LG KS660 Service Manual page 128

7. CIRCUIT DIAGRAM
1 2
V R F 3 _ 2 V 8 5 V R F 3 _ 2 V 8 5
V R F 3 _ 2 V 8 5
L 5 0 1 L 5 0 2
4 7 n H 4 7 n H
A
C 5 0 8
C 5 0 9
C 5 1 0
1 0 0 p 1 0 0 p
0 1 . u
C 5 1 9
1 0 0 p C 5 2 0
0 1 . u
V R F 2 _ 1 V 5
V S D 2 _ 1 V 8
V S D 1 _ 1 V 5
B
C 5 2 6
C 5 2 7
0 1 . u F
C 5 2 8
0 1 . u F
0 1 . u F
S 2 _ V B A T
R 5 0 1 0 H 3
B A T _ D I
M 0
J 3
S 2 _ R F _ T E M P
M 1
G 4
M 2
H 4
M 7
G 3
M 8
J 4
M 9
F 4
M 1 0
W 3
T X H B
T X 2
V 3
T X L B T X 1
W 2
G S M 8 5 0 _ R X P
R X 1
V 1
G S M 8 5 0 _ R X N
R X 1 X
U 1
G S M 9 0 0 _ R X P
R X 2
C
T 1
G S M 9 0 0 _ R X N R X 2 X
R 3
P A B A I S
R 4
S 2 _ P A _ B A N D P A B S
R 1
D C S 1 8 0 0 _ R X P R X 3
T 5
V D E T
U 5
P A M O D E
P 1
D C S 1 8 0 0 _ R X N
R X 3 X
N 4
V C 1
F E 1
P 5
V C 2
F E 2
M 3
P A _ E N P A E N
N 1
P C S 1 9 0 0 _ R X P R X 4
P 3
T X _ R A M P V R A M P
M 1
P C S 1 9 0 0 _ R X N R X 4 X
A 1 8
T _ O U T 3
J 1 0
T _ O U T 4
H 1 1
T _ O U T 5
E 1 3
P A _ M O D E _ 2
T _ O U T 6
B 1 9
T _ O U T 7
D
K 9
T _ O U T 8
G 1 9
C L K O U T 0
U 4
X 5 0 0 N X 3 2 2 5 S A
R E F R
W 7
4
G N D 2 H O T 2 3 X O X
W 8
1 2
H O T 1 G N D 1 X O
2 6 M H z
V 1 0
S G R _ I S M 2 _ O I C C _ O I
U 9
S G R _ I S M 2 _ C L K C C _ C L K
V 9
S G R _ I S M 2 _ R S T C C _ R S T
U 1 0
M M C _ I C M D
R 8
M M C _ I D A T 0
R 1 0
M M C _ I C L K
T 9
_ D P R A M _ N I T _ S 2
M M C _ I D A T 1
R 9
_ D P R A M _ B U S Y _ S 2
M M C _ I D A T 2
T 1 0
_ D P R A M _ S E M _ S 2
M M C _ I D A T 3
V O I _ 2 V 6 2
T 8
S 2 _ T D O T D O
E
T 7
S 2 _ T I D T I D
U 8
S 2 _ T M S T M S
V 8
S 2 _ T C K T C K
W 9
S 2 _ T R S T n T R S T _ N
R 6
S 2 _ R T C K R T C K
R 5 1 2 1 0 K N 5
T R G I _ N I
L 5
M O N 1
M 5
M O N 2
S 2 _ V B A T R 5 1 6 1 0 K
V S D 1 _ 1 V 5 R 7
F S Y S 3
U 7
F S Y S 2
A 1 4
L 5 0 3 V B A T _ S D 1
A 1 5
V S D 1
1 0 u H A 1 3
S D 1 _ F B
C 1 1
S D 2 _ S D 1 _ S U B S T
V S D 2 _ 1 V 8
A 1 2
2 2 u V S S _ S D 1
A 1 6
C 5 3 7 S D 1 _ F B L
F
A 1 1
V B A T _ S D 2
A 1 0
V S D 2
L 5 0 4 1 0 u H B 9
C 5 4 0 C 5 4 1
S D 2 _ F B
B 1 0
1 0 u 1 0 u S D 2 _ F B L
A 9
2 2 u
V S S _ S D 2
C 5 3 9
C 1 2
S U _ G A T E
B 1 4
S U _ G N D
B 1 1
S U _ F B
B 1 3
S U _ S I E N S E
B 1 2
V B A T _ S U
C 1 3
V S S _ S U
G
H
1 2
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3 4 5
V R F 3 _ 2 V 8 5 V U S B _ 3 V 1
V A U D O I _ 2 V 5
S 2 _ V B A T V R F 2
V B T _ 2 V 9 C 5 0 1
V R F 1 _ 2 V 8 5
V R F 3 _ 2 V 8 5
L 5 0 0 V P L L _ 1 V 5
1 u
4 7 n H V V B I _ 2 V 8
C 5 0 0 C 5 0 2
2 2 . u 1 u
C 5 1 1 C 5 1 3 C 5 1 4
0 1 . u
0 0 . 1 u 0 0 . 1 u 0 1 . u
V M M C _ 1 V 8
C 5 1 2
V O I _ 2 V 6 2 V R F 1 _ 2 V 8 5
V R F 3 _ 2 V 8 5 S 2 _ V B A T V I S M
C 5 1 7
C 5 2 2
C 5 2 3
1 u 2 2 0 n
2 2 . u
U 5 0 2
P M B 8 8 8 8
C 5 5 0 C 5 4 8 C 5 4 9
2 7 p
1 5 p 1 5 p
3 4 5
6 7 8
_ 1 V 5
K D R 3 3 1 V
S G R _ V B U S _ O V P
2
3 V B U S _ J T A G
C 5 0 6
1
1 u D 5 0 0
V R T C _ 2 V 0
V R T C _ 2 V 0
_ 2 V 9
C 5 1 8 0 1 . u F
S 2 _ V B A T
C 5 2 4
C 5 2 5
1 u
1 u
S 2 _ D A T A 0 ( 1 : ) 5
R 1 4
E B U _ A D 0
W 1 8
E B U _ A D 1
V 1 8
E B U _ A D 2
W 1 7
E B U _ A D 3
T 1 5
E B U _ A D 4
U 1 4
E B U _ A D 5
V 1 7
E B U _ A D 6
T 1 4
E B U _ A D 7
R 1 3
E B U _ A D 8
W 1 6
E B U _ A D 9
V 1 6
E B U _ A D 1 0
U 1 2
E B U _ A D 1 1
W 1 5
E B U _ A D 1 2
W 1 4
E B U _ A D 1 3
V 1 5
E B U _ A D 1 4
W 1 3
E B U _ A D 1 5
N 1 8
E B U _ W R _ N _ W R _ S 2
P 1 9
E B U _ R D _ N _ R D _ S 2
N 1 9
E B U _ B C 0 _ N _ B C 0 _ S 2
P 1 5
E B U _ B C 1 _ N _ B C 1 _ S 2
S 2 _ A D D 0 ( 1 : ) 7
H 1 9
E B U _ A 0
J 1 7
E B U _ A 1
K 1 6
E B U _ A 2
G 1 8
E B U _ A 3
L 1 6
E B U _ A 4
J 1 9
E B U _ A 5 M _ R E S E T
J 1 6
E B U _ A 6
K 1 7
E B U _ A 7
K 1 8
E B U _ A 8
L 1 7
E B U _ A 9
K 1 5
E B U _ A 1 0
L 1 8
E B U _ A 1 1
M 1 6
E B U _ A 1 2
J 1 8
E B U _ A 1 3
M 1 8
E B U _ A 1 4
N 1 5
E B U _ A 1 5
L 1 5
E B U _ A 1 6
L 1 9
E B U _ A 1 7
M 1 5
E B U _ A 1 8
M 1 9
E B U _ A 1 9
H 1 8
E B U _ A 2 0
R 1 6
E B U _ A 2 1
N 1 7
E B U _ A 2 2
T 1 9
E B U _ A 2 3
U 1 7
E B U _ A 2 4
R 1 7
E B U _ C S 0 _ N _ N A N D _ C S _ S 2
R 1 9
E B U _ C S 1 _ N _ R A M _ C S _ S 2
T 1 7
E B U _ C S 2 _ N _ D P R A M _ C S _ S 2
P 1 8
E B U _ C S 3 _ N
R 1 8
E B U _ A D V _ N
K 1 9
E B U _ R A S _ N _ R A S _ S 2
N 1 6
E B U _ C A S _ N _ C A S _ S 2
U 1 8
E B U _ W A T I _ N
U 1 9 R 5 1 7 2 2
E B U _ S D C L K O S 2 _ S D C L K O
U 1 5
E B U _ S D C L I K S 2 _ S D C L I K
P 1 7
E B U _ B F C L K O
U 1 6
E B U _ B F C L I K
T 1 8
E B U _ C K E S 2 _ C K E
F 1 8
F C D P _ R B N S 2 _ F C D P
E 1 9
F 3 2 K
D 1 9
O S C 3 2 K
F 1 9
R E S E T _ N
B 5
R I E F 1 C 5 4 2
B 6
2 2 p
A _ G N D
A 6
V R E F 1
L 3
V R E F 2
L 4
R I E F 2
n R E S E
T P 5 0 0
P O _ R
M _ R E
1
R 5 2
P W R O
D I N
P W R O
V R T C _ 2 V 0 R 5 2 4
2 K
V O I _ 2 V 6 2
R 5 2 8
S G R _ P W R _ O N
1 0 K
V O I _ 2 V 6 2
6 7 8
- 129 -
9 1 0 1 1
S 2 _ D A T A 0 ( 1 : ) 5
S 2 _ D A T ( A ) 0 B 3 C 7 S
D Q 0 A 0
S 2 _ D A T ( A ) 1 C 4 C 8 S
D Q 1 A 1
S 2 _ D A T ( A ) 2 S
C 3 C 9
D Q 2 A 2
S 2 _ D A T ( A ) 3 D 4 B 8 S
D Q 3 A 3
S 2 _ D A T ( A ) 4 D 3 M 9 S
D Q 4 A 4
S 2 _ D A T ( A ) 5 E 4 L 9 S
D Q 5 A 5
S 2 _ D A T ( A ) 6 E 3 K 9 S
D Q 6 A 6
S 2 _ D A T ( A ) 7 F 4 J 9 S
D Q 7
A 7
S 2 _ D A T ( A ) 8 J 4 H 7 S
D Q 8 A 8
S 2 _ D A T ( A ) 9 K 3 H 8 S
D Q 9 A 9
V S D 2 _ 1 V 8 S 2 _ D A T A 1 ( ) 0 K 4 D 9 S 2
D Q 1 0 A 1 0
S 2 _ D A T A 1 ( ) 1 S 2
L 3 H 9
D Q 1 1 A 1 1
S 2 _ D A T A 1 ( ) 2 S 2
L 4 G 7
D Q 1 2 A 1 2
S 2 _ D A T A 1 ( ) 3 M 3
D Q 1 3
S 2 _ D A T A 1 ( ) 4 M 4
D Q 1 4
S 2 _ D A T A 1 ( ) 5 N 3
D Q 1 5
B 4
V D D 1
G 9
V D D 2
E 9 H 2
_ R A M _ C S _ S 2 _ C S V D D 3
R 5 0 3 2 2 M 2
S 2 _ S D C L I K V D D 4
H 4
S 2 _ S D C L K O C L K
G 8 D 2
S 2 _ C K E C K E V D D Q 1
F 8 F 2
_ W R _ S 2 _ W E D U 5 0 0 V D D Q 2
D 7 K 2
S 2 _ A D D 1 ( ) 3 B A 0 V D D Q 3
D 8
S 2 _ A D D 1 ( ) 4 B A 1 K 5 D 1 G 1 2 A C D D - 0 7 5
E 7
_ R A S _ S 2 _ R A S
F 7 C 2
_ C A S _ S 2 _ C A S V S S 1
G 3 F 9
_ B C 0 _ S 2 L D Q M V S S 2
H 3 G 2
_ B C 1 _ S 2 U D Q M V S S 3
N 4
S 2 _ D A T ( A : 0 ) 7 V S S 4
S 2 _ D A T ( A ) 0
J 5 E 2
O I 0 V S S Q 1
S 2 _ D A T ( A ) 1 L 5 J 2
O I 1 V S S Q 2
V S D 2 _ 1 V 8 S 2 _ D A T ( A ) 2 J 6 L 2
O I 2 V S S Q 3
S 2 _ D A T ( A ) 3 L 6
O I 3
S 2 _ D A T ( A ) 4 J 7
O I 4
S 2 _ D A T ( A ) 5 L 7
O I 5
S 2 _ D A T ( A ) 6 J 8 B 6
O I 6 V C C 1
S 2 _ D A T ( A ) 7 L 8 N 7
O I 7 V C C 2
V S D 2 _ 1 V 8
N 6
V C C Q
C 6
_ N A N D _ C S _ S 2 _ C E
D 5
S 2 _ A D D 1 ( ) 6 A L E
C 5
S 2 _ A D D 1 ( ) 7 C L E
E 5 B 5
_ R D _ S 2 _ R E V S S 5
E 6 N 5
S 2 _ F C D P R _ _ B V S S 6
D 6 N 8
R 5 0 9 _ W R _ S 2 _ W E V S S 7
F 5
_ W P
1 0 0
C 5 3 2 C 5 3 3
1 5 p 1 5 p
I S M C O N N E C T O R
E X T _ R
V I S M _ 2 V 9 _ 2
V O I _ 2 V 6 2
U 5 0 1
N C 7 W Z 0 8 L 8 X
7
_ E X T R S T A 1 V C C
6
P O _ R E S E T B 1 Y 1
R 5 1 5 D I N
5
G N D 1 G N D 2 n R E S E T Y 2 B 2
7 8 4
I S M 2 _ C L K C L K _ I O I S M 2 _ O I G N D A 2
3 6
I S M 2 _ R S T R S T V P P
R 5 1 8 1
2 5
V C C G N D
1 4
J 5 0 0
C 5 3 4 C 5 3 5 C 5 3 6
1 5 0 p 0 1 . u 2 2 p
X 5 0 1
O N B O A R D A R M 9 J T A G & E T M N I T E R F A C
2 1
3 2 7 . 6 8 K H z
C 5 4 3
2 2 p
V S D 2 _ 1 V 8
V B A T
V O I _ 2 V 6 2 C N 5 0 0
G 1 G 2
1 3 0
2 2 9
3 2 8
4 2 7
S 2 _ T R S T n
5 2 6
S 2 _ T I D
6 2 5
S 2 _ T M S P W R O N _ J T A G
7 2 4
S 2 _ T C K
8 2 3
T S 2 _ R T C K I S M 2 _ U A R T _ T X
9 2 2
E S E T I S M 2 _ U A R T _ R X
S 2 _ T D O
1 0 2 1
S E T
_ E X T R S T
1 1 2 0
I S M 2 _ U S B _ D M
1 2 1 9
N I S M 2 _ U S B _ D P
1 3 1 8
1 4 1 7
V B U S _ J T A G
1 5 1 6
N _ J T A G
G 3 G 4
V R T C _ 2 V 0
9 1 0 1 1
1 2
A
S 2 _ A D D 0 ( 1 : ) 2
2 _ A D ( D ) 0
2 _ A D ( D ) 1
2 _ A D ( D ) 2
2 _ A D ( D ) 3
2 _ A D ( D ) 4
2 _ A D ( D ) 5
2 _ A D ( D ) 6
2 _ A D ( D ) 7 V S D 2 _ 1 V 8
2 _ A D ( D ) 8
2 _ A D ( D ) 9
_ A D D 1 ( ) 0 B
_ A D D 1 ( ) 1
_ A D D 1 ( ) 2
V S D 2 _ 1 V 8
C 5 2 9 C 5 3 0
4 7 0 n 2 2 0 n
V S D 2 _ 1 V 8
C
C 5 3 1
4 7 0 n
D
E S E T
V R T C _ 2 V 0
E
8
R 5 1 4 D I N
1
2
3
S G R _ R e s e n t
C 5 3 8
0 1 . u F
F
E
G
H
1 2
LGE Internal Use Only