LG GM310 Service Manual page 96

TP1
B L U E T O O T H +
TP3
A N T 2 0 1
N C 1
C 2 4 4 1 8 . p
N C 2 F E E D
F M _ A
L 2 0 3
C 2 4 5
N A
1 n H
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2 V 8 5 _ V B T
V B A T
C 2 6 4
2 2 . u
R 2 2 4 R 2 2 5 R 2 2 6
D I N D I N D I N
F M
6
B T _ A N T
C 2 4 6 1 0 0 p
3 2
N T
F M _ A N T
C 2 5 3 C 2 5 4
M 2 0 1
D I N D I N
R B C A B - 5 6 1 A
1 V 8 _ S D
1 4
T M 0
C 2 6 3
D I N
1 V 8 _ S D
R 2 5 0
TP2
0
1 0 T P 2 0 7
U A R T _ T X D
9 T P 2 0 8
U A R T _ R X D
1 1 T P 2 0 9
U A R T _ C T S B T _ U A R T _ R T S
8
T P 2 1 0
U A R T _ R T S B T _ U A R T _ C T S
2
P C M _ N I B T _ P C M _ T X
3 8
P C M _ O U T B T _ P C M _ R X
3
P C M _ C L K B T _ P C M _ C L K
4
P C M _ S Y N C B T _ P C M _ S Y N C
1 5
V A F R R A D O I _ O U T _ R
1 6
V A F L R A D O I _ O U T _ L
2 9
2 I C _ C L K
2 6 TP3
2 I C _ D A T A
2 7
G P O I 6
1 8
X T A L _ N
C 2 5 5 2 2 p
1 9
X T A L _ P B T _ C L K
C 2 5 6 1 0 0 p
3 0
L P O _ N I C L K 3 2 K _ 1 V 8
1
G N D 1
5
TP4
G N D 2
7
G N D 3
1 2
G N D 4
2 0
G N D 5
3 1
G N D 6
3 9
G N D 7
4 0
G N D 8
4 1
G N D 9
4 2
G N D 1 0
C 2 6 2
D I N
- 97 -
5. Trouble shooting
1 V 8 _ S D
2 V 6 2 _ V O I
U 2 0 3 N L S X 3 3 7 3 M U T A G
1 8
V L V C C
2 7
B
O I _ V L 1 O I _ V C C 1
3 6
B
O I _ V L 2 O I _ V C C 2
4 5
G N D E N
C 2 4 2 C 2 4 3
0 0 . 1 u 0 0 . 1 u
TP5 ~ TP8
LGE Internal Use Only
T _ U A R T _ R X
T _ U A R T _ T X