Sharp MD X5 Service Manual download pdf (Page 37)

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MD-X5H/CP-X5H

Figure 37 BLOCK DIAGRAM (2/4)

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2

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1

98

6

7

20

12

13

24

25

30

31

22

32

34

35

36

10 11

27

26

28

29

PU-IN SW

XL1

16.934MHz

XIN

LD0

FIN2

JP–

CV+

SLC

SL

FIN1

E

F

TO

FD

SPO

SP

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SL–

SL+

DRF

CL

DAT

CE

VCC1

6

+5V

PICK UP IN

SW702

M

M

M702

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OPTICAL PICK UP UNIT

9

IC2

LC78623D

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IC5

M56748FP

FOCUS/

TRACKING/

SPIN/

SLIDE/

DRIVER

IC1

LA9241M

SERVO AMP.

6

1

9

5

RES. CQCK. COIN

SQOUT. RWC. WRQ.4M

~

~

~

CL, DAT, SELIAL CONTROL/CE

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7

3

+5V

62

64 45 3623 43

37

38

39

40

615853

10

12

20

32

40

43

44

53

52

515431302923271615

4144

Q1

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Q81

+7.3V (B2)

IC91

TA7291S

LOADING

MOTOR

DRIVER

XOUT

EFMO

EFMIN

CLV+

JP–

RCHO

RVSS

LVSS

LCHO

VVDD

VDD

LVDD

RVDD

XVDD

TO MAIN SECTION

M

(TO µ-CON)

M703

LOADING

MOTOR

27

28

CONT4

CONT5

PICK UP

IC1

IC2

50

CLK

41

RFSM

FOCUS COIL

TRACKING COIL

M701

SPINDLE MOTOR

LASER DRIVER

5

14



SW701

VOLTAGE

REGULATOR

OPEN



CLOSE





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