LG GDR-8162B Service Manual page 53

Dvd-rom drive
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IC201
3.3VD
3.3VA
1.5V
CN701
44
43
42
41
58
3.3VA
5V
FE
18
109
Focus
FD
servo
119
CTL1
59
u-COM
CTL2
60
IC501
3.3VD
5
6
3.3VA
IC502
Vo
1.5V
5V
12V
IC201(109) : 2 V/div DC
IC201(119) : 2 V/div DC
IC301(34) : 2 V/div DC
IC301(35) : 2 V/div DC
400 us/div
IC101
FE Gen.
VHALF
17
27
38
41
Mute
CONT.
25
IC301
5V
12V
CN301
A
43
10
10
B
47
9
9
C
46
15
15
D
44
14
14
FOP
34
1
1
FON
2
35
2
400 us/div
Pickup unit
D
A
C
B
Photo detector
Focus actuater
IC201(109) : 500 mV/div AC
IC201(119) : 500 mV/div AC
IC301(34) : 500 mV/div AC
IC301(35) : 500 mV/div AC

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