Sharp ER-A420 - Page 24

ER-A410/ER-A420 CIRCUIT DIAGRAM AND PWB LAYOUT
– 22 –
STRAIGHT CON
1 2 3
CN8
(DR CN(2Pin)5045-03A)
+24V
F5
T400mA/250V(LT-5)
FB23
(JUMPER)
VH VJCOM /JPFA
/JPFB
/JPFC
/JPFD
/JPES
VCC
CUTM+ CUTM- CUTS
c d e f g dp
c d e f g dp a b
a b
C105
0.1uF
VCC VLED
FOR KEY I/F
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
CN6
T_PRINT CN(40Pin)00 6229 640 003 800
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
CN7
KEY I/F RELAY CN(40Pin)52045-4045
KR4 KR5 KR6 KR7 P91 /RESET /S2
/S4
/S9
KR0
KR1
KR2
KR3
KR4
KR5
KR6
KR7
/RESET
/S2
/S4
/S9
KR0 KR1
P90 P91
KR2 KR3 P90 /S3
/S3
/S6
/S6
KS3 KS2 KS1 KS0
KR8 KR9 KR10
KR11
KR11
KR10
KR8
KR9
VH
TM1
/STRB4
/STRB3
SO
SI
/LATCH /STRB2
/STRB1
/RPES
VRCOM /RPFA /RPFB /RPFC /RPFD
PHUPS
PCLK
FB16 CIM31J601NE
FB17 CIM31J601NE
FB18 CIM31J601NE
FB19 CIM31J601NE
FB20 CIM31J601NE
FB21 CIM31J601NE
DRAWER1
FB22,23,24,25:JUMPER WIRE
/S6
/S6 P91
P91
R113
1K
Q8 2SD2170
C106
0.1uF
C107 0.1uF
R117 22K R118 4.7K
Q10
KRC111S
D12
1SS355
-->PAT T ERN SHART
DRAWER1
RIGHT-ANGLE CON
1 2 3
CN9
DR CN(2Pin)5046-03A
FB22
(JUMPER)
FB24
(JUMPER)
DRAWER2
RIGHT-ANGLE CON
1 2 3
CN10
DR CN(2Pin)5046-03A
FB25
(JUMPER)R116
1K
Q9 2SD2170
C108
0.1uF
VCC
R114
16KF
R115
3.6KF
DRAWER2
D11 1SS355
VPTEST
A B
C D
8 7 6 54
3
2 1
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D C
B A
DRIVER
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