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Toshiba Solid State Service Manual page 12

25"/29"/34"/38" solid state color television receiver

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VOLTAGE TABLE FOR IC ( ONLY FOR REFERENCE )
IC 101
TB1253AN
5.6
1
1
2.98
29
30
3.2
2
2
5
3
31
1
3
3.9
32
0
4
4
NC
5
5
33
4.7
2.6
1.8
6
6
34
1.7
7
7
7
6.7
35
36
9
8
8
2.8
4.1
9
9
4.2
37
38
4.6
10
10
3.3
11
11
39
GND
3
NC
12
12
40
6.8
1.7
13
13
5
41
2.3
14
14
2.6
42
2.4
15
15
2.6
43
44
16
2.6
2.5
16
17
45
GND
2.2
17
18
46
NC
2.1
18
19
0.6
47
19
2.6
20
48
2.2
2.2
20
49
21
2.2
21
3.5
50
22
2.2
4
23
51
3.7
8.7
24
52
2.4
4.2
25
53
8.7
4.2
2.4
26
54
3.5
55
4.2
27
GND
56
GND
28
5.4
NOTE: VOLTAGE ARE TAKEN UNDER TUNED CONDITION WITH
CONTRAST
BRIGHTNESS
COLOR
SIGNAL INPUT
CHANNEL SETTING
SIGNAL PATTERN
IC 601
TMP88PS38N
22
0.13
GND
1
23
0.13
NC
2
24
0.13
NC
3
25
1
4
5
26
4.5
5
5
27
4.6
NC
6
28
1
7
4.6
29
GND
5
8
30
GND
NC
9
31
2.1
10
NC
32
2.1
11
5
33
5
12
5
34
NC
13
4.5
35
5
NC
14
36
4.6
NC
15
37
4.2
16
2.7
4.1
5
17
38
GND
18
5
39
3.6
19
0
40
3.1
NC
20
41
5
1
21
42
22
23
24
25
26
IC 001
TDA 9855
1
4.2
27
3.8
2
4.2
28
8.5
3
4.2
19
4
8.4
4.2
30
4.2
NC
31
IC402
4.2
32
4.2
7809
4.2
4
33
1
4.2
34
3.5
2
4.2
35
7.1
4.3
5.5
36
3
4.2
4.2
37
NC
4.2
38
KA7805
4.2
4.2
39
1
4
40
4.2
2
NC
41
4.2
4.2
4
42
3
4.1
43
4.2
IC601
4.2
4.2
44
KA7805
4.2
4.2
45
3.6
46
4.2
1
2.5
47
4.2
2
4.2
48
NC
3
0
49
4.2
4.2
4
50
4.2
0
51
1
4.1
52
4.2
2
3
4
:
Maximum Position
:
Maximum Position
:
Maximum Position
:
70dB + 10dB
:
The Last Channel of UHF High
:
Colour Bar
IC902
Q905
SE135
P621
1
135.3
61.2
60.4
60.2
GND
3
0.3
4
7.7
12
GND
9
IC103
9
GND
5
15.5
GND
5
IC102
PQ09RD21
21.5
IN
9
OUT
GND
GND
15.75
SW
SM-74PM P.11

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