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47
HCD-CL5MD
7-2. BLOCK DIAGRAMS
CD SECTION
• Signal Path
: CD (DIGITAL)
:DIGITAL IN (OPTICAL)
OPTICAL PICK-UP
BLOCK
(A-MAX.3)
PD1
PD2
I5-10
I1-6
LD
VC
SW
VCC
+5V
GND
PD
VR
LD
DRIVE
Q101
RF AMP
IC103
IC102
MOTOR/COIL DRIVE
M
M102
SLED
MOTOR
M
M101
SPINDLE
MOTOR
F+
F-
T+
T-
DIGITAL SIGNAL PROC.
IC101
DIGITAL SERVO
DATA
CLK
XLT
SQSO
SENS
MASTER CONTROL
IC401(1/3)
SCLK
SCOR
CTRL1(1-2)
LDON
XRST
PWM1
PWM2
PWM3
SW
Q102
IC551
+3.3V
REG.
Q103,D101
IC503
SELECTOR
1
6
12
13
X201
33.8MHz
+5V
+5V
+3.3V
DIN