Sharp LC-15AV7U Service Manual - Page 38

Main 1/5 Schematic Diagram, NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.

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Main 1/5 Schematic Diagram NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. 9-3 MAIN 1/5 Ref No. Position ICS IC1202 B-2 IC1205 D-1 CONNECTORS CN1201 A-4 CN1202 F-3 CN1301 A-2 CN1302 A-1 CN1303 F-1 VOLTAGE CHART CN1201 Pin No. Voltage 1 0 2 1.2 3 1.0 4 1.0 5 1.7 6 0.7 7 1.1 8 1.3 9 1.2 10 0 11 0 12 1.2 13 0.9 14 1.1 15 1.4 16 0.9 17 1.1 18 1.3 19 1.1 20 0 21 0 22 0 23 0 24 0 25 2.7 26 0 27 0 28 3.3 29 0 30 0 31 3.4 32 0 33 0 CN1202 Pin No. Voltage 1 3.5 2 3.5 3 3.5 4 3.5 5 3.5 6 3.5 7 3.5 8 3.5 9 3.5 10 0 11 0 12 0 13 1.2 14 1.2 15 0.6 16 1.5 17 0.8 18 1.2 19 1.3 20 1.1 21 0 22 0 23 0 24 1.0 25 0 A7121SCM1

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9-3
NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD.
A7121SCM1
Main 1/5 Schematic Diagram
MAIN 1/5
Ref No.
Position
IC1202
B-2
IC1205
D-1
CN1201
A-4
CN1202
F-3
CN1301
A-2
CN1302
A-1
CN1303
F-1
CONNECTORS
ICS
CN1201
1
0
2
1.2
3
1.0
4
1.0
5
1.7
6
0.7
7
1.1
8
1.3
9
1.2
10
0
11
0
12
1.2
13
0.9
14
1.1
15
1.4
16
0.9
17
1.1
18
1.3
19
1.1
20
0
21
0
22
0
23
0
24
0
25
2.7
26
0
27
0
28
3.3
29
0
30
0
31
3.4
32
0
33
0
CN1202
1
3.5
2
3.5
VOLTAGE
CHART
Pin No.
Voltage
Pin No.
Voltage
3
3.5
4
3.5
5
3.5
6
3.5
7
3.5
8
3.5
9
3.5
10
0
11
0
12
0
13
1.2
14
1.2
15
0.6
16
1.5
17
0.8
18
1.2
19
1.3
20
1.1
21
0
22
0
23
0
24
1.0
25
0