Panasonic SA-AK520E Service Manual page 142

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SCHEMATIC DIAGRAM - 11
PANEL CIRCUIT
GRID4
GRID3
GRID2
GRID1
R650
470
FL_RESET
FL_CS
470
R651
FL_CLK
R654
220
FL_DOUT
220
R655
1
2
3
4
5
6
8
9
7
CP601
TO
MAIN CIRCUIT
(CN303) ON
SCHEMATIC
DIAGRAM-4
: +B SIGNAL LINE
C643
C636
0.1
0.1
C925
R702
27K
39P
D620
B0AACK000004
10
11
12
13
14
15
16
1
2
17
: -B SIGNAL LINE
R645
100
14
13
12
16
15
11
IC601
C1BB00000574
I/O EXPANDER
1
2
3
4
5
C635
220P
C634
220P
R646
R647
1K
1K
64
63
62
61
60
59
58
57
56
1
D3
2
D2
3
D1
4
D0
5
/RESET
/CS
6
7
SCK
IC602
8
SDATA
C0HBB0000039
FL DRIVER
9
P1
10
P0
11
VCC1
12
XOUT
13
XIN
14
VSS
15
S35
16
S34
17 18 19 20 21 22 23 24 25
C681
100P
3
4
5
6
8
9
12
13
7
10
11
TO
MAIN CIRCUIT
(CN302) ON
SCHEMATIC
DIAGRAM-5
: MAIN SIGNAL LINE
10
9
6
7
8
55
54
53
52
51
50
49
S3
48
S4
47
S5
46
S6
45
44
S7
S8
43
42
S9
S10
41
S11
40
S12
39
S13
38
S14
37
S15
36
S16
35
S17
34
S18
33
26
27
28
29
30
31
32
15
18
19
20
21
22
23
14
16
17
24
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
26
27
28
25
29
30
CP602

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