AOC LE32H1461/20 Service Manual page 62

32″&43″&49″led tv
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Tuner on board for SA/AP
Notch_On1
FCN101
C132
C134
1nF 50V
1nF 50V
5
ANT
4
4
3
L101
3
2
NC 2.2nH
D101
2
1
BAV99
1
for ESD
Portection.
RF CONN
TUNER3.3V
C146
C147
12/15
FCN102
C159
C168
NC/1nF 50V
NC/1nF 50V
5
ANT
4
4
3
L105
3
2
NC 2.2nH
D104
2
1
NC/BAV99
1
for ESD
Portection.
NC/RF CONN
IFOUT1P
R101
C148
1UF 10% 16V
0R05 1/16W
IFOUT1N
R104
C149
1UF 10% 16V
C150
C151
0R05 1/16W
C163
C191
NC/47pF 50V
NC/47pF 50V
22PF 50V
22PF 50V
Close to MT5561
Close to Tuner
R1111
C152
0R05 1/16W
1UF 10% 16V
R1112
C156
0R05 1/16W
1UF 10% 16V
DIF
Close to Toshiba TC90537
TUNER3.3V
R127
1K 1/16W 1%
D102
BAS316
C136
1nF 50V
L102
82nH
C137
1nF 50V
C158
1nF 50V
R128
2.2K 1%
D103
Notch_On2
BAS316
C160
1nF 50V
L104
R168 NC 0R05 1/16W
82nH
U102
R129
NC/0R05 1/16W
10
6
C2
GND4
11
R130
NC/1MOHM 1/16W +/-5%
C1
12
5
R169
VDD
RFC
SW_CTL
NC/10N 50V
NC 0R05 1/16W
13
4
PADDLE
GND3
TUNER3.3V
100N 16V
NC/PE42750
10K +-1% 1/16W
IFAGC
R150
R149
0R05 1/16W
C143
1K 1/16W 1%
C144
10N 50V
47nF 16V
10K +-1% 1/16W
R152
0R05 1/16W
C145
Close to Tuner
22N 25V
R1029
R155
51R 1/16W 5%
FAT_IN+
100R 1/16W 5%
R156
330R 1/16W 1%
R1030
R157
51R 1/16W 5%
FAT_IN-
100R 1/16W 5%
C161
C162
AIF
NC/47pF 50V
NC/47pF 50V
R161
D_IFP
0R05 1/16W
C153
NC/22pF 50V
R164
NC 150R 1/16W 1%
R167
0R05 1/16W
D_IFN
C157
NC/22pF 50V
+5V_SW
FB104
1
2
220R/2000mA
C190
1UF 10% 16V
T_SCL
R162
T_SDA
R165
C139
C154
C155
10N 50V
47PF 50V
47PF 50V
12/15
C140
10N 50V
L106
L107
C120
8.2NH
27nH
1nF 50V
LNA_INP
C169
C121
C192
5P6 50V
1nF 50V
LNA_INN
4.7PF 50V
L103
27nH
R151
IFAGC_Scaler
Close to MT5561
R153
IFAGC_Toshiba_demo
Close to Toshiba TC90537
R133_1K -> 560R,
R134_1K -> FB108_bead(1000ohm)
R135_1K -> FB109_bead(1000ohm)
Notch_On1
1
2
FB108 1000R
1
2
Notch_On2
FB109 1000R
C197
100NF 16V
62
3,4,5,6,7,8,9,10,12,13,14,15,16,17,18
U113
TUNER3.3V
AZ1117CH-3.3TRG1
3
2
R116
VIN
VOUT
0R05 1/10W
DVDD3V3
R159
R160
2.2K 1%
2.2K 1%
TUNER_SCL
100R 1/16W 5%
R449
0R05 1/16W
100R 1/16W 5%
R450
0R05 1/16W
TUNER_SDA
OSCL1
R1089
NC/0R05 1/16W
R1090
NC/0R05 1/16W
OSDA1
TUNER3.3V
R123
510K 1%
+1V8TUNER
RESET
C128
1UF 10V
C166
10N 50V
XTALP
TUNER3.3V
XTALN
U104
C133
C125
100NF 16V
TUNER3.3V
10UF 6.3V 20%
R133
MxL661
560R 1/16W 1%
1
VDD_3p3
CLK_OUT
LNA_INP
2
+1V8TUNER
LNA_INP
3
LNA_INN
LNA_INN
1
2
4
FB103
1000OHM
VDD_1p8
VDD_IO
5
AGC_2/GPO_3
GND_DIG
6
AGC_1
VDD_1p2
IFAGC
R124
1K 1/16W 1%
MxL661-AG-R
C167
C135
100NF 16V
100NF 16V
IFOUT1P
C130
4.7NF 50V
IFOUT1N
C129
4.7NF 50V
GND
3,9,10,12,15
+5V_SW
+5V_SW
3,4,5,6,8,9,10,13,15,16,17,18
DVDD3V3
DVDD3V3
IF Interface
FAT_IN-
ADCINN_DEMOD 8
FAT_IN+
ADCINP_DEMOD 8
D_IFP
D_IFP
18
D_IFN
D_IFN
18
Control Interface
IFAGC_Scaler
IFAGC_Scaler 8
OSCL1
OSCL1
4,18
OSDA1
OSDA1
4,18
TUNER_SCL
18
TUNER_SCL
TUNER_SDA
18
TUNER_SDA
IFAGC_Toshiba_demo
18
IFAGC_Toshiba_demo
SW_CTL
10
SW_CTL
X102
XTALN
1
3
XTALP
16MHZ
C164
C165
TXC
15PF 50V
15PF 50V
TUNER3.3V
18
17
T_SDA
SDA
16
T_SCL
SCL
15
14
13
C122
C123
C126
C124
2.2nF 50V
100NF 16V
47pF 50V
47pF 50V
+1V8TUNER
TUNER3.3V
C127
100NF 16V
C131
1UF 10V

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