LG GM310 Service Manual page 132

8. CIRCUIT DIAGRAM
1 2
A
L C D & L G I H T L E D D R V I E
B
V B A T
U 1 0 1 A A T 3 1 6 9 F I
C 1 0 1 1 u
4
C 1 + C 2 +
5
C - 1 C - 2
O U T C P
9
N I
D 1
D 2
3
L C D _ B L _ C T R L E N _ S E T D 3
D 4
1 0
G N D D 5
1 5
P G N D D 6
V A 1 0 1
R 1 1 0
C 1 0 3 C 1 0 4
1 u 0 1 . u
1 0 0 K
C
D
T O U C H C I
T O U C H _ S E ( N ) 0
T O U C H _ S E ( N ) 3
2 V 6 2 _ V O I 2 V 8 _ V T C H
E
R 1 1 9
S C L _ T O U C H
R 1 2 0
S D A _ T O U C H
V A 1 0 8 V A 1 0 9
F
R 1 2 1
T O U C H _ N I T
V A 1 1 2
G
T O U C H K E Y
D O
U P
U P
T O U C H _ S E ( N ) 0
T O U C H _ S E ( N ) 1 D O
T O U C H _ S E ( N ) 2 L E
T O U C H _ S E ( N ) 3 R G I
H
1 2
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3 4 5
N
R
V B A T
N A I V
O T - 1
7
C 1 0 2 1 u
8
R 1 0 1 R 1 0 2
6
2 2 . K 2 2 . K
M L E D
S S S S C C T - T - W W H H 1 1 0 0 4 4 H - H - L L
1 1
M L E D 1
1 2
M L E D 2
1 3
M L E D 3
1 4
M L E D 4
1
M L E D 5 Q 1 0 1
2 R 1 0 8 1 K R 1 0 9 1 K
L G I H T B L 3 B L 1
K T C 4 0 7 5 E
V A 1 0 2 V A 1 0 3 V A 1 0 4 V A 1 0 5 V A 1 0 6 V A 1 0 7
C 1 0 5 R 1 1 2 R 1 1
2 2 . u 1 0 K 1 0 K
2 V 8 _ V T C H
S O F T
4 7 . n
C 1 0 7
1 1 2
G P 0 _ 0 G P 0 _ 2 T O U C H _ S E ( N ) 2
2 U 1 0 2 1 1
G P 0 _ 1 X R E S T O U C H _ R E S E T
4 7
3 C Y 8 C 2 0 1 1 0 1 0
2 I C _ S C L G P 1 _ 4
4 9
4 7
2 I C _ S D A G P 1 _ 3
O K
S O F T _ T W
4 7
T P 1 0 9 T O U C H _ S E ( N ) 1
T O U C H L D O
V B A T 2 V 8 _ V T C H
U 1 0 4 B H 2 8 F B 1 W H F V
V N I V O U T
3 4
G N D B G N D
2 6
W N 0 1 T O U C H _ W A K E U P S T B Y N C
1 5
0 1
V T
W N
F T
H T V A 1 1 3 C 1 1 2 C 1 1 3
0 1 . u 2 2 . u
3 4 5
6 7 8
A I V K E Y P C B
K E Y B A C K L G I H T L E D
V B A T R W F / F
V B A T
R 1 0 3 R 1 0 4
2 2 . K 2 2 . K R 1 0 5 R 1 0 6
2 7 . K 2 7 . K
Q 1 0 2 S S S S C C T - T - W W H H 1 1 0 0 4 4 H - H - L L
S S S S C C T - T - W W H H 1 1 0 0 4 4 H - H - L L
Q 1 0 3
K T C 4 0 7 5 E R 1 1 1 1 K
B L 2
K T C 4 0 7 5 E
3
R 1 1 4
1 0 K
S O F T O / K
M L E D
L G I H T
S S C T - W S H S 1 C 0 4 T - H - W L H 1 0 4 H - L
K E Y
H A L L E F F E C T S W T I
2 V 6 2 _ V O I
S O F T _ O N E
U 1 0 3 B U 5 2 0 3 1 N V X
K E Y O U T 0
4 1
V D D O U T
V A 1 1 6
O 3 2
N C G N D
E V L C 5 S 0 2 1 0 0
C 1 1 0
0 1 . u C 1 1 1
0 1 . u
K E Y O U T 3
V A 1 1 7
E V L C 5 S 0 2 1 0 0
M O T O R
U 1 0 5
S U Y 9 8 0 0 5 L T 1 G
R 1 2 4
M O T O R _ E N 1
V N I R 1 2 5
3
1 K
R 1 2 6 V O U T
2
1 0
1 0 0 K G N D
C H S C L S D A N I T G N D
6 7 8
- 133 -
9 1 0 1 1
L C D C O N N E C T O R
E N Q Y 0 0 1 4 9 0 ( 1 G F 0 3 2 3 - 5 S E - 2 0 0 0 Z , P I T Y
2 V 8 5 _ V L C D
2 V 8 5 _ V L C D
C N 1 0 1
1
2
L C D D I : H G I H S ( H A R ) P 3
L C D _ D I 4
L C D D I : L O W H ( T I A C H ) I 5
6
7
8
9
1 0
1 1
1 2
1 3
L C D _ D 0 1 4
L C D _ D 1 1 5
L C D _ D 2 1 6
1 7
L C D _ D 3
1 8
L C D _ D 4
1 9
L C D _ D 5
2 0
L C D _ D 6
L C D _ D 7 2 1
2 2
_ L C D _ R E S E T 2 3
_ L C D _ W R 2 4
2 5
2 7 P N I L C D _ R D
2 6
_ L C D _ C S 1
2 7
F I M O D E N I T E R F A C E L C D _ C D
2 8
2 9
L 1 6 b t i
3 0
L C D _ V S Y N C
3 1
H 8 b t i M L E D 5
3 2
M L E D 4
M L E D 3 3 3
M L E D 2 3 4
M L E D 1 3 5
M L E D
G F 0 3 2 3 - 5 S E - 2 0 0 0
C 1 0 6
1 u
R R R C C C L L L A A A M M M P P P 0 0 0 5 5 5 2 2 2 1 1 1 P P P _ _ _ T T T C C C T T T R C L A M P 0 5 2 1 P _ T C T
l S d i e P C B o t l S d i e F P C B
E N B Y 0 0 3 6 8 0 ( 1 G B 0 4 2 6 - 0 S H - 1 0 E - 3 0 0 0 S , O C K E ) T
V B A T
C H 2 V 8 5 _ V L C D
2 V 6 2 _ V O I
C N 1 0 2
1 6 0
2 5 9
3 5 8
4 5 7
5 5 6
S L D I E _ D E T E C T
6 5 5
7 5 4
8 5 3
K E Y N I 4 L C D _ D I
9 5 2
K E Y N I 5 L C D _ D 0
1 0 5 1
K E Y O U T 0 L C D _ D 1
1 1 5 0
K E Y O U T 3 1 2 4 9 L C D _ D 2
L C D _ D 3
1 3 4 8
M O T O R _ E N L C D _ D 4
1 4 4 7
L C D _ D 5
1 5 4 6
L C D _ D 6
1 6 4 5
L C D _ D 7
1 7 4 4
T O U C H _ W A K E U P _ L C D _ R E S E T
1 8 4 3
T O U C H _ N I T 1 9 4 2 _ L C D _ W R
T O U C H _ R E S E T L C D _ R D
2 0 4 1
S D A _ T O U C H _ L C D _ C S 1
2 1 4 0
S C L _ T O U C H L C D _ C D
2 2 3 9
L C D _ V S Y N C
2 3 3 8
2 4 3 7
V B I R A T O R B L 1
2 5 3 6
B L 2
2 6 3 5
B L 3
2 7 3 4
2 8 3 3
L C D _ B L _ C T R L
2 9 3 2
S L D I E _ D E T E C T
3 0 3 1
V B I R A T O R
C 1 1 4
0 1 . u
9 1 0 1 1
1 2
A
P ) E
B
C
D
E
F
G
H
1 2
LGE Internal Use Only