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9-1
TUNER BOARD
TABLE OF CONTENTS
IC Interbnal Block Diagram ............................................. 9-1
Circuit Diagram ................................................................ 9-2
PCB Layout Top & Bottom View ..................................... 9-3
Electrical Parts List ......................................................... 9-4
SAA6588T INTERNAL BLOCK DIAGRAM
OPTICAL FUNCTION
IC001 (TEA5762H)
PIN NO
1
2
3
4
5
6
7
8
Voltage 0.4
0
0
0
0
0
0
0.3
PIN NO 21
22
23
24
25
26
27
28
Voltage
0
0
3.3
0
0.5
0
0
3.5
PIN NO 41
42
43
44
Voltage
0
0
0
0.1
IC002 (SAA6588T)
PIN NO
1
2
3
4
5
6
7
8
Voltage
0
0
0
0.6
0.6
0
1.3
1.5
TUNER FUNCTION
IC001 (TEA5762H)
PIN NO
1
2
3
4
5
6
7
8
Voltage 2.1
0
0
0
0
0
7.5
0.6
PIN NO 21
22
23
24
25
26
27
28
Voltage 1.5
12
9.6
1.2
1.4
0
0
0.2
PIN NO 41
42
43
44
Voltage 1.4
0
0
0.1
IC002 (SAA6588T)
PIN NO
1
2
3
4
5
6
7
8
Voltage
0
0
0
2.3
2
0
4.5
4.5
9-1
9
10
11
12
13
14
15
16
17
0
0
0
0.2
0.2
0
0
0
0
29
30
31
32
33
34
35
36
37
0
0
0
0.2
0.2
0.2
0.2
0.2
0
9
10
11
12
13
14
15
16
17
4.5
4.5
1.3
1.3
0.8
1.3
0
0.8
0.8
9
10
11
12
13
14
15
16
17
1.1
0.6
1.1
0.8
0.8
0.6
0.6
0
0
29
30
31
32
33
34
35
36
37
0
0
0
1.4
0.8
1.4
0.8
1.4
0.8
9
10
11
12
13
14
15
16
17
4.5
4.5
0
4.5
4.5
4.5
0
2.3
2.3
18
19
20
0
0
0
38
39
40
0
-0.2
0
18
19
20
1.3
0.6
0.6
18
19
20
1.1
1.1
1.1
38
39
40
1.4
6
1.4
18
19
20
2.3
2.3
2.3
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