4. TROUBLE SHOOTING
- 73 -
LGE Internal Use Only
Copyright © 01 LG Electronics. Inc. All right reserved.
Only for training and service purposes
C237
22p
C23
8
27p
1
1
R
7
A
7
B
0
1
C
0
1
B
0
1
A
0
1
D
6
B
5
1
L
7
1
L
8
1
L
6
A
0
1
R
0
1
T
2
1
F
1
1
E
1
1
C
1
T
U
O
_
P
K
2
T
U
O
_
P
K
3
T
U
O
_
P
K
5
T
U
O
_
P
K
B
I
V
B
I
V
_
S
S
V
0
T
U
O
K
L
C
K
2
3
F
K
2
3
C
S
O
N
_
T
E
S
E
R
N
I
2
T
0
K
L
C
_
1
S
2
I
X
R
_
1
S
2
I
X
T
_
1
S
2
I
0
A
W
_
1
S
2
I
L
C
S
_
C
2
I
A
D
S
_
C
2
I
F
F
O
N
O
X202
NX3215SA
32.768KHz
2
1
N
_
T
E
D
_
D
S
M
S
T
R
_
T
R
A
U
_
T
B
S
T
C
_
T
R
A
U
_
T
B
T
U
O
_
M
C
P
_
T
B
N
I
_
M
C
P
_
T
B
K
2
3
_
C
T
R
N
_
T
S
R
_
M
A
C
S
C
_
I
P
S
D
I
_
D
C
L
]
2
[
T
U
O
_
Y
E
K
N
_
T
E
S
E
R
P
_
B
I
V
VDDP_DIG1
1
T
N
I
E
6
T
N
I
E
0
T
N
I
E
0
T
N
I
E
C
T
R
_
D
D
V
4
T
N
I
E
O
I
4
C
C
1
C
C
5
T
N
I
E
1
G
I
D
_
P
D
D
V
Main
Chip
(U201)
10
4
L
n6
5
56n
L402
VB401
2
1
10
R408
1u
C405
33p
C404
VIB_P
TP1