Sony MZ-E90 service manual MZ-E60, BLOCK DIAGRAMS 6-2-1.MD BLOCK DIAGRAM

MZ-E60

6-2. BLOCK DIAGRAMS

6-2-1. MD BLOCK DIAGRAM

MAIN BOARD (1/2) MD SECTION

•Signal path : MD

		MINIDISC
		OPTICAL PICK-UP BLOCK
		(LCX-2E)
		ly	–
		lx	+
			–
		Jx	+
			–
Jx	Jy	Jx
			+
		Jy
			–
lx	ly	lx
			+
		A
			–
a	b c	d
			+
		B
	F		–
		C	+
			–
		D	+
			–
			+
		MON	–
			+
			LD
			AVCC
			S0
			S1
			TRACKING
			COIL
			FOCUS
			COIL
04

DIGITAL SERVO

ATRAC

16M DRAM

IC601

IC602

B+

(Q907)

B+

2

VREF

71

9

VSS

1

74

12

VSS 13

(Q907)

•

•

DRA0

70

15

A0

66

19

•

•

A11

1

VDD ADJ

DRA11 62

21

•

•

20

65

8

•

•

RF AMP, FOCUS/TRACKING ERROR AMP

B+

•

64

6

37

IC501

(Q907)

•

52

2

51 VDD

CN501

•

DRD0

•

•

D0

VREF

75

53

3

6

3

VREF

•

•

•

87

DRD3

58

24

D3

DVDD

21

•

•

47 MCK I/O

57

25

AVCC

38

97

ID3

XRAS 63

5

XRAS

98 ID4

XOE 60

22 XOE

VSS 14

18BIT D/A CONVERTER

82V

30

XCAS 59

23 XCAS VSS 26

IC302

XWE 54

4

XWE

RF OUT

33

7

RF

8X

∆ Σ

AOUTL

ly

Iy

LPF

14

AOUTL

9

7

LRCK

INTERPOLATOR

MODULATOR

lx

Ix

DFCT

LRCK 39

5

DEFECT

SERIAL

Jx

10

8

Jx

RF AMP,

DFCT

27

13

AUDATA 40

4

SDATA

INPUT

Jy

14

9

Jy

FOCUS

BCK 41

3

BICK

INTERFACE

AOUTR

15

10

ERROR,

OFTRK

8X

∆ Σ

A

A

OFTRK

26

14

OFTRK

LPF

13

AOUTR

16

11

TRACKING

INTERPOLATOR

MODULATOR

B

B

ABCD

B+

17

13

ERROR

39

4

ABCD

C

C

FE

(Q907)

7

4

40

3

FE

D

D

TE

VREF

8

5

44

5

TE

11

S MON

MCLK

CLOCK

CKS

12

A-C

41

MCLK 50

1

DIVIDER

VDD

16

D-C

TPP/WPP

10

6

PD

2

MON

18

15

PD-NI

AVCC

LD-VDD

PD-I

20

16

(Q907)

LD-EMIT

PD-O

17

19

APC

TF OUT 21

TF1

5

LASER

TR OUT 22

TR1

LD-A

12

AUTO POWER

18

PD-DRV

FR OUT 23

FR1

CONTROL

FF OUT 24

FF1

LD-K

13

Q501

T COUNT

ADIP

T-COUNT

28

12

T COUNT

VREF

AVCC (Q907)

ADIP IN

MCLK

AVCC

43

SINT 30

SINT

20

ADIP

42

9

ADIP

SCK 29

S0

11

S BUS 28

S1

XRST

19

24

27

XRESET

SERIAL

SCK

23

I/F

S BUS

22

XRST

S MON

PD

SSB CLK

SSB DATA

S0

S1

2

TRK+

1

TRK–

SERVO,

1

SYSTEM CONTROL

4

FCS+

SECTION

(Page 19)

3

FCS–

– 17 –

– 18 –

SERVO,

2 SYSTEM CONTROL SECTION

(Page 19)

SERVO,

3 SYSTEM CONTROL SECTION (Page 19)

SERVO,

4 SYSTEM CONTROL SECTION (Page 19)