Pioneer CDX-M8067 Service Manual

Service

Manual

ES300 AUDIO SYSTEM CD CHANGER

ORDER NO.

CRT2711

VEHICLE	DESTINATION	PRODUCED AFTER	TOYOTA PART No.	ID No.			PIONEER MODEL No.
LEXUS ES300	U.S.A., AUSTRALIA	July 2001	86270-33090				CDX-M8067ZT/E

Manufactured for TOYOTA
by PIONEER CORPORATION	PUB. NO. CRT2711

CDX-M8067ZT

CDX-M8067ZT/E

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

Model No.	Order No.	Mech. Module	Remarks
CX-652	CRT1857	C5	CD Mech. Module:Circuit Description, Mech.Description, Disassembly

CONTENTS

1.	SAFETY INFORMATION ............................................	3	7. GENERAL INFORMATION .......................................		37
2.	EXPLODED VIEWS AND PARTS LIST .......................	4	7.1	DIAGNOSIS .......................................................	37
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...		10		7.1.1 TEST MODE.............................................	37
4.	PCB CONNECTION DIAGRAM ................................	20		7.1.2 DIAGNOSIS CODE TABLE ......................	41
5.	ELECTRICAL PARTS LIST ........................................	26		7.1.3 DISASSEMBLY ........................................	46
6.	ADJUSTMENT..........................................................	29		7.1.4 CONNECTOR FUNCTION DESCRIPTION ..	48
			7.2	IC ........................................................................	49
			7.3	EXPLANATION..................................................	51
				7.3.1 OPERATIONAL FLOW CHART ................	51
				7.3.2 SYSTEM BLOCK DIAGRAM ...................	52
			8. OPERATIONS AND SPECIFICATIONS.....................		52

2

- CD Player Service Precautions

1.For pickup unit(CXX1235) handling, please refer to"Disassembly"(see page 46).

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.

-Transportation of multi-CD player

CDX-M8067ZT

3.Please checking the grating after changing the service pickup unit(see page 31).

4.The doors CAT2248 and CAT2305 have been engaged each other tightly. When you have to replace the door CAT2248 or CAT2305, remove both doors from the Grille to replace them at the same time.

Seal

After removing transport screw, cover the hole with the supplied seal.

Transport screw

Attach to original position before transporting the set.

A transport screw has been attached to the set in order to protect it

during transportation. After removing the transport screw, cover the

hole with the supplied seal.Be sure to remove the transport screw

before mounting the set. The removed transport screw should be

retained in the accessory bag for use the next time the set is trans-

ported.

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

CDX-M8067ZT

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

6

7 8

16	10	9

11

4 2 5 12

1 3

17

13

14

19	15

18

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.
*	1	Polyethylene Bag	CEG1171	8-2		Polyethylene Bag	CEG1116
	2	93269-15014	CBA1564	9		Magazine Assy	CXB5850
	3	91626-60818	CBA1563	10		86274-33220	CNC9747
	4	90153-50010	CBA1566	11		86274-33210	CNC9746
	5	91635-60616	CBA1565	12		Protector	CHP2482
	6	Protector	CHP2481	13		Protector	CHP2376
	7-1	Owner’s Manual	CRD3463	14		Protector	CHP2485
		(English,French)		15		Polyethylene Bag	CEG1174
	7-2	Polyethylene Bag	CEG1116	16		Protector	CHP2483
	8-1	Installation Manual	CRD3484	17		Protector	CHP2484
		(English)		18		Carton	CHA3219
				19		Contain Box	CHL4517

4

CDX-M8067ZT

2.2 MAGAZINE ASSY

1

4

4

4

2

4

3

4

4

- MAGAZINE ASSY SECTION PARTS LIST

Mark No. Description			Part No.
*	1	PP Case	CNS6059
*	2	Owner's Manual	CRD3236
*	3	Label	CRW1365
	4	Tray Unit	CXB5983

5

CDX-M8067ZT

2.3 EXTERIOR

		F						20
9	9	9				12
				12
9								37
				9
				9
28				9
	19
35								12
			9	9
				E
				11
				15
	38		A	C
				B
36
				7		7		F
1
		10						14
36						22
				6		5
								D
				25		E	23
				21				4
		16	2				24	26
	13
								3
	2			18
							B
29							17
		30
							D
				A
						8	8	E
32			34					2
			33			13
								C
					27		16
						2
			31

6

CDX-M8067ZT

- EXTERIOR SECTION PARTS LIST

Mark No. Description		Part No.	Mark No.			Description	Part No.
1	Panel	CNS5829			20-2	Polyethylene Bag	CEG1229
2	Damper	CNV4501			21	PCB	CNP4402
3	Extension Unit	CWX2585			22	Terminal(CN992)	CKF1064
4	Screw	BMZ26P050FMC			23	Plug(CN901)	CKS-789
5	Clamper	CEF1008	*		24	Plug(CN902)	CKS1237
6	Terminal(CN991)	CKF1064			25	Connector(CN801)	CKS2233
7	Screw	IMS26P040FMC			26	Holder	CNC6743
8	Screw	BMZ26P050FMC			27	Lower Case Unit	CXB8000
9	Screw	BMZ30P040FMC			28	Upper Case Unit	CXB8001
10	Button	CAC7015			29	Grille Assy	CXB7337
11	Screw(M2x3)	CBA1077			30	Screw	BPZ26P080FMC
12	Screw	CBA1352			31	Door	CAT2248
13	Spring	CBH1859			32	Door	CAT2305
14	Cord	CDE6621			33	Grille	CNS6601
15	Cord	CDH1312			34	Panel	CNS6602
16	Arm	CNC8058			35	CD Mechanism Module(C5)	CXK4455
17	Holder	CNC9430			36	Screw	IMS20P035FZK
18	Insulator	CNM7287	*		37	Caution Card	CRP1246
19	Cushion	CNM7369			38	Seal	CNM6552
20-1	Seal	CNM7435

7

CDX-M8067ZT

2.4 CD MECHANISM MODULE

9

63

D

102

6

77

103

25

49

32

A

115

41

6

3

47

41

42 22

105

43

104

90

83

	13
				27
		52			33
93
		66
	50				67
						54
					10
			51	6
	6			23	87
B	114	6			82
			45 77		106
	46				C
		44	111
	65			68	8 D
		77
	113			40	74
	112
	62	15		90		6
					92
					6	95
64					96
	B				98
		D
	38			84	76
	48			76
			81 B	11	61
				6
	12		26

	13
	31
	6	24
		36
		14
		97
		53
91		37
		6	73	6		109
6	85			6	108	109
					107	107
6						6
						107
6		6
		108
		107	109 109			6
					C
			107			6
			107		6
		28		59		89

57	100	88
	101	59

72	A					6	34
			77		25	25			56
							6
									55
		6			99			6
		110
				30				94
	85
				6
	6	20	90		21
70						60
									58
		90
	6
			35						19
					71				C
								69
	16
					29				18
						86
								39
	75					17	4	7
					80	A
			2
					79

		78
5	1	5

8

CDX-M8067ZT

- CD MECHANISM MODULE SECTION PARTS LIST

Mark No. Description			Part No.	Mark No. Description			Part No.
	1	Screw	CBA1426	61		Motor Unit(M851)	CXB2187
	2	CD Core Unit	CWX2578	62		Screw(M2x2.5)	CBA1085
	3	Pickup Unit(Service)	CXX1235	63		Motor Unit	CXB1394
	4	Screw	JFZ17P020FNI	64		Chassis Unit	CXB3530
	5	Screw	IMS26P040FMC	65		Bracket Unit	CXB4008
	6	Screw(M2x2.5)	CBA1037	66		Chassis Unit	CXB7113
	7	Screw(M2x3)	CBA1077	67		Plate Unit	CXB2262
	8	PCB Unit	CWX2599	68		Motor Unit(M853)	CXB5747
	9	Holder	CNV5175	69		Damper Unit	CXA7714
	10	Screw	CBA1026	70		Lever Unit	CXA9141
	11	Screw	CBA1166	71		Magazine Holder Unit	CXB7201
	12	Screw(M2x4)	CBA1362	72		Frame Unit	CXB2265
	13	Washer	CBF1002	73		Frame	CNC9375
	14	Ball	CNR1189	74		Holder	CNV5176
	15	Guide	CNV5173	75		Lever Unit	CXB2266
	16	Spring	CBH2368	76		Screw	JGZ17P025FNI
	17	Spring	CBH1827	77		Screw	JFZ20P025FNI
	18	Spring	CBH1828	78		Connector(CN701)	CKS1968
	19	Spring	CBH1829	79		Connector(CN801)	CKS3484
	20	Spring	CBH1830	80		Connector(CN101)	CKS3486
	21	Spring	CBH1919	81		Photo-transistor(Q851)	PT4800
	22	Spring	CBL1241	82		LED(D851)	CN504-2
	23	Spring	CBL1242	83		Arm	CNC6799
	24	Spring	CBL1388	84		Switch(S853)	CSN1012
	25	Screw(M2x3.5)	CBA1114	85		Screw(M2x2.5)	CBA1041
	26	Shaft	CLA2803	86		Volume(VR801)	CCW1021
	27	Arm	CNC6181	87		Switch(S851)	CSN1052
	28	Lever	CNC7713	88		Guide	CNV4722
	29	Lever	CNC6194	89		Spring	CBH1930
*	30	Bracket Unit	CXB5838	90		Screw(M2x3)	CBA1154
	31	Lever Unit	CXB7200	91		Holder	CNV5172
	32	Lever	CNC7975	92		Shaft	CLA3274
	33	Lever	CNC8097	93		Spring	CBH2091
	34	Holder	CNC7448	94		Washer	CBF1038
	35	Cover	CNC8129	95		Bracket	CBL1346
	36	Spacer	CNM4879	96		Spring	CBH2077
	37	Sheet	CNM7576	97		Plate	CNC6847
	38	PCB	CNP4205	98		Plate	CNV4402
	39	Spring	CBL1362	99		Motor Unit(M852)	CXB3931
	40	PCB	CNP4382	100		Guide	CNV5193
	41	Bearing	CNR1423	101		Spring	CBH2070
	42	Belt	CNT1053	102		Bracket	CNC7425
	43	Spring	CBH2062	103		Holder	CNC7941
	44	Gear	CNV5764	104		Spring	CBL1348
	45	Gear	CNV4404	105		Holder	CNV5178
	46	Gear	CNV4406	106		Switch(S852)	CSN1051
	47	Screw Unit	CXB2184	107		Screw(M2x1.4)	CBA1387
	48	Holder	CNV4950	108		Spring	CBL1364
	49	Gear	CNV5305	109		Spring	CBL1307
	50	Gear	CNV5879	110		Gear	CNV6240
	51	Rail	CNV4419	111		Gear	CNV6241
	52	Rail	CNV4420	112		Screw(M2x2)	CBA1250
	53	Clamper	CNV6929	113		Bracket Unit	CXB5749
	54	Lever	CNV4422	114		Spring	CBL1363
	55	Gear	CNV6285	115		Motor Assy(M854)	CXB5882
	56	Gear	CNV6242
	57	Rack	CNV4828
	58	Arm	CNV5868
	59	Guide	CNV4597
	60	Arm	CNV6158

9

1		2		3		4

CDX-M8067ZT

	3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
	3.1 BLOCK DIAGRAM
A								A CD CORE UNIT
			PICKUP UNIT(SERVICE)
							CN101				RF AMP			DIGITAL SERVO
					MD				AUTO POWER CONTROL					PROCESSOR
									16
						6	6
				HOLOGRAM UNIT
						15	15				IC 101				19			IC 601	1	I
										UPC2572GS					L+	2 NJM2068MD				2 NJM
					+5V LD
									17
														IC 201
								Q101		Q102				UPD63702AGF
				FOCUS ACT		4	4	FOP
								TOP
				TRACKING ACT		2	2								10
									ACTUATOR AND						XTAL
									MOTOR DRIVER						11		X201
				B PHOTO PCB					16								16.93MHZ
															XTAL
									26
B	M854		M			7	7	COM	1	IC 301
								COP	2
	CARRIAGE					8	8			BA6997FM
	MOTOR								13										VDD
								SOM	14
		M851				12	12						74	HOME						5V
	SPINDLE		M					SOP		MUTE
						13	13
	MOTOR									9
					S853
		D851			HOME			HOME
						11	11
					Q851										VD
						9	9	DISC		V5	5V	REGULATOR
			3	3		10	10	PGND			3	IC 701		1
			2	2		2	2		VD		PQ05DZ51
	S851 TRP							MSW				2			CDCNT 28			3	55	CDCN
			1	1		1	1
															CONT 30				27
									S803	MAG								1		CON
	S852 DSP					3	3	MAG IN							DISC		27	4	76	DISK
C															MSW 10			21	79	MSW
	C PCB UNIT							MAG							MAG		26	5	23	MAG
						4	4
															I1/I3				65
																	11	20		I1/I3
															I2				66
									MOTOR DRIVER								12	19		I2
									3						I4		13	18	67	I4
	M853	M	2	2		5	5	TRY+							VREF		3	28	72	VRE
								TRY-	5				2		EREF				78
	TRAY		1	1		6	6					I1					4	27		ELVR
	MOTOR												6		EPVO				77
							CN801			IC 302		I2					5	26		ELVP
													13
										LB1836M		I3
	D MOTOR PCB				M852			ELV+	10			I4	9					VREF
						M
								ELV-	12
					ELV
					MOTOR
													VREF				29	2
									VR802				EREF		D801		2	29		Q
					VR801								EPVO
									EREF
					EPVO										VD		1	30
D																	8	23 EJSW
														S801
														EJECT	CN701			CN801

10

1

2

3

4

5		6		7		8

CDX-M8067ZT

A

E EXTENSION UNIT

		UNBALANCE-BALANCE					AUDIO OUTPUT
							ON/OFF SWITCH		CN901
				CONVERTER			IC 803	TC74HC4066AF
	CN701	CN801		2	2		4	3	L+	3
IC 602 1		CD-L		1		1
	24								L-
2 NJM2068MD		7		IC801			1	2		4	1	6
		Q831			IC802
		MUTE	NJM2068V		NJM2068V						2	7
		IEIN	2	BUS DRIVER		5			BUS-		3	8
				IC 601						7		9
		IEOUT	1			6			BUS+
				HA12187FP						8		10
		IEPW		8							4	11
						VBU14					5	12

VDD5V

Q911

Q702	Q833 CD MUTE		ASENB
D	1	BATT	14
	OCD
5V	2
	CONT		9
	6	ASENIN
	ASENS
	5	BSENIN	10
	BSENS
	7
	RESET

IC 911

PAJ002A

62

68

3

4

5

14

15 25

ASENSE/BSENSE/RESET

SWVDD

CDMUTE

IEIN

IEOUT

IEPW

ASENS

BSENS

RESET

VDD5V REGULATOR

VBU14

CDCNT

CONT

DISK

MSW

SYSTEM

VBU14

MAG

CONTROLLER

I1/I3

18

ANSW

I2

IC 701

22

I4

PD5608C

EJSW

26

VREF

POWER

ELVREF

XIN

28

ELVPVO

EJLED

ADENA

TEMP

X701

XOUT

29

6.29MHZ

TH701

56

69

80

VDD

Q701

5V

VDD5V

Q941 ILM5V

4

2

VBU14

VREF

VD

1

POWER

IC921

VD-8.6V/6.6V REGULATOR BA00AST

EJECT SW

5

6

3	B
2

CN902

Q851

C

Q852

D

11

7		8

1		2		3		4

CDX-M8067ZT

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

PICKUP UNIT(SERVICE)

A CD CORE UNIT

B

BA6997FM

C

C PCB UNIT B	CL200FGCTU
	PCBPHOTO

D

D MOTOR PCB

12 A B C D

1

2

3

4

5

6

7

NJM2068MD

NJM2068MD

NJM2068MD

NJM2068MD

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.

8

CDX-M8067ZT

A

B

C

E EXTENSION UNIT

D

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

2.2 ←	2R2
0.022	←R022

A 13

5		6		7		8

CDX-M8067ZT

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

- Waveforms

2. Reference voltage

REFO:2.5V

1 RFO

0.5V/div.

0.5µs/div.

1 CH1: RFO

1V/div.

1 CH1: RFO

1V/div.

0.5ms/div.

0.5ms/div.

Normal mode: play

2 CH2: MIRR

5V/div.

2 CH2: MIRR

5V/div.

Test mode: Tracking open

Normal mode: The defect part

passes 800µm

REFO →

GND →

GND →

3 CH1: FD

0.5V/div.

3 CH1: FD

0.5V/div.

6 CH1: FEY

0.5V/div.

0.2s/div.

0.2s/div.

1ms/div.

4 CH2: FOP

2V/div.

5 CH2: FOK

2V/div.

7 CH2: XSI

2V/div.

Test mode: No disc, Focus close

Normal mode: Focus close

Normal mode: Focus close

REFO →

REFO →

REFO →

REFO →

REFO →

REFO →

GND →

GND →

8 CH1: TEY

0.5V/div.

8 CH1: TEY

0.5V/div.

8 CH1: TEY

0.5V/div.

0.5ms/div.

0.5ms/div.

5ms/div.

9 CH2: TD

0.5V/div.

9 CH2: TD

0.5V/div.

9 CH2: TD

0.5V/div.

Test mode: 32 tracks jump (FWD)

Test mode: Single jump (FWD)

Test mode: 100 tracks jump (FWD)

REFO →

REFO →

REFO →

REFO →

REFO →

REFO →

6 CH1: FEY

0.1V/div.

3 CH1: FD

0.5V/div.

3 CH1: FD

0.5V/div.

20ms/div.

0.5s/div.

0.5s/div.

3 CH2: FD

0.2V/div.

0 CH2: MDYA

1V/div.

0 CH2: MDYA

1V/div.

Normal mode: Play

Normal mode: Focus close (12cm)

Normal mode: Focus close (8cm)

REFO →

REFO →

REFO →

REFO →

REFO →

REFO →

14

CDX-M8067ZT

	8 CH1: TEY	0.2V/div.		8 CH1: TEY	0.5V/div.		0 MDYA	0.5V/div. 0.1s/div.
						5ms/div.
			20ms/div.
	9 CH2: TD	0.2V/div.		! CH2: SD	0.5V/div.		Normal mode: Play (12cm)
	Normal mode: play

REFO →		REFO →
				REFO →
REFO →		REFO →

	0 MDYA	0.5V/div.	10ms/div. @ EFM	1V/div. 5µs/div.	8 CH1: TEY	1V/div.
							2ms/div.
					# CH2: TEC	1V/div.
	Long Search (12cm)		Play		Test mode: Focus close
						Tracking open

REFO →

REFO →

REFO →

REFO →

GND →

8 CH1: TEY

0.5V/div.

$ SCKO

2V/div.

1µs/div.

% Dout

2V/div.

10µs/div.

0.2s/div.

6 CH2: FEY

0.5V/div.

Play

Play

Normal mode: AGC after focus

REFO →

REFO →

REFO →

REFO →

GND →

GND →

^ LRCK

2V/div.

20µs/div.

* CH1: R OUT

1V/div.

6 CH1: FEY

0.2V/div.

1ms/div.

0.2ms/div.

& CH2: L OUT

1V/div.

3 CH2: FD

0.5V/div.

Normal mode: Play (1kHz 0dB)

Normal mode: During AGC

REFO →

REFO →

REFO →

REFO →

REFO →

GND →

15

CDX-M8067ZT

8 CH1: TEY

0.2V/div.

1 CH1: RFO

1V/div.

3 CH1: FD

1V/div.

1ms/div.

0.5ms/div.

0.5ms/div.

9 CH2: TD

0.5V/div.

^ CH2: HOLD

5V/div.

^ CH2: HOLD

5V/div.

Normal mode: During AGC

Normal mode: The defect part passes

Normal mode: The defect part passes

800µm

800µm

REFO →

REFO →

REFO →

GND →

GND →

16

CDX-M8067ZT

17