LG KS660 - Page 126

- 127 -
7. CIRCUIT DIAGRAM
LGE Internal Use OnlyCopyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
1
_
TRO
P
_IT
L
U
M 0
_T
R
OP
_
I
T
LUM B
S
U
_
SUB
V T
C
E
TE
D
_
K
CAJ
C
G
7
H
HCTIW
S
B
S
U
F
HCT
I
W
S
T
RAU
HCTIWS
R
EV
I
ECER
6
1 HCT
I
W
S TR
O
P-IT
LUM
5
9
5
6
CDA_ETOMER TNI
_
ETOMER 0 0
E
32
1
1
B
SAIB
C
IM
F
1
R
EV
I
EC
ER
NIA
M
4 8 01
D
H
CT
I
W
S
C
IM
SAIB
CIM
S
H
3
B
A
G
H
011
1
CIM NI
A
M
L
E
C
AT
P
E
C
ER
T
R
O
PIT
LUM N
IP
8
1
C
91
2 7
E
MD_BSU PD_BSU 1 1/
0
0
_
D
X
R
0
_DXT
0
1
4 8
21
21
D
)
R
G
S
/3
GS
(
HCT
I
WS RE
V
IE
CE
R
T
E
SDA
EH
HCTIWS C
I
M
T
ESD
A
E
H
8
1
303
R
I
ND
5
2
3C
8
A
1
0B1
0
1
1B1
1
A
2
52
0B2
3
1B2
DNG
4
7
1S
6
2
S
9
CCV
91
3
R
X
M
U
T8
6
2
2
A
S
F5
0
3
U
R300
K
0
1
100K
F
u1.0
603
C
Hn
0
0
1
1
0
3L
VA300
RF005Y0018150LVCI
6
0
3
R
BSU_
S
UBV
TABV
TABV
8
1
p420
2
3C
u
1
9
3
3
C
6
13R
K
0
1
K001
8
03R
S
A
I
B
_
C
I
M_8V1
1
33C
p7
2
p0
2
1
80
3
C
00
3
L
Hn
0
01
C319
1u
DNI
R329
n
2
2
0
1
3C
7
0
3AV
RF
0
0
5
Y
0
0181
5
0LVCI
R301 DNI
L308 100nH
RF005Y
0
01
8
1
5
0LVCI
VA301
4
4
3
C
u1
C315 47p
503B
F
NIV
43
TUOV
p7
2
313
C
00
3
U
VFHW
1
BF52HB
DN
G
B
6
D
N
G
2
5
C
N
1
Y
B
T
S
p
7
2
043
C
033R
K
1
8
1
3
C
p28
203LF
1P1
P22
3
P
3
4P4
P5 5
6
6P
0
5
0
F4
0
S
5
CS
V
E
CCV
9
O
I
V
_
2
6
V
2
42
3
C
u1.0
A
1
8
0
1
0B
1
1
1
B
1
5
A20B2
2
1
B
2
3
4
D
N
G
1
S
7
2
S
6
X
M
UT86
2
2ASF
0
13U
903R
p72
0
3
3
C
K
5.1
Hn
0
0
130
3
L
213
C
n22
OI
V_2
6
V2
p42
9
6
DNG
4
1
N
I
8
2NI
1CN
5
7
2
CN
2
1O
N
0
1
2ON
1
CCV
203C
G2R
N
M
B
3
2
25S
AL
N
70
3
U
1MOC
3
2
M
O
C
1
0
3LFRF
1
03E1
8
101P
F
VC
I
1DNG2
D
NG
N
I
TUO
G
H
CV
7
41
1
3
R
1
A
_
CN
1
NC_B1
5
9
1
C
_
CN
NC_D1
13
NO_A0
15
0
B
_ON
3
NO_C0
7
0
D
_O
N
1
1
2
B
A
S
DCS
0
1
14
VCC
T
A
B
V
T
AB
V
TM1
3
4
9TS
AL
N
3
0
3
U
16
COM_A
4
B
_
MO
C
8
COM_C
21
D_MO
C
6
GND
7
2
3
C
PVO_SUBV
p
74
6
7
8
9
833C
p72
1
0
3
NC
1
01
11
21
31
41
51
61
71
81
91
2
02
3
4
5
803AV
2
0
3B
F
p74
7
4
5
0
3R
403C
p
0
1
1
1
3
C
0
03
L
FR
F
10
3
E
18
10
1
P
F
VCI
1
DNG
2
DNG
N
I
TUO
R315 100K
S
AIB
_
CIM_8V
1
40
3
B
F
R322 100K
243
C
u
1
733C
u
1
K1
123R
0
11
3
3
R
703C
u2.2
0
13
3
3
R
92
3
C
303C
u
1
u
1
0
B1
1
1B
1
5
A20B
2
2
1B2
3
4
D
NG
1S
7
2S
6
C
C
V
9
10K
R332
5
C
CV
XMUT8622ASF603
U
A1
8
0
1
803UG2TFD7
5
14S
A
LN
A
4
0
B
3
1B
1
2
DNG
6
S
3
2
3
C
OI
V
_
26V2
S
AI
B_
CI
M
S
H
_
5
V
2
p
2
8
u
1
5
3
3C
p74
503C
74
2
1
3
R
K
0
0
1
BSU
_
S
U
B
V
8
1
3
R
X
M
U
T
8
62
2
A
S
F
8
A
1
0
B
1
0
1
1
B1
1
A2
5
2
0B
2
3
1B
2
D
N
G
4
7
1S
6
2S
9
C
C
V
903
U
S
A
I
B
_
C
IM
S
H_5
V
2
p
7
2
9
0
3
C
20
3
L
H
n001
1
03BF
013R
1
0
3U
2
DN
G
T
UO
1
5
C
C
V
3
+
N
IV
-NI
V
4
7
4
P1 P22
3
3
P
4P4
P5 5
6
6
P
G2
T
2QS00
2
2SCN
623C
303LF
050F
4
0
S
5
C
SV
E
1
p
0
2
1
20
3
R
M
1
p7
4
103
C
IND
BS
U
V
OIV_26V2
123C
K
0
1
7
1
3
R
H
n001
6
0
3L
B
S
U
V
ICVL0518100Y500FR
VA303
p72
433C
100K R304
3
CN_EC
2
DNG
5
PGND
D
D
V
14
T
UO
V
41
3
C
u
0
1
7
0
3
R
203UD1
8
1K401PR
7
4
3
+
D
5
-D
4
DNG
+
1DSH
1
-1D
S
H
7
+2
D
S
H
2
6
-
2DSH
0
1
L
E
S
C
C
V
9
E
O
_
8
p
4
2
11
3
U
X
M
U0
3
B
S
U
S
F
0
03C
1
2
6
33
C
u
1
OIV_26
V
2
003N
C
VA302
ICVL0518100Y500FR
RF005Y001
8
150LVCI
VA306
R323
10K
Hn
0
0
1
70
3
L
TABV
00
3
B
F
u
2
.
2
2
2
3C
C316
O
I
V
_
2
6
V
2
39p
TCT_P1250PMALCR
ZD300
OIV
_
2
6
V
2
K2.
2
313R
303
B
F
L309 100nH
TABV
C317
u
1
1
4
3
C
1u
3
4
3C
p
72
R328
4.7K
P
_
CIMSH_2MIS
P
_
CIMSH_1
MI
S
L
_
NIPM
A
L
_
DN
S
_B
B
R
_
DNS_B
B
P
_
K
P
S
N_K
P
S
PTUO
_
VCR
NT
UO
_
V
CR
N_CIM_2MIS
N
_
C
I
M
_
N
IA
M
N_CI
M
_1M
I
S
P_CIM_NIAMP_CIM_1MIS
P_CIM_2MI
S
LES_2MIS_1MIS
LES_2MIS_1M
I
S
R
_NIPMA
LES
_
2
M
IS_
1
MI
S
N
_
CIM
_
SH
P_
CI
M_S
H
N
_
C
I
MSH
_
1MIS
N
_
C
I
MSH
_
2MIS
L
ES_BS
U
PVO_
S
UBV_3GS
P
V
O
_
S
UB
V
_
RG
S
PD_BSU_
2
MIS
M
D_
B
S
U
_
2
M
IS
P
D
_
B
S
U
_
1
M
I
S
LES_2MIS_
1
MIS
P_VCR
P
_
RAE
N
_
R
A
E
N_VCR
L
E
S
_
B
S
U
LES_TRAU
0_TROP_IT
L
U
M
1
_
TRO
P
_ITLUMTCETED_K
C
AJ
TNI_ETOMER
CDA
_
ETOMER
PD
_
B
S
U
M
D_BSU
BSU_SU
BV
T
UO_VT
NE_SA
I
B_CIM
N
E
_
S
AI
B
_CI
M
SH
XR_TRAU
N_CIM
NTB_KOOH
PD_BSU
XT_TRAU_
2
MIS
NTB_K
O
OH
TNA_MF
SAIB_CIM
P_
C
IM
P
_
C
I
M
_
N
I
A
M
N_
CI
M_N
I
A
M
PTUO_VCR
NTUO_VCR
X
R_
T
R
A
U_2
M
IS
X
T
_T
R
A
U
X
R_
T
R
A
U
XT
_
TRAU
_
1MIS
X
R_
T
R
A
U_1
M
IS
M
D
_
B
S
U
M
D_
B
S
U
_
1
M
IS
NE
_NORWPR
T
C
E
T
E
D_KCAJ
XT_TRAU
1_TR
O
P_I
T
LUM
0_TR
O
P
_
ITLUM
RSD_
1
MI
S
R_O
S
H
L
_
OSH
TCETE
D
_K
O
O
H
N_C
I
M
_
S
H
P
_
C
I
M_S
H