LG gd350 Service Manual page 95

Hide thumbs Also See for gd350:
Table of Contents

Advertisement

4. TROUBLE SHOOTING
TEST POINT
FB200
U200
C225
C223
CIRCUIT
M
1
5
R
E
P
N
M
1
6
R
E
P
P
A
R
U
1
4
I D
O
A
M
P
R
C
V
_
P
R
C
V
_
N
H
S
_
L
H
S
_
R
1
V
8
1
_
V
D
D
2 I
C
_
S
D
A
2 I
C
_
S
C
L
C
2
2
7
C
2
2
8
C
2
3
5
3
9
p
3
9
p
0
1 .
u
LGE Internal Use Only
C
V
_
N
V
B
A
T
C
V
_
P
C
2
3
7
C
2
3
8
1
u
4
7 .
u
0
1 .
u
C
2
3
6
E
1
A
4
N I
M
+
L
S
O
U
T
+
D
1
A
3
N I
M
-
L
S
O
U
- T
C
1
D
2
N I
L
S
E
T
U
2
0
2
C
2
N I
R
E
3
H
P
L
C
3
B
Y
P
A
S
S
A
1
2 I
C
V
D
D
B
2
S
D
A
B
3
E
2
S
C
L
H
P
R
C
2
3
2
0
1 .
u
C
2
3
3
C
2
3
4
2
2 .
u
2
2 .
u
4. TROUBLE SHOOTING
Figure 4.11
R
C
V
_
S
P
K
_
P
U
S
B
_
D
M
R
C
V
_
S
P
K
_
N
U
S
B
_
D
P
U
A
R
T
_
R
X
U
A
R
T
_
T
X
H
S
O
_
L
H
S
O
_
L
H
S
O
_
R
H
S
O
_
R
C
2
0
1
C
1
5 .
n
1
96/140
- 96 -
Copyright © 2010 LG Electronics. Inc. All right reserved.
FB201
U202
C
2
0
2
2
2 .
u
D
2
B
A
T
A
4
D
N
1
A
5
D
P
2
R
2
1
3
B
3
U
2
0
0
U
1
R
2
1
4
A
3
4
7
U
2
4
7
A
1
M
C I
D
4
F
B
2
0
0
A
U
D
1
F
B
2
0
1
D
3
A
U
D
2
A
2
S I
E
T
2
0
0
5 .
n
Only for training and service purposes
D
5
V
B
C
5
C
O
M
N
1
B
5
C
O
M
P
2
B
4
U
D I
B
1
R
E
S
D
1
C
A
P
C
4
G
N
D
C
3
C I

Advertisement

Table of Contents
loading

Table of Contents