Ic & Transistor Voltages - Sanyo DC-C30 Service Manual

IC & TRANSISTOR VOLTAGES
IC101 LA9240M
Pin No. 1
PLAY 2.5
STOP
2.5
Ph No. 16
PL4Y 28
STOP 25
Pin No. 31
PL4Y 23
STOP
23
Pin No. 46
PLAY 25
STOP 2.5
Pin No. 61
PLAY
23
STOP 22
(v)
2
3
4 5
6
7 8 9 10 11 12 13 14 15
2.5 2.5 2.5 25
2.5 2.5
2.5 2.5 25 25 2.5 2.5 25 26
25
2.5 2.5 2.5 2.5 2.5 2.5 2.5
25 25
2.5 2.5
25 25
17 18 19 2) 21 z 23 24 z 26 27 a 28 30
25 2.5 2.5 2.6 2.5 0 2.4 2.4
25 2.5 2.8
2.5 27 23
25 2.5 2.5 25 25 0 2.5 2.5
25 25 2.5 25 2.5 -23
32 33 34 35 36 37 36 s m 41 ~ 43
44 *
o 0
4.9 0 1.5 0 0 0
0.8 24
2.4 2.5 25 0
0 0
4.9 50 4.8 0 4.9 0
0
1.6 2.4 2.4 25 0
47 46 49 50 51 S? 53 54
s 56 = 56 ~ 60
25 0 0 23 4.5 0 0
4.9
0 50 2.5 2.5 25 2.6
2.5 0 0 23 4.8 4.8 0 0 0 5.0 2.5 2.5 0.9 0.9
62 63 64
39 0 5.0
4.3 0 5.0
IC102 LC78622N
Pin No.
1
I
2
RAY o 0
STOP o 0
Pin No. 16 17
PLAY
1.7
0
STOP
4.9
4.9
Pin No. 31 3?
PLAY 24 0
STOP 24 0
Pin No. a 47
PLAY o 0.1
STOP o 0.1
Pin No. m e
PLAY 22 0
STOP
,22
0
3
4
1.6 0
0 0
18 19
5.0 0
4.9 0
33 34
0 0
0 0
48 @
o 0.1
22 0
63 64
0 0
0 0
5 6
7
8
9 10
1.6 5.0 0.3 0 2.5 2.5
1.6 5.0 0 0 2.5 24
20
21 2? n 24 E
o 24 5.0 5.0 4.9 1.5
0 24 0
4.9 4.8
2.4
36 36 37 36 38 a
o 52 21 0 0 21
4.9 52 21 0 0 21
50 51 S? 53 64 55
0 0.9 25 0.9 0 0
25
1.3 2.5 0
0
0
z
11 12
0 0.9
0 0
2627
0
0
0
0
41 42
52 0
52
4.9
5657
0 4.5
4.8 4.8
(v)
13 14 15
0 0 0
0 4.9 0
B B 30
1.8
0
0
2.4 0 4.9
43
44 45
5.0
20
2.0
4.9 20 20
58
59 60
4.8
0 22
4.8 0 21
1 1 , ,
I I I
IC103 LA6541
(v)
Pin No. 1 2 3
4
5 6 7
8 9 10 11 12 13 14 15
PLAY a3 o 2.7 2.5
4.1
3.5 35
4.1 2.5
27 5.0 7.7
5.0
5.0 26
STOP 8.6 4.8 2.5 2.5 25 39 38
4.0 2.5
25 5.0 7.8
5.0
5.0
25
Pin No.
16
17 18 19 20 21
z? B 24
PLAY 6.3 38 3.9 3.8 3.9 25 25 2.5 8.4
STOP 2.5 39 3.9 3.9 3.8 2.5 25 2.5 8.4
IC131 TA7291S
(v)
Pin No. 1
2 3
4 5
6
7 8 9
DR-OPEN
4.8
11.5 7.4 0 0 11.0 0.7 6.7 0
DR-CLOSE o 11.5 0.7 0 0 11.0 Z4 6.7 4.8
STOP 4.8 11.5 0.6 0 0 11.4 0.6 6.7
4.8
IC132 TA7291S
(v)
Pin No,
1
2 3
4
5 6
7 8 9
CA-OPEN o 11.5 0.7 0
0 11.0 6.3 5.6 4.8
CA-CLOSE 4.8 11.5 6.3 0 0 11.0 0.7 5.6 0
STOP 4.8 11.5 0.6 0 0 11.4 0.6 5.6 4.8
TRANSISTORS
PiN Q1301 Q1401
NAME B c E B c E
PLAY 4.5 1.9 3.9 82 5.0 5.0
STOP 4.9 1.6 4.3 8.3 5.0 Z7
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