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49
49
HCD-M333
–
MD Section
–
: USB
: PB(MD)
: REC(MD)
• Signal Path
F
E
C
D
B
A
LASER
DIODE
DETECTOR
OPTICAL PICK-UP BLOCK
(KMS-262E)
LD
POWER
PD
LD
B
A
D
E
FOCUS
COIL
F+
F-
VCC
VC
LD
DRIVE
Q202,203
RF AMP
IC101
MOTOR/COIL DRIVE
IC401
M
M102
(SLED)
M
M101
(SPINDLE)
102
103
105
104
DIGITAL SERVO
DIGITAL SIGNAL PROC.
IC201
MD MASTER CONTROLLER
IC702 (1/2)
IC933
+3.3V
+5V
J
I
C
J
I
F
LASER ON
SWITCH
Q201
VR
PD
ILCC
HF MOD
SWITCH
Q701-704
HF
MODULE
MOD
3
4
AMP
IC701
108
107
100
109
110
HR901
OVER WRITE
HEAD
115
IC181
Q181,182
DRAM
IC152
SWITCH
Q721
MOTOR
DRIVE
M
M103
(LOADING)
IC781
IC721
BU +3.3V
SWITCH
Q781
S101
(LIMIT IN)
S103
(OUT)
S104
(PLAY)
S105
(REC)
S102
(REFLECT/PROTECT)
IC195
IC926
+2.6V
IC803
X804
X721
10MHz
X722
32.768kHz
DOUT
DIN0
DIN1
DATAI
LRCKI
XBCKI
MCLK
11.2896MHz
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
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
1
3
6
7
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299