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HCD-GTX66/GTX77
HCD-GTX66/GTX77
6-1. BLOCK DIAGRAM — RF/SERVO SECTION —
SECTION 6
DIAGRAMS
DETECTOR
100
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
AUTOMATIC
POWER
CONTROL
Q301
LASER
DIODE
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
IC401
M
M
M401
(SPINDLE)
M
M
M402
(SLED)
VREF
FOO
B
C
D
F
E
LD
PD
FCS+
FCS–
SL–
SL+
SP+
SP–
TRK+
TRK–
VC
VREF
TRO
FMO
FOO
DMO
TRO
FMO
DMO
DVDD+3.3V
CD+1.5V
CD LCH
CD RCH
DATA
CLK
GATE
ST REQ
AIN
BCKIN
LRCKIN
BUS3
BUS2
BUS1
BUS0
REQ
CCE
BUCK
VM+7V
• Signal Path
X102
16.934MHz
S201
(LIMIT)
DVDD+3.3V
SYSTEM CONTROL
IC401 (1/6)
SELECT SWITCH
IC567
SELECT SWITCH
IC566
SELECT SWITCH
IC568
SELECT
SWITCH
Q602
A
: CD PLAY
: DIGITAL
: USB
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
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299