LG GDR-8161B Service Manual page 46

3.3VD
3.3VA
1.5V
PG701
53
54
55
56
3.3VD
3.3VA
1.5V
54
3.3VA
5V
TE
18
111
IC201
Focus
servo
TD
120
CTL1
59
u-COM
CTL2
60
IC501
3.3VD
5
3.3VA
6
IC502
1.5V
Vo
5V
12V
IC201
ARF
98 31
DSL
NARF
99 30
IC101(18) : 2 V/div DC
IC301(28) : 2 V/div DC
IC301(31) : 5 V/div DC
IC301(30) : 5 V/div DC
400 us/div
IC101(57) : 2 V/div DC
IC101(60) : 2 V/div DC
IC101(59) : 5 V/div DC
IC101(58) : 5 V/div DC
1 us/div
IC101(47) : 2 V/div DC
IC101(48) : 2 V/div DC
IC201(98) : 2 V/div DC
IC201(99) : 2 V/div DC
1 us/div
IC101
F1
49
F2
50
E2
51
E1
52
TE Gen.
A
57
B
60
C
59
D
58
VHALF
29
TRP
31
28
TRN
30
38
41
Mute
CONT.
25
IC301
5V 12V
5V 3.3VA
IC101
RFN
48
RF / AGC
RFP
47
PG101
7 7
8 8
E1
16 16
E2
17 17
A B
10 10
D C
9 9
F1
15 15 F2
14 14
Pickup unit
4 4
3 3
Focus actuater
PG101
Pickup unit
12 12 D A
13 13 C B
Photo detector
400 us/div
1 us/div
1 us/div
IC101(18) : 500 mV/div AC
IC301(28) : 500 mV/div AC
IC301(31) : 1 V/div AC
IC301(30) : 1 V/div AC
IC101(57) : 500 mV/div AC
IC101(60) : 500 mV/div AC
IC101(59) : 500 mV/div AC
IC101(58) : 500 mV/div AC
IC101(47) : 500 mV/div AC
IC101(48) : 500 mV/div AC
IC201(98) : 500 mV/div AC
IC201(99) : 500 mV/div AC