LG GM200 Service Manual page 126

7. CIRCUIT DIAGRAM
1 2
A
B
K E Y _ R O W 0
K E Y _ R O W 1
K E Y _ R O W 2
K E Y _ R O W 3
K E Y _ R O W 4
K E Y _ R O W 5
C
D
C A M E R A P O W E R
V B A T
E
U 3 0 3 R T 9 0 1 - 1 M G P Q W
1 8
V N I V O U T 1
R 3 0 8 3 3 0
2 7
C A M _ L D O _ E N E N 1 V O U T 2
3 6
E N 2 N C 2
E ( B 2 _ A D D R _ 0 ) 0 4 5
N C 1 G N D
C 3 1 9 E U S Y 0 3 1 9 0 0 1
1 u
F
2 M F F C A M E R A I F / C O N N E C T O R
C
2 ( 4 P N I )
C h a n g e d o t 5 0 o h m 1 5 p F 0 ( 8 0 8 1 8 _ J e n ) o
F L 3 0 1
6 4
C A M _ D A T A 7 N I O U T _ B 4 N I O U T _ A 4
7 3
C A M _ D A T A 6 N I O U T _ B 3 N I O U T _ A 3
8 2
C A M _ D A T A 5 N I O U T _ B 2 N I O U T _ A 2
9 1
C A M _ D A T A 4 N I O U T _ B 1 N I O U T _ A 1
C N 3 0 5
D
A X K 7 L 2 4 2 2 7 G
C I V E 1 0 1 8 4 E 1 5 0 R 5 0 0 F R
G 1 G 2
S F E Y 0 0 1 1 6 0 1
1
2
3
F L 3 0 4
4
5
6 4 6
C A M _ D A T A 3 N I O U T _ B 4 N I O U T _ A 4
7 3 7
C A M _ D A T A 2 N I O U T _ B 3 N I O U T _ A 3
8
8 2
C A M _ D A T A 1 N I O U T _ B 2 N I O U T _ A 2
9
9 1
C A M _ D A T A 0 N I O U T _ B 1 N I O U T _ A 1
1 0
1 1
1 2
G 3 G 4
E
E N B Y 0 0 2 0 4 0
F L 3 0 7
P C L K 9 1
C A M _ P C L K N I O U T _ B 1 N I O U T _ A 1
R E S E T 8 2
n C A M _ R E S E T N I O U T _ B 2 N I O U T _ A 2
M C L K
7 3
C A M _ M C L K N I O U T _ B 3 N I O U T _ A 3
6 4
N I O U T _ B 4 N I O U T _ A 4
C A M _ P W D N
F
1 2 3
L G 4 ( ) 2 A - 5 - 5 0 5 1 - 0 0 : 1
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Only for training and service purposes
3 4 5 6
M A N I T O K E Y B o t B
V B A T
C N 3 0 1
1 2 0
2 1 9
K E Y _ C O L 0
3 1 8
K E Y _ C O L 1
4 1 7
K E Y _ C O L 2
5 1 6
K E Y _ C O L 3
6 1 5
K E Y _ C O L 4
7 1 4
P O W E R K E Y
8 1 3
9 1 2
K E Y _ B A C K I L G H T 3
1 0 1 1
K E Y _ B A C K I L G H T 2
E N B Y 0 0 1 9 5 0 1
A X K 7 2 0 1 4 7 G
D 3 0 3 D 3 0 5
P R S B 6 8 . C
D N _ I I D O D E _ 1 0 0 6
L C D B A C K I L G H T
V B A T
U 3 0 4 A A T 3 1 5 7 T I P T - 1
5 1 0
N I C 1 +
C 3 0 9 C 3 1 0
F B 3 0 5 1 u
9 1 u
S F B H 0 0 0 7 1 0 2
F B 3 0 6 C - 1
7
B L M 1 5 A G 1 0 0 P N 1
B L M 1 5 A B 6 0 1 S N 1 C 2 +
8 C 3 1 1
S F B H 0 0 0 8 1 0 1 M L E D C P
6 1 u
C - 2
1 1
L C D _ B L _ C T R L E N _ S E T
1
D 1
2
D 2
3
D 3
4 1 2
C 3 2 0 C 3 2 1 G N D N C
2 2 . u 2 2 . u
C 3 2 3 R 3 0 9
E U S Y 0 2 3 8 7 0 2
C 3 2 2 C 3 2 4 C 3 2 5 C 3
4 7 p 4 7 p 4 7 p 4 7 p
1 0 0 K
1 u
2 V 8 I _ O V D D
L C D _ V S Y
L C D _
L C D _
L C D _
2 4
2 3
N I O U T _ B 4 N I O U T _ A 4 C A M _ 2 I C _ C L K
2 2 6 4
N I O U T _ B 3 N I O U T _ A 3 C A M _ 2 I C _ D A T A
2 1 7 3
N I O U T _ B 2 N I O U T _ A 2 C A M _ V S Y N C
2 0 8 2
N I O U T _ B 1 N I O U T _ A 1 C A M _ H S Y N C
1 9 9 1
1 8
C I V E 1 0 1 8 4 E 1 5 0 R 5 0 0 F R
1 7
F L 3 0 3
1 6
1 5
1 4
1 3
1
4 5 6 7
7 8 9 1 0
V B A T
R P 1 0 4 K 2 8 1 D T - R F - U 3 0 1
4 1
V D D V O U T
3 2
F M _ L N A _ E N C E _ N C G N D
C 3 0 5
E U S Y 0 3 5 5 6 0 1
1 u
C 3 0 6 C 3 0
2 2 . u 1 0 0
L 3 0 3
2 7 0 n H
U 3 0 2 M G A 6 - 8 5 T 6
7
P G N D
1
N C 1
6
B A I S
C 3 1 7
C 3 1 5 1 0 0 0 p 2
R F _ N I
F M _ A N T 1 0 0 0 p
5
R F _ O U T
3
N C 2
4
N C 3
M L E D 1
M L E D 2
M L E D 3
R 3 1 0 C 3 1 8 1 0 0 0 p
1 K
2 6
L C D _ C o n n e t c r o
2 V 9 3 _ V E X T
C N 3 0 4
G 1 G 2
1 3 4
2 3 3
M L E D
3 3 2
M L E D 1
R 3 1 4 1 0 0 K
4 3 1
M L E D 2 L C D _ D I
F L 3 0 2
5 3 0 F I M O D E 1
M L E D 3
6 2 9 F I M O D E 2
7 2 8 R S T
N C N I O U T _ B 4 N I O U T _ A 4 L C D _ R E S E T
C S 6 4 8 2 7
C S N I O U T _ B 3 N I O U T _ A 3 L _ D A T A 1 5
R S 9 2 6
7 3
R S N I O U T _ B 2 N I O U T _ A 2 L _ D A T A 1 4
1 0 2 5
8 2
W R N I O U T _ B 1 N I O U T _ A 1 L _ D A T A 1 3
9 1 1 1 2 4
L C D _ R D L _ D A T A 1 2
1 2 2 3
L _ D A T A 0 0 L _ D A T A 1 1
1 3 2 2
L _ D A T A 0 1 L _ D A T A 1 0
1 4 2 1
L _ D A T A 0 2 L _ D A T A 0 9
1 5 2 0
L _ D A T A 0 3 L _ D A T A 0 8
1 6 1 9
L _ D A T A 0 4 L _ D A T A 0 7
1 7 1 8
L _ D A T A 0 5 L _ D A T A 0 6
G 3 G 4
E N B Y 0 0 3 8 6 0 1
A X T 3 3 4 1 2 4 L G 1
D N _ I I D O D E _ 1 0 0 6
L C D _ D A T A 0 0 N I O U T _ B 4 N I O U T _ A 4 L _ D A T A 0 0 L C D _ D A T A 0 8 N I O U T _ B 4 N I O U T _ A 4 L _ D A T A 0 8
6 4 6 4
L C D _ D A T A 0 1 N I O U T _ B 3 N I O U T _ A 3 L _ D A T A 0 1 L C D _ D A T A 0 9 N I O U T _ B 3 N I O U T _ A 3 L _ D A T A 0 9
7 3 7 3
L C D _ D A T A 0 2 N I O U T _ B 2 N I O U T _ A 2 L _ D A T A 0 2 L C D _ D A T A 1 0 N I O U T _ B 2 N I O U T _ A 2 L _ D A T A 1 0
8 2 8 2
L C D _ D A T A 0 3 N I O U T _ B 1 N I O U T _ A 1 L _ D A T A 0 3 L C D _ D A T A 1 1 N I O U T _ B 1 N I O U T _ A 1 L _ D A T A 1 1
9 1 9 1
F L 3 0 5 F L 3 0 6
S F E Y 0 0 1 0 5 0 1 S F E Y 0 0 1 0 5 0 1
C I V E 1 0 1 8 4 E 1 5 0 R 1 0 1 F R C I V E 1 0 1 8 4 E 1 5 0 R 1 0 1 F R
F L 3 0 8 F L 3 0 9
L C D _ D A T A 0 4 N I O U T _ B 4 N I O U T _ A 4 L _ D A T A 0 4 L C D _ D A T A 1 2 N I O U T _ B 4 N I O U T _ A 4 L _ D A T A 1 2
6 4 6 4
L C D _ D A T A 0 5 N I O U T _ B 3 N I O U T _ A 3 L _ D A T A 0 5 L C D _ D A T A 1 3 N I O U T _ B 3 N I O U T _ A 3 L _ D A T A 1 3
7 3 7 3
L C D _ D A T A 0 6 N I O U T _ B 2 N I O U T _ A 2 L _ D A T A 0 6 L C D _ D A T A 1 4 N I O U T _ B 2 N I O U T _ A 2 L _ D A T A 1 4
8 2 8 2
L C D _ D A T A 0 7 L _ D A T A 0 7 L C D _ D A T A 1 5 L _ D A T A 1 5
N I O U T _ B 1 N I O U T _ A 1 N I O U T _ B 1 N I O U T _ A 1
9 1 9 1
8 9
- 127 -
1 1 1 2 1 3 1 4
S N G F 0 0 4 0 1 0 1
A M F A 1 0 0 3 0 1 5 F 1
C 3 0 1
1 0 0 0 p
D U M M Y F E E D
C 3 0 2
A N T 3 0 1 L 3 0 1
2 7 p
1 0 0 n H
2 V 9 3 _ V E X T
D 3 0 1 L 3 0 2
D N _ I I D O D E _ 1 0 0 6 1 0 0 n H
V U S B N I
V C H G V B A T
C N 3 0 2
2 1
1 9
1
2
3
F B 3 0 1 1 8 0 0 4
H S O _ L
F B 3 0 2 1 8 0 0 5
H S O _ R
6
U S B D P
7
U S B D M
8
J A C K _ D E T E C T
F B 3 0 3 9
S F E Y 0 0 0 7 1 0 1
1 0
C I V F P 1 0 1 8 1 E 3 0 1 F R
R P W R O N 1 1
R P W R O N
1 2
O U T N I
1 3
G N D 2 G N D 1
D S R 1 4
D S R _ D E T
1 5
R 3 0 5 4 7 U A R T _ T X 1 6
7 ( U A R T _ T x D ) U S C 2
R 3 0 6 4 7 U A R T _ R X 1
7
0 p ( U A R T _ R x D ) U S C 1
1 8
2 0
2 2
G U 0 4 1 1 - 8
C 3 1 6
E N R Y
4 7 . u
F M _ A N T _ 1
V o u l m e s d i e k e y
C N 3 0 3
1
R 3 1 1 1 5 0 2
K E Y _ R O W 0
R 3 1 2 1 5 0 3 V O L _ U P
K E Y _ C O L 1
R 3 1 3 1 5 0 4 V O L _ D O W N
K E Y _ C O L 2
P R S B 6 8 . C
E D T Y 0 0 0 8 6 0 6
1 5 1 6
A
B
F M _ A N T
F M _ A N T _ 1
C 3 0 3
1 0 0 p
C 3 0 4
2 7 p
C
2 : H e a d s t e M C I
4 H : S O _ L
5 H : S O _ R
6 U : S B +
7 : U S - B
8 : J A C K _ D
D
9 1 , 0 : B A T T
1 1 : / R O N
1 2 1 , 3 C : H G
1 4 : D S R
1 5 : V U S B
1 6 : / D T X
1 7 : / D R X
F B 3 0 4
2 2 0
P E - 1 0 0 0
0 0 0 6 8 0 1
E
F
C
D
E
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