
16	Antenna Jack(CN201)	CKX1041
17	Holder	CNC8711
18	Holder	CNC8712
19	FM/AM Tuner Unit	CWE1544
20	Holder	CNC6122
21	Chassis Unit	CXB5302
22	Cassette Mechanism ModuleEXK3885
23	Screw	IMS26P050FMC
24	Transistor(Q331)	2SB1185
25	Transistor(Q521)	2SB1185

5

KEX-M8017ZT,M8017ZT-91

2.2 CASSETTE MECHANISM MODULE

D

E

C

6

KEX-M8017ZT,M8017ZT-91

- CASSETTE MECHANISM MODULE SECTION PARTS LIST

Mark No. Description		Part No.		Mark No. Description		Part No.
1	Screw	BSZ20P040FMC	31		Gear	ENV1347
2	Washer	CBF1037	32		Collar	ENV1508
3	Washer	CBF1038	33		Gear	ENV1350
4	Washer	CBG1003	34		Flywheel	ENV1500
5	Deck Unit	EWM1027	35		Worm Gear	ENV1439
6	Screw(M2x5)	EBA1028	36		Worm Wheel	ENV1440
7	Screw(M2x2.5)	EBA1037	37		Gear	ENR1037
8	Spring	EBH1531	38		Lever	ENV1533
9	Spring	EBH1589	39		Arm	ENV1525
10	Connector(CN251)	CKS3540	40		PCB	ENP1151
11	Spring	EBH1515	41		PCB	ENP1182
12	Spring	EBH1587	42		Switch(S1)(S2)	ESG1004
13	Spring	EBH1517	43		Motor Unit(M2)(SUB)	EXA1382
14	Spring	EBH1518	44		Chassis Unit	EXA1559
15	Spring	EBH1519	45		Tube	ENM1039
16	Spring	EBH1537	46		Roller	ENR1027
17	Cord	EDD1027	47		Reel Unit	EXA1560
18	Photo-interrupter(EGN2,3)	EGN1006	48		Head Base Unit	EXA1434
19	Photo-interrupter(EGN1)	EGN1005	49		Lever Unit	EXA1578
20	Roller	ENR1031	50		Gear Unit	EXA1545
21	Shaft	ELA1362	51		Frame Unit	EXA1476
22	Roller	ELA1348	52		Lever Unit	EXA1439
23	Arm	ENC1490	53		Head Assy(HD1)	EXA1594
24	Arm	ENC1397	54		Motor Unit(M1)(MAIN)	EXA1499
25	Guide	ENC1519	55		Washer	HBF-179
26	Holder	ENC1516	56		Screw	JGZ20P025FNI
27	Lever	ENC1448	57		Spring	EBH1545
28	Arm	ENC1488	58		Washer	YE20FUC
29	Roller	ENR1023	59		Pinch Roller Unit	EXA1533
30	Belt	ENT1027	60		Pinch Roller Unit	EXA1532

7

1		2		3		4

KEX-M8017ZT,M8017ZT-91

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A

A MAIN UNIT

B FM/AM TUNER UNIT

CF52

CF53

L52

L2

D5

Q3

L4

D7

T31

Q31 CF51

FM-L

CN201

25

41

9

10

14

15

17

19

47

1

2

M

ANT

IC2

FM

34

IC1

30

19

7

AM-L

PA4026A

28

PA4024A

Lch

OSC

Q201

23

25

31

40

7

43

6

38

36

32

M

AM RF

AM

26

Q204

FMSL 9

SL

AMSL 18

CF230

CF232

AM

Q206

28

MW/sw

OSC

AM-L

AMIF

10

D231

AMIFC

FMB

ST

FMTV AMTV

Q231

VCO

FMSD

COMP

ST

3

Q205

AMB

TUNB

19 20

27

17 15

2114 13

6

2

SD

sw!/SW2

sw!/SW2

B

25 29

9

IC201

PM2006A

5

4

PLL

PDI

XIN

XOUT

PCK

PCE

PDO

38

37

C DECK UNIT

/SW2

CN252

+B

sw!

1

TAPE EQUALIZER

22

2

FWD

51

Q706

88

PDI

LcH

IC251

6

TAPEMUTE

53

3

3

PCK

HA12216F

TAPE-L

PDO

REV

4

2

17

14

PCE

LcH

5

VR301

NR

MTL

BU

VREF

Q271

B.U

20

20

BU

S

C

MTL

RESET

Q351

VDD

IC703

1

12

Q352

STBY

2 S-80736AN-D0

RESET

19

18

7

17

SUB

M

5 MECHANISM DRIVER

MOTOR

2

IC351

PA2020A

E

8 9

1

10

LOAD

XOUT

XIN

CN253

13

15

4

6

1

8

3

2

REEL PCB

6

1

8

3

2

4

FWD

SENSE

REV

SENSE

MODE

70 s

LOAD

SENSE

SWITCH SWITCH

MOTOR

D PCB UNIT

MAIN

M

D

8

1

2

3

4

5

6

7

8

KEX-M8017ZT,M8017ZT-91

A

MIX AMP

UNBAL BAL

CN301

2

IC701

2

IC702

TUNER-L

1

ANALOG

NJM2068MD

1

NJM2068MD

SWITCH

Q703

10

L+

TAPE-L

11

IC781

MUTE

Q709

9

8

L-

MUTE

AM-L

TC74HC4066AF

Q705

Q701

Q603

2

IC703

6,12

Q360 Q358

MUTE

NJM2068MD

1

TUNB

AMMT

FMMT

Q607

AUD+B

ANSW

Q205

Q359

+B

ACC

IPPW

8 AVC LAN

TX

1

6

TX+

IC681

5

TX-

RX

2

HA12187FP

B

ACC

BU

Q302

CN302

ASEN

Q301

BSEN

BU

sw!/SW2 MW/sw SL SD ST

AMMT

FMMT

SYSMUTE

27 28 95 90 89

37

38

50

PDI

22

PCK

IPPW

Q336

PDO

30

TX

PCE

29

RX

1

MUTESENS

AMPW

100

ANSW

Q337-1

SYSTEM CONTROLLER

AMPW

44

Q335

43

FMPW

C

AUD+B

IC601

FMPW

PD5712A

Q337-2

BU

47

Q351

ANT

BANT

48

AANT

VDD

AMB

Q354

73

ASEN

75

FMB

BSEN

SYSPW

XIN

SYSPW

52

Q608

VDD SWITCH

BU

Q335

Q323

FMB

VDD5V

VDD

Q336

BU

8V

AMB

REGULATOR

Q331

5V

AUD+B

REGULATOR

TUNB

Q332

D

9

5

6

7

8

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KEX-M8017ZT,M8017ZT-91

3.2 MAIN UNIT(GUIDE PAGE)

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

					A-a			LIST”.
A			A MAIN UNIT
		Large size
A-a	A-b	SCH diagram
								B FM/AM TUNER UNIT AM:-16dBs(400Hz,30%)
										FM:-26dBs(400Hz,30%)
			ANTENNA JACK
A-a	A-b	Guide page							AM	FM
						AM	FM	AM	FM
A-a	A-b	Detailed page
						FM
						AM
B						FM
						AM
									PLL
						FM		4R7/10
						AM
				AM	FM
			FM
			AM
						AM
					AM	AM					SYSTEM
											CONTROLLER
				AM
			FM			AM
C			AM
				AM
			AM	AM
						AM
			AM			AM
			AM
			FM
						TAPE:- 8dBs
								C DECK UNIT
			AM
			FM							MIX AMP	UNBALANCE
											CONVERTER
										TAPE MUTE	SYSTEM MUTE
			AM			AM		AM
			FM			FM		FM
								TUNER MUTE
D
10	A								3		4
	1					2

5		6		7		8

KEX-M8017ZT,M8017ZT-91

A-b

NOTE :

Symbol indicates a resistor.

No differentiation is made between chip resistors and discrete resistors.

Symbol indicates a capacitor.

No differentiation is made between chip capacitors and discrete capacitors.

AVC LAN

MUTE

5V REGULATOR

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.

RESET

AUDIO 8V REGULATOR

>

AUDIO 4V

TO BALANCE

ANALOG SWITCH

FM:-13dBs

AM:-13dBs

TAPE:+1dBs

A

B

C

FM:-18dBs

AM:-18dBs

TAPE:-4dBs

D

A 11

5		6		7		8

	1	2		3			4
KEX-M8017ZT,M8017ZT-91
				1
A-b
A-a
A
B
	FM:-26dBs(400Hz,30%) AM:-16dBs(400Hz,30%)	AMFM				PLL
	TUNERUNIT
		FM
		AM
C	FM/AM					4R7/10
	B
		FM
		AM
		FM	AM	FM	AM	FM	AM
								AM
	AMAINUNIT	ANTENNAJACK					FM
D							AM
							FM	AM
12	A-a			3			4
	1	2

5			6				7	8
								KEX-M8017ZT,M8017ZT-91
			3	4		5		6
			2		UNBALANCE TO BALA			7
SYSTEM CONTROLLER						CONVERTER		A-a A-b	A
						SYSTEM MUTE
						AMP			B
						MIX
						TAPE MUTE
				C DECK UNIT			FM	MUTE
								TUNER	C
						AM
			TAPE:- 8dBs
AM		AM
		AM
							FM
AM
AM						AM
AM
AM	AM
	AM
									D
	AM	AM				AM	FM
FM	AM	AM	FM		AM	FM

A-a 13

5		6		7		8

b-A 14 1

2

3

1

4

D		C		B		A

A-a A-b

NOTE :

Symbol indicates a resistor.

No differentiation is made between chip resistors and discrete resistors.

Symbol indicates a capacitor.

No differentiation is made between chip capacitors and discrete capacitors.

AVC LAN

MUTE

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.

2 1 91-M8017ZT,M8017ZT-KEX

3

4