Read LG 32LH35FD (CHASSIS:LJ91A) Service Manual online
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
2009.01.20
TUNER
BRAZIL DVR DV
RF_GAIN1
@netLa
TU_SIF
3:T25
C1106
10uF
10V
TU_LGIT
TU_SIF_INCM
3:T25
C1139
0.01uF
0.01uF
C1134
0.1uF
R1110
22
D1.2V
C1122
10uF
16V
SCL0_3.3V
3:T26
R1118
0
L1101
TU_LGIT
R1129
470
2012
TUNER_RESETb
3:T26
C1116-*1
0.1uF
50V
50V
TU_LGIT
C1137
0.01uF
C1133
0.1uF
C1121
0.1uF
TU_SCLK
3:T27
C1110
91pF
50V
91pF
50V
TU_LGIT
C1116
2200pF
50V
2200pF
50V
L1110
R1127
0
0
OPT
GND
C1135
0.1uF
C1107
22pF
50V
22pF
50V
TU_LGIT
LD1101
SAM2333
SAM2333
ENG
A2[GN]
C
A1[RD]
L1108
+5.0V_TU
RF_SW
C1130
0.1uF
R1114
22
+5.0V_TU
R1112
22
C1118
2200pF
50V
2200pF
50V
C1138
0.1uF
R1128
1K
C1126
10uF
D2.5V
R1122
56
56
RF_GAIN1
C1132
10uF
R1113
22
L1107
TU_CVBS_IN
3:T25
LD1102
SAM2333
ENG
A2[GN]
C
A1[RD]
C1109
22pF
50V
22pF
50V
TU_LGIT
L1105
TU_SYNC
3:T27
C1124
0.1uF
SDA0_3.3V
3:T26
D3.3V
L1109
R1116
0
D3.3V
D3.3V
R1117
0
C1125
0.01uF
Q1101
2SA1504S
E
B
C
+5.0V_TU
R1111
22
R1130
330
C1127
0.1uF
L1103
CM3216F100KE
TU_LGIT
10uH
TU_CVBS_INCM
3:T25
C1108
0.1uF
50V
0.1uF
50V
TU_LGIT
R1119
4.7K
OPT
R1109
22
TU_SDATA
3:T27
R1108
0
C1136
10uF
L1111
R1124
12K
C1123
10uF
TU1102
VA1G5BF8005
VA1G5BF8005
TU_SHARP
14
RSEORF
13
SCL
5
AFT
12
SDA
11
RESET
2
GAIN_SW
10
B4
4
B1
1
RF_SW
17
SRDT
9
B3
8
B2
3
BB
16
SPBVAL
7
VIDEO
6
SIF
15
SBYTE
18
SRCK
19
SHIELD
R1106
82
OPT
C1128
0.01uF
C1131
22uF
+5.0V_TU
TP8
TP9
C1105
0.1uF
50V
0.1uF
50V
C1113
0.01uF
50V
0.01uF
50V
C1114
0.1uF
16V
0.1uF
16V
C1100
0.1uF
16V
C1112
0.1uF
50V
0.1uF
50V
IC1101
KIA78R05F
1
VIN
2
VC
3
VOUT
4
NC
5
GND1
6
GND2
L1102
MLB-201209-0120P-N2
C1111
47uF
16V
16V
C1104
0.33uF
0.33uF
16V
C1120
100uF
16V
16V
C1103
100uF
16V
C1101
100uF
16V
16V
C1115
4.7uF
10V
4.7uF
10V
OPT
L1100
MLB-201209-0120P-N2
IC1100
AS7809DTRE1
2
GND
3
OUTPUT
1
INPUT
C1102
0.1uF
50V
+12.0V
+5.0V_TU
R1100
1K
TU1101
TDYR-H071F
TU_LGIT
14
B3[3.3V]
13
B2[2.5V]
5
RF_AGC
12
AIF
11
NC_3
2
RF-GAIN_SW
19
RSEORF
18
SCL
10
NC_2
4
VTU
1
CTR
17
SDA
9
VIDEO_OUT
8
SIF
3
B0[+5V]
16
RESET[SYRSTN]
7
NC_1
6
B1[+5V]
15
B4[1.2V]
24
SHIELD
20
SBYTE
21
SPBVAL
22
SRDT
23
SRCK
R1125
10K
R1123
56
OPT
5
17
MAIN & SUB TUNER +5V
TUNER
Place close to Pin
Place close to Pin
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
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