Service manual

ManualsBrandsCMT ManualsAV receiversIC202

HCD-EH10

1414

HCD-EH10

SECTION 7

DIAGRAMS

7-1. BLOCK DIAGRAM – CD SERVO Section –

OPTICAL

PICK-UP BLOCK

(KSM-213CDP)

CH2OUTF

CH2FIN

FOCUS/TRACKING COIL DRIVER,

SLED/SPINDLE MOTOR DRIVER

IC402

12

6

CH2OUTR

11

CH1OUTR

13

CH1OUTF

14

CH3OUTF17

CH3OUTR18

SL–

SL+

TRK–

TRK+

FCS–

FCS+

2-AXIS

DEVICE

PD

LD

B

A

D

C

F

E

M402

(SLED)

M

CH4OUTF16

CH4OUTR15

CH2RIN

7

CH1RIN

5

CH1FIN

4

CH3FIN 23

CH3RIN 22

OPIN+

2

CH4IN

24

OPOUT

27

FFDR

45

PD

67

F

51

E

50

D

60

C

59

B

58

A

57

LD

66

FRDR

46

TRDR

44

TFDR

43

SFDR

41

SRDR

42

MDP

38

SP–

SP+

M401

(SPINDLE)

M

CD DSP

IC201

SYSTEM CONTROLLER

IC701 (1/3)

XTAI

109

XTAO

108

SSTP

39

X201

16.9344MHz

S201

(LIMIT)

CD D +3.3V

CD

RFACO

AOUT1

112

AOUT2

117

70

RFACI

71

XRST

8

MUTE

20

XTACN

7

ACK-MP3

15

SO2

50

A

AUTOMATIC

POWER CONTROL

Q321

P76

34

P25

2

OCU0

11

IREQ-MP3 10

REQ-MP3

14

XLAT-MP3

13

CLK2

90

SC3

6

IC1

10

OCU112

SC2

49

DATA2

12

SCOR

26 AN743

SO3

5

SI3

7

SENS 20

XLAT

16

CLOK

11

DATA

89

SO0

31

SC0

30

TMCK

8

SI0

29

R-CH

• SIGNAL PATH

: CD PLAY

• R-ch is omitted due to same as L-ch.

AMP-STBY

B

(Page 16)

(Page 16)