HCD-GN700/GX8800
28
28
7-2.
BLOCK DIAGRAM – CD SERVO Section –
: CD
• Signal Path
• R-CH is omitted due to same as L-CH
: DIGITAL OUT
OPTICAL PICK-UP
BLOCK
(KSS-213DCP)
A
B
C
D
E
F
LD
VC
CD A+3.3V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
Q101
RF AMP
IC103
IC150
MOTOR/COIL DRIVE
M
M101
SLED
MOTOR
M
M102
SPINDLE
MOTOR
F+
F-
T+
T-
DIGITAL SIGNAL PROC.
IC101
DIGITAL SERVO
IC201
R-CH
CD L-CH
S101
LIMIT
IN SW
OUT(CD)
OPTICAL
SYSTEM CONTROL
CD/TAPE MECHANISM
CONTROL
IC501 (1/4)
CD +3.3V
SENS
SQ-DATA
SQ-CLK
IC104
D/A CONV,
MP3 DECODER
X201
16.9MHz
IC121
+2.5V
CD A+3.3V
Q206, 207
BUFFER
Q731
S751
(LEVER)
D+3.3V
MUTE
Q201
MOTOR DRIVER
IC712
RE701
ROTARY
ENCODER
MOTOR DRIVER
IC701
TABL SENSOR
IC731
M751
(LOADING)
M
M
M741
(TABLE)
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
2
9
8
0
5
1
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299