Sony MDS-PC3 specifications Block Diagrams BD Section

MDS-PC3

6-1. BLOCK DIAGRAMS – BD SECTION –

DIGITAL SIGNAL PROCESSOR,

EFM/ACIRC ENCODER/DECODER,

SHOCK PROOF MEMORY CONTROLLER,

15

IC151 (1/2)

ATRAC ENCODER/DECODER

TX

OVER WRITE

IC151 (1/2)

EFMO

ADDT

HEAD DRIVE

100

25

IC181, Q181, 182

SAMPLING

DATAI

NC

HR901

FILI

RATE

22

OVER WRITE HEAD

SCTX

60

XBCKI

CONVERTER

PCO

24 NC

59

PLL

LRCKI

NC

CLTV

23

62

FILO

61

DIN0

48

47

RF AMP,

DIGITAL

19

ASYO

DIN1

OPTICAL PICK-UP

FOCUS/TRACKING ERROR AMP

AUDIO

20

NC

53

(KMS-260B/J1N)

MORFO

MORFI

IC101

FILTER

EFM/ACIRC ENCODER/DECODER

SHOCKPROOF

CONTROLLERMEMORY

ATRAC ENCODER/DECODER

INTERFACE

DOUT

21

ASYI

I

I

RFO

AGCI

RF AGC

RF

54

COMPA-

DADT

1

RFI

RATOR

26

J

J

RF AMP

46

40

& EQ

38

57

XBCK

28

2

LRCK

27

FS256

ADDT A (Page 37)

WAVE	OPTICAL	DIGITAL IN
SHAPER	RECEIVER
IC600	IC611	(OPTICAL)

OPTICAL	DIGITAL
TRANSCEIVER	OUT
IC661	(OPTICAL)

29 NC

EQ

DADT, BCK, LRCK

(Page 37)

WBL

	B.P.F.		AUX	33
	3T		PEAK		CLOCK
F		PEAK &		37	GENERATOR
	TEMP		BOTM
	B	BOTTOM		36

WBL

SUBCODE

C

B

ADFG

INTERNAL BUS

ADIP

PROCESSOR

I

J

AT

ADFM

ADIN

ADFG

D

A

B.P.F.

29

30

32

78

DEMODULATOR/

A

A

AMP

DECODER

4

B

ABCD

ABCD 35

5

I-V

CPU

MONITOR

C

E

6

AMP

AMP

INTERFACE

CONTROL

D

FOCUS

FE

F0CNT

SPINDLE

DETECTOR

7

34

79

ERROR AMP

SERVO

C

D

SPFD

SPRD

DQSY

SQSY

XINT

SENS

SRDT

SWDT SCLK

XLAT

MNT0

MNT1

MNT2

MNT3

E

8

E

I-V

TRACKING

TE

26

F

F

SE

9

AMP

ERROR AMP

28

94

93

12

11

14

9

8

5

6

7

1

2

3

4

COMMAND

EQ 3T

WBL

SHOCK

XBUSY

ILCC

AUTOMATIC

APC

LD/PD

POWER CONTROL

11

AMP

SERIAL/PARALLEL

Q121, 122

V-I

F0CNT

20

SWDT

PD

LD

CONVERTER,

CONVERTER

SCLK

DECODER

LASER DIODE

LASER ON

PD

10

PD

APCREF

SWDT

SWITCH

SCLK XLAT

Q101

OSCI	16
OSCO
	17
			D-RAM
D0 – D3			IC153
	49, 48, 50, 51	1, 2, 24, 25	DQ1 – DQ4
A00 – A09	– 40, 45	14 – 18	A9
	34 – 31, 36	5, 9 – 12,	A0 –
XOE	43	22	OE
XWE
	47	3	WE
XRAS
	46	4	RAS
XCAS
	44	23	CAS

BUFFER

IC171

B

C

(Page 37)

SWDT, SCLK

D

12

16 17 18

25

27

32

48

40

38 42 50

58 56

DQSY

SQSY

XINT

SENS

SRDT

SWDT

SCLK XLATCH

(SHOCK)

(XBUSY)

29

LDON

MNT1

MNT2

47

DIG-RST

SYSTEM CONTROLLER

35

WR-PWR

FOCUS/TRACKING COIL DRIVE,

IC1 (1/2)

14

MOD

SPINDLE/SLED MOTOR DRIVE

LDOUT

IC141

16

LDIN

PSB

12

13

SPFD

6

OUT4F

IN4R

M101

M

3

83

10

13

67 65 66 75 74 63 64

4 SPRD

(SPINDLE)

8

OUT4R

IN4F

APCREF

XRST

RECP

AUX1 ABCD FE TE SE PEAK

BOTM

AUTOMATIC

9

10

IN1

IN2

UNREG

POWER

VCC

1

+5V

27

OUT2F

IN2F

29

SFDR

CONTROL

LOADING

M102

M

92

ANALOG MUX

VREF

7

(SLED)

OUT2R

IN2R

SRDR

MOTOR DRIVE

REFERENCE

25

30

91

IC440

VC

6

OUT1

OUT2

VOLTAGE SWITCH

D+3V

LIMIT-IN 30

OUT-SW 51

(Page 37)

+3.3V

REG. +5V IC190

S101

(LIMIT IN)

S103

(OUT SW)

A/D CONVERTER

Q440

GENERATOR

2-AXIS

DIGITAL SERVO

4

2

SIGNAL

DEVICE

FCS+

FFDR

FROM CPU

OUT1F

IN1F

19

88

PROCESS

21

FRDR

INTERFACE

M

(TRACKING)

(FOCUS)

23

OUT1R

IN1R

18

89

PWM

SDA

5

XLRF

XLAT

M103

EEPROM

AUTO

CKRF

80

(LOADING)

SCLK

IC195

SEQUENCER

DTRF

81

6

FCS–

SWDT

SCL

TFDR

82

TRK+

OUT3F

IN3F

14

86

12

TRDR

DIGITAL SERVO

HF MODULE

TRK–

10

OUT3R

IN3R

15

85

SIGNAL PROCESSOR

SWITCH

IC151 (2/2)

IC102, Q131 – 134

HF MODULE

MOD

09

PLAY-SW	49	S104
		(PLAY SW)
11 LD-LOW
REC-P	43	S105
		(REC POSITION)
61 SDA
REFLECT	67
66 SCL	68	• SIGNAL PATH
PROTECT
	S102		: PLAY (ANALOG OUT)
	(REFLECT/PROTECT DETECT)		: PLAY (DIGITAL OUT)
	HIGH REFELECT RATE/
			: REC (ANALOG IN)
	WRITE PROTECT

: REC (DIGITAL IN)

LOW REFELECT RATE/

UN-PROTECT

36 36