Read Sharp XE-A301 (serv.man3) Service Manual online
XE-A301V
CIRCUIT DIAGRAM AND PWB LAYOUT
– 19 –
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
5/7
A0
A1
D[0..7]
DB0
DB7
D0
D7
D1
D6
DB1
DB6
DB2
DB5
D2
D5
/LE0W
D
3
D
4
/LE1W
D
B
3
DB4
/LE3W
/CS3
/LE1
/LE2
P95
D
0
/LE2W
D1
DB0
D2
DB1
D3
DB2
D4
DB3
D5
DB4
D6
DB5
D7
DB6
DB7
K
GND
VCC
V0
RS
R/W
E
DB0
DB1
DB2
DB3
KS0
DB4
D0
D7
DB5
D1
D6
DB6
KS1
RS
DB7
KS2
R/W
D2
D5
D3
D4
KS3
E
/S6
P96
P91
D
0
/LE3R
D1
KR0
D2
KR1
D3
KR2
D4
KR3
D5
KR4
D6
KR5
D7
KR6
KR7
DB[0..7]
R/W
RS
R/W
E
P95
KS0
KS1
KS2
KS3
/CS3
A0
A1
P94
D[0..7]
E
RS
/WR
P96
KR0
KR1
KR2
KR3
KR4
KR5
KR6
KR7
/LE0W
/S6
P91
VCC
VCC
VCC
VCC
VCC
VCC
VLED
VCC
VCC
VCC
VCC
VCC
C90
100pF
C87
22uF/10V,FX
C83
10uF/50V
C88
0.1uF
IC25
74HC374
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
QE
Q0
D0
D1
Q1
Q2
D2
Q3
GND
D3
VCC
Q7
D7
D6
Q5
Q6
D5
D4
Q4
LE
IC27
74HC374
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
QE
Q0
D0
D1
Q1
Q2
D2
Q3
GND
D3
VCC
Q7
D7
D6
Q5
Q6
D5
D4
Q4
LE
IC23
BA00ASFT
2
1
4
5
3
R103
12K
C94
0.1uF
R100
5.6K
IC28
74HC245
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A8
GND
A7
VCC
1G
B1
B2
B4
B3
B5
B6
B7
B8
R98
10K
IC24
74HC138
1
2
3
4
5
6
7
8
16
9
10
11
12
13
14
15
A
B
C
G2A
G2B
G1
Y7
GND
VCC
Y6
Y5
Y4
Y3
Y2
Y1
Y0
C81
10uF/50V
C84
0.1uF
R101
10K
R102
2.4KF
CN1
LCD CN(16Pin)5483-16X
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
C82
10uF/50V
R104
10K
C95
100pF
C85
0.1uF
C89
22uF/16V
D6
1SS353
C91
100pF
Q11
KRC111S
R105
22K
+
C86
10uF/50V
R106
4.7K
C93
0.1uF
IC26
74HC245
1
2
3
4
5
6
7
9
10
8
20
19
18
17
15
16
14
13
12
11
DIR
A1
A2
A3
A4
A5
A6
A8
GND
A7
VCC
1G
B1
B2
B4
B3
B5
B6
B7
B8
R99
10K
C92
100pF
R145 10K
+
+
+
+
+
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