HCD-M70
14
14
I-V AMP
DETECTOR
(TRACKING)
(FOCUS)
2-AXIS DEVICE
LASER DIODE
4
2
1
5
10
6
7
D+5V
LD
PD
VCC
LD
PD
AUTOMATIC
POWER
CONTROL
Q101
SIGNAL PATH
: CD PLAY (ANALOG)
: CD PLAY (DIGITAL OUT)
CD-L
R-CH
S101
(LIMIT)
23 22
24
DIGITAL SERVO
PROCESSOR
IC101 (2/2)
SPINDLE/SLED MOTOR DRIVE,
FOCUS/TRACKING COIL DRIVE
IC102
M
M
M102
(SLED)
M101
(SPINDLE)
Q801
Q800
X101
16.9344MHz
OPTICAL
DIGITAL OUT (CD)
CLK, SQSO
CLK
SQSO
CD-ON
RF AMP
FOCUS/TRACKING ERROR AMP
IC103
FILTER
DIGITAL SIGNAL PROCESSOR,
DIGITAL FILTER, D/A CONVERTER
IC101 (1/2)
OPTICAL
PICK-UP BLOCK
(KSS-213DCP)
M
M
Q800, 801
CD ON SWITCH
R-CH : R-ch is omitted due to same as L-ch.
SECTION 6
DIAGRAMS
6-1.
BLOCK DIAGRAM – CD SERVO Section –