Panasonic SA-DK20 Service Manual page 58

SA-DK20
SCHEMATIC DIAGRAM - 16
MAIN CIRCUIT
64 63 62 61
65
LIN4
<2.45V>
((2.45V))
66 LIN3
<2.45V>
((2.45V))
67 LIN2
<2.45V>
((2.45V))
68 LIN1
<2.45V>
((2.45V))
69 RIN4
<2.45V>
((2.45V))
70 RIN3
<2.45V>
((2.45V))
71 RIN2
<2.45V>
((2.45V))
72 RIN1
<2.45V>
((2.45V))
73 NC
<0V>
((0V))
GNDAL
74
<0V>
((0V))
75 OUTL
<2.45V>
((2.45V))
76 VRAL
<2.45V>
((2.45V))
77 VDAL
<4.94V>
((4.94V))
78 VDAR
<4.94V>
((4.94V))
VRAR
79
<2.46V>
((2.46V))
OUTR
80
<2.46V>
((2.46V))
GNDAR
C809 C810
10 0.01
R812
220
X801
RSXZ36M8M01T
R811
R810
1M
47
C811 C812
5 12P
: +B SIGNAL LINE
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
R830
330
C842
0.01
C889
0.022
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42
IC801
C2HBZC000012
BH
3 4 5 6 7 9 10 11 12 13 14 15 16
1 2 8
C814
0.01
: -B SIGNAL LINE
: MAIN SIGNAL LINE TO
PANEL CIRCUIT (CN601)
ON SCHEMATIC DIAGRAM-25
R827
100K
R828
R826
330
4.7K
C841
0.022
C839
C840
10
10V220
41
EBCI/O
ELRI/O
SYNC
GNDR
VDDR
NC
GNDA4
NC
AI4
AO4
NC
AOT4
NC
VDA34
AOT3
AO3
AI3
17 18 19 20 21 22 23 24
C818
50V1
C819
0.01
L809
RLBN102V-Y
58
9 8 7 6 5 4 3
L801
RLBN102V-Y
40
<2.49V>
((2.49V))
39
<0V>
((0V))
38
<0V>
((0V))
37
<5.03V>
((5.02V))
36
<0V>
((0V))
35
<0V>
((0V))
34
<0V>
C833
((0V))
33 10
<2.47V>
((2.47V))
32
C830
<2.44V>
C832
2200P
((2.44V))
50V1
31
<0V>
((0V))
30
<2.48V>
R819 R820
C831
((2.47V))
270 1.2K
29 50V1
<0V>
((0V))
28
R818
<4.95V>
1.2K
R817
((4.94V))
27
<2.48V>
270
C829
((2.47V))
50V1
26
<2.45V>
C828
((2.45V))
2200P
25
<2.47V>
C827
((2.47V))
50V1
C826
0.01
CN603A
2 1
C848
330P
R256
1K
L803
RLBN102V-Y
S
CT
C890
0.022