AIWA CDC-Z107 Service Manual - Page 18

IC, LA6556

Page 18 highlights

PIN NO. 60 61 62 63 64 BU (V) 0 0 0 0 0 BU+ACC (V) 0 0 0 0 0 FM (V) 0 0 0 0 0 AM(V) 0 0 0 0 0 CD (V) 0 2.22 3.71 0.19 4.91 AUX (V) 0 0 0 0 0 IC, LA6556 PIN NO. 1 ~ 2 3 4 ~ 5 6 7 8 9 10 11 12 13 14 15 16 ~ 17 18 ~ 22 23 24 ~ 25 26 27 28 ' 29 30 ~ 32 33 34 ~ 35 36 BU (V) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 BU+ACC (V) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 FM (V) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 AM(V) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 CD (V) 0 8.44 0 3.70 4.06 3.76 4.05 3.86 3.88 3.60 4.20 8.45 2.38 0 2.51 2.45 2.51 7.85 4.98 2.51 8.44 2.51 2.43 4.91 0 AUX (V) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 - 18 -

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PIN NO.
BU (V)
BU+ACC (V)
FM (V)
AM(V)
CD (V)
AUX (V)
60
0
0
0
0
0
0
61
0
0
0
0
2.22
0
62
0
0
0
0
3.71
0
63
0
0
0
0
0.19
0
64
0
0
0
0
4.91
0
PIN NO.
BU (V)
BU+ACC (V)
FM (V)
AM(V)
CD (V)
AUX (V)
1 ~ 2
0
0
0
0
0
0
3
0
0
0
0
8.44
0
4 ~ 5
0
0
0
0
0
0
6
0
0
0
0
3.70
0
7
0
0
0
0
4.06
0
8
0
0
0
0
3.76
0
9
0
0
0
0
4.05
0
10
0
0
0
0
3.86
0
11
0
0
0
0
3.88
0
12
0
0
0
0
3.60
0
13
0
0
0
0
4.20
0
14
0
0
0
0
8.45
0
15
0
0
0
0
2.38
0
16 ~ 17
0
0
0
0
0
0
18 ~ 22
0
0
0
0
2.51
0
23
0
0
0
0
2.45
0
24 ~ 25
0
0
0
0
2.51
0
26
0
0
0
0
7.85
0
27
0
0
0
0
4.98
0
28
0
0
0
0
2.51
0
'
29
0
0
0
0
8.44
0
30 ~ 32
0
0
0
0
2.51
0
33
0
0
0
0
2.43
0
34 ~ 35
0
0
0
0
4.91
0
36
0
0
0
0
0
0
IC, LA6556
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