Sony Ericsson CDX-CA850X Block Diagram - Cd Section, CDX-CA850/CA850X/CA860X, Display, Tuner

CDX-CA850/CA850X/CA860X

3-2. BLOCK DIAGRAM — CD SECTION —

4

OPTICAL PICK-UP

RF AMP, LD APC,

DIGITAL SERVO,

(Page 24)

CD SYSTEM CONTROL

ATT

TUNER

SYSTEM CONTROL

ERROR AMP

DIGITAL SIGNAL PROCESSOR

KSS-720A

IC1

IC501

1

IC5

SECTION

IC501 (1/3)

• Signal path

(Page 24)

A

5

A

TUNER

A MUT 19

5

ATT

:CD

SECTION

C

7

C

RF

RFO

61 RFAC

EFM

D/A

D/A

LOUT1

92

CD L

B

16

LOUT2

CDMON

17

MDON

DISPLAY

B

6

EQ

DEM

I/F

CONV.

95

5

54 RFDC

R-CH

CDON 18

CDON

SECTION (Page 25)

I-V

BUS CLK

D

8

D

51

19

UNI CKO

CONV.

BUS SI

52

17

UNI SI

FOCUS

DIGITAL

LOCK

34

46

LOCK

18 UNI SO

ERROR

CLV

BUS ON 61

14 BUS ON

(KEY BOARD)

RESET

30

22 SYS RST

FE

14

50 FE

6

OPEN

BU IN

60

77 BU IN

SIRCS

E

E

90 RESET SIRCS 24

11

TRACKING

TE

13

52

TE

SQSO

6

49

SI2

BUFFER

F

10

F

ERROR

SUB

SQCK

86 HSTX

IC903

7

48

SCK2

51 SE

CODE

SCOR

PD

PROCESS

24

64

SCOR

IC502

PD

4

LD

LD ON 22

MD2 73

71

MD2

1

RESET

2

BU 5V

XRST

11

21

CD RST

S101

LD

AMP

HOLD SW 21

DATA 13

67

CD DATA

LD

LD

RESET

DRIVE

3

AGC CONT 20

XLAT

14

68

CD XLAT

Q101

SCLK

17

45

SCLK

CLOK

15

65

CD CKO

TRACKING/FOCUS COIL DRIVE

SENS

16

57

SENS

SLED/SPINDLE/LOADING MOTOR DRIVE

GFS

22

55

GFS

IC7

BU DET

FOK

32

54

FOK

BUS INTERFACE

BATT

Q602

IC601

FOCUS

FFDR

FOCUS

10

22

42

31

XIN

COIL

FRDR

X1

COIL

BATT (L)

11

DRIVE

21

43

10MHz

10

3

BATT

32

XOUT

CHECK

TRACKING

8

TRACKING

25

40

TFDR

SERVO

COIL

TRDR

COIL

CTL

13

RESET

2

9

DRIVE

24

41

SW3

11

SSTP

M902

SFDR

(LIMIT)

Q603

6

SLED

31

38

SW1

IN SW

62

BUS ON

SLED

MOTOR

SRDR

12

1

7

32

39

(DISC IN)

CONT

MOTOR

DRIVE

SW4

10

D SW

8

M901

SPINDLE

(DOWN)

12

MDP

9

6

3

SPINDLE

MOTOR

18

35

SW2

63

SELF SW

DATA

13

6

5

2

MOTOR

DRIVE

(SELF)

8

4

1

M903

LOADING

CLK

7

5

1

69

LM EJ

11

4

CN601

LOADING

MOTOR

MOTOR

4

DRIVE

2

66

LM LOD

BUS

40

SLED –

CONTROL IN

MUTE 1 34

70

DRIVE OE

MUTE 2 35

20

LD ON

22

HOLD

23

AGC CONT

BUS SO 53

2

SRST

BUS CLK

BUS SI

DISPLAY

BUS ON

UNI SO

SECTION

LINK OFF

(Page 25)

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