Printed Circuit Board Diagrams; Main P. C. Board Diagram - LG SL8YG Service Manual

PRINTED CIRCUIT BOARD DIAGRAMS

1. MAIN P. C. BOARD DIAGRAM

(TOP VIEW)
X 8 0 0
C 8 0 0 C 8 0 4
C 2 7 9
C 2 8 7
D 2 1 2
R 2 H 1
D 2 0 7
R 8 2 9
I C 8 0 0
A R 8 0 1
A R 8 0 2
A R 8 0 3
A R 8 0 4
A R 8 1 3
A R 8 1 2
A R 8 1 1
A R 8 1 0
R 8 6 7
R 8 3 6
R 8 3 7
R 8 3 5
I N T
R 8 4 2
R 8 4 3
R 8 3 8
R 1 3 0
R 8 3 2
R 8 7 0
R 8 7 1
R 8 7 2
R 8 7 3
R 8 7 4 R 8 7 7
R 8 7 5
R 8 7 6 R 8 3 3
R 8 3 4
C 8 0 2
R 2 8 6
(BOTTOM VIEW)
D 2 0 4
D 2 0 8
C L 5 0 3
R 5 C 5
R 5 E 9
R 5 E 8
R 5 M 1
C 5 7 3
C 5 7 9
R 5 D 1
C 5 7 4 C 5 8 0 C 5 7 2
C 5 7 5
R 5 D 6
C 5 8 3
C 5 8 2
R 5 D 2
C 5 7 1
R 5 F 1
R 5 M 3
F L 2 1 0
C 5 8 1 R 5 D 3
C 2 A 1 C 2 A 2
C 5 7 0
Q 1 0 3
C N 2 0 9
R 3 9 7
R 3 9 6
R 3 9 9
D 3 0 4
F B 2 1 5 R 3 9 3
C 3 0 5
R 3 9 4
C 3 0 6
C 2 1 4 C 3 0 9
C 2 2 2 R 2 3 7
Z D 2 0 1 C 3 0 7
C 2 2 0 R 2 3 6
C 2 0 7
C 2 1 9 R 2 3 5
C 2 0 5
C 2 1 6 R 2 3 4 C 2 H 6
I C 3 1 2
R 3 6 0
L 8 0 1 C 3 0 4
R 2 2 2 R 3 3 6
I C 2 0 1 C 3 4 4
C 3 9 8
F B 8 1 5
C 3 4 9
X 2 0 1
L 3 1 1
R 2 2 1
R 2 2 0
C 3 B 6 C 3 1 0
R 2 1 9
C 3 7 5
C 2 1 5 R 2 2 3
C 3 7 6
F B 3 1 5
R 2 3 1
R 2 3 8 R 2 3 2 C 2 P 2
C 2 1 8
L 3 0 3
C 3 C 8
C 3 D 8
C 3 D 7
C 3 C 9
I C 2 0 7
C 3 2 6
R 3 1 8
R 2 C 8
3-25
C 3 P 1 C N 2 0 1
F M _ S
F M _ G
R 2 7 5
R 2 7 6
F B 2 0 4
C 2 7 6
C 2 2 5
I C 2 0 5
X 5 0 1 R 5 3 3 C 5 0 9
C 2 2 6
C 2 3 8
R 5 K 3
R 5 0 8 C 5 1 0 C 5 F 5
R 5 6 1 C 5 5 7 C 2 3 0
R 5 6 2
C 5 2 4
C 5 5 3 R 5 6 3
C 2 3 2
C 5 5 9 R 5 6 6 C 5 4 9
R 5 5 8 C 2 3 7
R 5 7 2 R 5 3 1
C 5 6 0 C 5 5 4
R 4 5 5 C 5 5 8
C 5 6 2 C N 5 0 0
R 4 5 7 C 3 F 4
C 2 4 1
C 5 1 2
L 4 0 1
R 5 7 9 C 5 6 3
R 5 2 3
C 5 1 3
C 5 C 6
R 5 M 2
R 5 D 7
A C 5 F 4 I C 4 0 0
R 4 4 9
T P 5 9 8 R 4 5 0
L 5 0 1 R 5 4 2
T P 5 8 6 R 4 0 1
T P 5 8 7 T P 5 9 2
R 4 0 2
T P 5 8 4 I C 5 0 3 A E C _ D P C 4 1 1
A
A E C _ D M
R 5 3 5 A E C _ V C C
C 4 5 4
R 5 3 6
R 4 0 5
R 5 E 7 A E C _ G N D
R 4 0 3 C 4 1 4
F B 3 2 8
R 5 E 3
C 5 C 4
R 5 E 4
C 5 A 9
C 5 A 1
C 5 C 3 C 5 A 8 C 5 9 9 C 5 C 1
I C 5 0 4 T P 4 1 4
C L 5 0 1
R 4 8 4 R 4 8 1
R 4 8 0
R 4 7 9
R 4 8 3 R 4 7 8
R 3 E 7
R 4 7 7
R 4 8 2 R 4 6 9
C 3 4 7
I C 3 1 5 T P 4 1 1
F B 3 2 1 I C 4 0 5
F B 3 2 3 C 3 M 4
R 3 A 4
F B 4 1 4
C 3 4 8 Q 4 0 1
C 3 F 3
C N 1 0 3 R 2 5 4
C 1 5 1
C 1 6 8
C 2 6 5 C 2 6 2
C 2 P 3
Q 1 0 2
C N 2 0 3
3-26
C N 1 0 1
C 3 7 0
I C 3 1 6
C 3 5 1 C 3 7 1
C 3 5 2
C 4 3 7 C 4 3 5
C 3 H 7
C N 4 0 1
R 3 0 8
I C 4 0 3
R 4 2 3
R 1 G 7
F B 4 1 0
R 1 2 9
F B 4 0 6
C 3 T 1 R 1 G 6
C 1 0 5
C 3 5 7
C 3 7 3
C 3 5 5
C 3 7 4
C 3 8 2
F B 1 0 3
I C 1 0 0
F B 2 0 6
R 1 5 1 R 1 5 8 R 1 0 2
R 1 5 3 R 1 5 9
R 1 F 8
R 1 5 6 R 1 6 0
R 1 4 9 R 1 6 1 R 1 D 9
R 1 4 7 R 1 6 2 R 1 E 0
R 1 4 6 R 1 6 3 R 1 E 4
R 1 4 3 R 1 6 4 R 1 E 5
R 1 4 2 R 1 6 5 R 1 E 7 R 1 T 3 R 1 T 4
R 1 4 1 R 1 6 6 R 1 E 8
T P 1 7 5
R 1 6 7
R 1 6 8
T P 1 7 6 MES
R 1 E 9
A R 1 0 1 R 1 F 0
R 1 F 1 R 1 P 1
R 1 5 7 R 1 F 2
R 1 F 3
R 1 F 4
R 4 3 4
R 1 7 0 R 1 F 5
R 4 1 6 R 1 K 2
W _ L E D
C 1 8 1
C 4 1 3 R 1 J 7
C 2 F 4
R 2 0 4
C 2 5 4 R 2 0 3
R 4 0 6 C 4 1 5
R 2 6 3 C 2 F 3
R 2 6 1
C 2 5 2
R 1 T 2
R 2 5 9
C 2 5 0
C 3 F 2 R 2 4 4 C N 2 1 0
T P 4 1 3
C N 1 0 6
R 2 4 3
R 4 7 6
R 4 7 5
R 4 7 4
R 4 7 3
R 4 7 1
R 4 7 0
C 4 7 0
T P 4 1 2
C 4 7 1
R 4 6 5
Q 4 0 2
R 1 Y Y
R 2 7 3
R 2 7 0
C 2 6 9
R 2 7 2 S L 8 Y
C 2 6 8
R 2 7 1
C 2 4 9
S L 8 Y G
R 1 Y G
Copyright © 2019 LG Electronics Inc. All rights reserved.
C N 1 0 0
1
R 1 5 2 R 1 J 4
R 1 J 3
R 1 J 2
R 1 J 1
R 1 J 0
R 1 H 9
R 1 3 8 R 1 H 8
R 1 H 7
R 1 H 6
R 1 K 1 C 1 8 2
R 1 H 5 C 1 7 7
R 1 H 4 C 1 7 6
R 1 H 3 C 1 7 5
R 1 H 2 C 1 7 4
R 1 H 1
R 1 H 0
F B 3 1 6
C 3 4 1 C N 1 0 5
Only for training and service purposes.