Diagrams; Block Diagram - Cd Servo Section - Sony HCD-EH10 Service Manual

HCD-EH10
SECTION 7

DIAGRAMS

HCD-EH10
7-1. BLOCK DIAGRAM – CD SERVO Section –
OPTICAL
PICK-UP BLOCK
(KSM-213CDP)
A
B
C
D
E
F
AUTOMATIC
LD POWER CONTROL
Q321
PD
FOCUS/TRACKING COIL DRIVER,
SLED/SPINDLE MOTOR DRIVER
IC402
2-AXIS
DEVICE FCS+
12 CH2OUTF CH2FIN
FCS–
11 CH2OUTR CH2RIN 7
TRK+
13 CH1OUTR CH1RIN 5
TRK–
14 CH1OUTF CH1FIN 4
SL+
17 CH3OUTF CH3FIN 23
M402
M
(SLED)
SL–
18 CH3OUTR CH3RIN 22
SP+
16 CH4OUTF OPIN+ 2
M401
M
OPOUT 27
(SPINDLE)
SP–
15 CH4OUTR CH4IN 24
MUTE
20
14
70 71
RFACO RFACI
57 A
58 B
59 C
AOUT1 112
60 D
AOUT2 117
50 E
51 F
XTAI 109
66 LD
16.9344MHz
XTAO 108
67 PD
CD DSP
IC201
S201
(LIMIT)
SSTP 39
6 45 FFDR
DATA 89
46 FRDR
CLOK 11
44 TRDR
XLAT 16
43 TFDR
SENS 20
41 SFDR
SCOR 26
DATA2 12
42 SRDR
CLK2 90
XLAT-MP3 13
38 MDP
REQ-MP3 14
IREQ-MP3 10
ACK-MP3 15
XTACN 7
XRST
8
14
R-CH
X201
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD PLAY
CD D +3.3V
SYSTEM CONTROLLER
IC701 (1/3)
31 SO0
30 SC0
8 TMCK
29 SI0
43 AN7
7 SI3
5 SO3
6 SC3
10 IC1
12 OCU1
49 SC2
50 SO2
34 P76
2 P25
11 OCU0
CD
A (Page 16)
AMP-STBY
B
(Page 16)