Tuner Board - AOC L20W451T Service Manual

20"
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20" LCD TV

10.3. Tuner Board

715T1529-1-2
AGND
C115
C116
C117
68pF
68pF
68pF
L111
120 OHM
L112
120 OHM
L113
120 OHM
L115
600 OHM
L116
600 OHM
C126
C125
470pF
470pF
J103
JACK
AGND
3, 4
COMP_AIR
3, 4
COMP_AIL
R618
47K£[ 1/16W
L103
C101
120 OHM
330pF
21
AGND
C112
20
68pF
19
18
17
R133
16
75£[ 1/16W
SCART1_FB
15
L101 120 OHM
14
13
12
C119
11
68pF
AGND
120 OHM
10
L102
9
R131
15K£[ 1/16W
8
SC1_FUNCTION
7
6
L119
600 OHM
5
C638
4
470pF
R615
3
47K£[ 1/16W
2
C639
1
470pF
SCART1_CVBS
J102
L117
SCART-1
C127
120 OHM
68pF
R132
75£[ 1/16W
AGND
AGND
L123
150 OHM
Tommy 06/02/16
R119
C129
R118
C131
R117
C133
75£[ 1/16W
75£[ 1/16W
75£[ 1/16W
47pF/50V
47pF/50V
47pF/50V
Tommy 06/02/16
Tommy 06/02/16
Tommy 06/02/16
L122
J105
600 OHM
JACK
3
2
L121
600 OHM
C641
C640
470pF
470pF
5V
R122
R120
75£[ 1/16W
22K£[ 1/16W
Q101
PMBS3904
1
VIDEO_OUT 2
C114
10uF/16V
R127
R129
18K£[ 1/16W
470£[ 1/16W
AGND
AIL1
3, 4
L120
600 OHM
AIR1
3, 4
R616
47K£[ 1/16W
COMP_PR
L125
150 OHM
Tommy 06/02/16
COMP_PB
L124
150 OHM
Tommy 06/02/16
COMP_Y
R143
0£[ 1/16W
R144
0£[ 1/16W
R145
0£[ 1/16W
R147
0£[ 1/16W
R148
0£[ 1/16W
R149
0£[ 1/16W
R150
0£[ 1/16W
AGND
57
SVIDEO_C
L109
120 OHM
C113
R121
68pF
75£[ 1/16W
JP100
AGND
AGND
AV_1
7
L118
120 OHM
C150
R141
68pF
75£[ 1/16W
3
AGND
AGND
4
SVIDEO_Y
L110
5
120 OHM
C120
R128
68pF
75£[ 1/16W
AGND
AGND
J101
2
1
5V
4
3
6
5
12V_T
8
7
10
9
SC1_FUNCTION
12
11
14
13
16
15
2,3
SCL
18
17
2,3
SDA
20
19
COMP_Y
22
21
COMP_PB
24
23
COMP_PR
26
25
28
27
30
29
SCART1_G
32
31
SCART1_B
34
33
SCART1_R
36
35
SCART1_FB
CONN
AGND
AGND
SCART1_CVBS
C139
U107
10uF/6.3V
1
7
VIN1
VOUT
3
VIN2
AV_1
C143
5
VIN3
10uF/6.3V
CVBS_SW1
2
2
CVBS_SW1
SW1
CVBS_SW2
4
2
CVBS_SW2
SW2
6
5V
V+
C147
+
C148
NJM2244
10uF/16V
0.1uF/16V
AGND
5V
0.1uF/16V
C122
+
C121
100uF/16V
AGND
AGND
A O C ( T o p V i ct o r y) E l ect r o n i cs C o . , L t d .
Title
I/O 715T1529-1-2
Size
Document Number
A3
PAL INPUT
Date:
Wednesday , June 14, 2006
AOC L20W451T
JACK
8
9
2
1
6
switch
AGND
PC_R_I
3,4
PC_L_I
3,4
R_OUT
3
L_OUT
3
TUNER_OUT
2
SCART1_CVBS
AV_1
CVBS_SEL
SVIDEO_Y
SVIDEO_C
C151
C153
68pF
68pF
CVBS_SEL
C144
68pF
AGND
U107
CVBS_SW1
CVBS_SW2
CVBS_SEL
0
0
SCART1_CVBS
X
1
AV_1
Rev
1
4
Sheet
1
of

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