Only For Training And Service Purposes - LG GD580 Service Manual

4. Trouble Shooting
1
U405
60
1
Main PCB Bottom
2
Main FPCB TOP
3
Upper FPCB Bottom
LGE Internal Use Only
TP1 TP2
CN502
TP3 TP4
1
40
CN702
TP5
S F E Y 0 0 1 1 6 0 1
F L 5 0 3 C I V E 1 0 1 8 4 E 1 5 0 R 5 0 0 F R
1 9
P D _ I D 1 N I O U T _ A 1 N I O U T _ B 1
2 8
P D _ I D 3
N I O U T _ A 2 N I O U T _ B 2
7
3
P D _ I D 5 N I O U T _ A 3 N I O U T _ B 3
4 6
P D _ I D 7 N I O U T _ A 4 N I O U T _ B 4
S F E Y 0 0 1 1 6 0 1
F L 5 0 1 C I V E 1 0 1 8 4 E 1 5 0 R 5 0 0 F R
1 9
P D _ I D 6 N I O U T _ A 1 N I O U T _ B 1
2 8
31 P D _ I D 4 N I O U T _ A 2 N I O U T _ B 2
3 7
P D _ I D 2
N I O U T _ A 3 N I O U T _ B 3
4 6
P D _ I D 0 N I O U T _ A 4 N I O U T _ B 4
TP2
TP2
L C D _ R E S N
F B 5 0 9 1 0 0 0
L C D _ W E N
L C D _ C S N
L C D _ D I
A P P _ G P _ L C D _ B L _ C T R L
V D D _ L C D _ 2 V 8
L C D _ V S Y N C
L C D _ A D S
L C D _ R D N
A C C _ G P _ L E D _ M _ R E S _ N
A C C _ G P _ L E D _ M _ L D O _ E N
V D D E _ 1 V 8
B E A R P
B E A R N
30
B L M 1 5 H D 1 8 2 S N 1
F B 5 0 8 1 8 0 0
C C O 2
B L M 1 5 H D 1 8 2 S N 1
F B 5 0 3 1 8 0 0
M C I 4 P
F B 5 0 5 1 8 0 0
M C I 4 N
B L M 1 5 H D 1 8 2 S N 1
TP1
C 5 0 5 C 5 1 8
TP1
0 1 . U 0 1 . U
20
V B A T
V D D E _ 1 V 8
V B O O S T
A C C _ G P _ L E D _ M _ R E S _ N
A C C _ G P _ L E D _ M _ L D O _ E N
S Y S C L K 0
21
A P P _ G P _ L E D _ M _ S C L
A P P _ G P _ L E D _ M _ S D A
V D D _ C A M _ 1 V 8
V D D _ C A M _ 2 V 8
C _ I R E S N
C _ I H S Y N C
A P P _ 2 I C _ S C L
A P P _ 2 I C _ S D A
C C O 2
O U T 1 0 0 T P
U T 1 0 1 T
TP5
- 100 - Copyright © 2009 LG Electronics. Inc. All right reserved.
F L 5 0 2 C I V
1
N I O U T _ A 1 N I O
2
N I O U T _ A 2 N I O
3
N I O U T _ A 3 N I O
4
N I O U T _ A 4 N I O
F L 5 0 4 C I
1
N I O U T _ A 1 N I O
2
A X T 5 6 0 1 2 4 N I O U T _ A 2 N I O
3
E N B Y 0 0 4 5 5 0 1 N I O U T _ A 3 N I O
4
N I O U T _ A 4 N I O
G 4 G 3
3 1 3 0
3 2 2 9
3 3 2 8
3 4 2 7
3 5 2 6
3 6 2 5
3 7 2 4
3 8 2 3
3 9 2 2
4 0 2 1
4 1 2 0
R 5 0 4
4 2 1 9
4 3 1 8 5 1
4 4 1 7
4 5 1 6
4 6 1 5
4 7 1 4
4 8 1 3
4 9 1 2
5 0 1 1
5 1 1 0
5 2 9
5 3 8
5 4 7
5 5 6
5 6 5
5 7 4
5 8 3
5 9 2
6 0 1
G 2 G 1
C N 5 0 2
C 5 0 4 C 5 1 2 C 5 1 7 C 5 0 7 C 5 1 3
C 5 0 2 C 5 0 1 C 5 0 3
1 8 p D I N
D I N D I N
0 1 . U 0 1 . U 1 U 1 U
TP3
TP3
C N 7 0 2
G 1 G 2
1 4 0
2 3 9
B E
3 3 8
B E
4 3 7
5 3 6
C _ I
6 3 5
7 3 4
C _ I
8 3 3
C _ I
TP4
9 3 2
C _ I
1 0 3 1
C _ I
1 1 3 0 TP4
C _ I
1 2 2 9
C _ I
1 3 2 8
C _ I
1 4 2 7
C _ I
1 5 2 6
T R
1 6 2 5
A P
1 7 2 4
A C
1 8 2 3
C _ I
1 9 2 2
M C I
2 0 2 1
M
G 3 G 4
A X T 6 4 0 1 2 4
TP5
_ S O L D E R
B E A R N
P _ S O L D O E R
B E A R P

Only for training and service purposes

E 1 0 1 8 4 E 0 7 0 R 1 0 0 F R
9
U T _ B 1 C _ I D 0
8
C _ I D 1
U T _ B 2
7
U T _ B 3 C _ I D 2
6
U T _ B 4 C _ I D 3
S F E Y 0 0 1 1 7 0 1
V E 1 0 1 8 4 E 0 7 0 R 1 0 0 F R
9
U T _ B 1 C _ I D 4
8
C _ I D 5
U T _ B 2
7
U T _ B 3 C _ I D 6
6
U T _ B 4 C _ I D 7
S F E Y 0 0 1 1 7 0 1
A C C _ G P _ V G A _ S D N
A C C _ G P _ L E D _ M _ C T R L
T I R C K L E
C _ I P C L K
C _ I V S Y N C
C _ I H S Y N C
A P P _ 2 I C _ S D A
A P P _ 2 I C _ S C L
C _ I R E S N
V D D _ C A M _ 2 V 8
V D D _ C A M _ 1 V 8
A P P _ G P _ L E D _ M _ S D A
A P P _ G P _ L E D _ M _ S C L
S Y S C L K 0
V B O O S T
V B A T
A R N
A R P
P C L K
D 7
D 6
D 5
D 4
D 3
D 2
D 1
D 0
C I K L E
P _ G P _ L E D _ M _ C T R L
C _ G P _ V G A _ S D N
V S Y N C
4 N
C I 4 P