Read Sharp ER-A770 (serv.man8) Service Manual online
8
7
6
5
4
3
2
1
A
B
C
D
1
2
3
4
5
6
7
8
D
C
B
A
2/2
KEY I/F
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
11
12
CON6
/S9
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
11
12
13
CON1
/KS0
/KS1
/KS1
D1
D2
D3
/S0
/S1
/S1
/S0
/S1
/S1
ST0
ST1
ST1
A
1
B
2
C
3
G1
6
G2A
4
G2B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
IC1
74LS138
ST0
ST1
ST2
ST1
ST2
ST3
VCC
ST2
ST3
A
1
B
2
C
3
G1
6
G2A
4
G2B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
IC2
74LS138
/S2
/S3
/S4
/S5
/S6
/S7
/S3
/S4
/S5
/S6
/S7
/S8
/S9
/S10
/S11
/S9
/S10
/S11
/S2
/S3
/S4
/S5
/S6
/S7
/S8
/S9
/S10
/S11
/S12
/S3
/S4
/S5
/S6
/S7
/S8
/S9
/S10
/S11
/S12
/KS2
/KS3
/KS4
/KS5
/KS6
/KS7
/KS8
/KS9
/KS10
/KS11
/KS12
/KS3
/KS4
/KS5
/KS6
/KS7
/KS8
/KS9
/KS10
/KS11
/KS12
D11
D4
D5
D6
D7
D8
D9
D10
D12
D13
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
CON7
/X6
/X7
/S8
2
3
1
IC3A
74LS125
74LS125
5
6
4
IC3B
74LS125
74LS125
FB10
BLM31
FB11
BLM31
VCC
/X5
/S7
9
8
1
0
0
IC3C
74LS125
74LS125
FB12
BLM31
/CFSR
/C0
/C1
/C2
/C3
/C4
/C5
/C0
/C1
/C2
/C3
/C4
/C5
D19
X 20
D14
D15
D20
D21
D22
D23
1SS353
/C6
/S2
/S3
/S4
/S5
/S6
/S7
/S8
/S3
/S4
/S5
/S6
/S7
/S8
/S12
x12
VCC
R1
47K
R2
R4
R3
R5
R6
R6
R8
R7
R9
R10
R10
/KR0A
/KR1A
/KR2A
/KR3A
/KR0B
/KR1B
/KR2B
/KR3B
/KR0C
/KR1A
/KR2A
/KR3A
/KR0B
/KR1B
/KR2B
/KR3B
/KR0C
/KR0A
/KR1A
/KR2A
/KR3A
/KR0B
/KR1B
/KR2B
/KR3B
/KR0C
/KR1A
/KR2A
/KR3A
/KR0B
/KR1B
/KR2B
/KR3B
/KR0C
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
11
12
CON2
/KR3A
/KR3B
/KR3C
/KR3B
/KR3C
/KR2A
/KR2B
/KR2C
/KR2B
/KR2C
R25
R21
R17
47K
R26
R18
R22
R22
47K
VCC
x3
x3
1C0
6
1C1
5
1C2
4
1C3
3
2C0
10
2C1
11
2C2
12
2C3
13
A
14
B
2
1G
1
2G
15
1Y
7
2Y
9
IC5
74HC153
/KR2
/KR3
/X4
/S6
/S5
2
3
1
IC6A
74LS125
74LS125
12
11
1
3
3
IC3D
74LS125
74LS125
FB14
BLM31
/X2
/X3
/S4
5
6
4
IC6B
74LS125
74LS125
FB13
BLM31
FB15
BLM31
/KR0
VCC
x3
1C0
6
1C1
5
1C2
4
1C3
3
2C0
10
2C1
11
2C2
12
2C3
13
A
14
B
2
1G
1
2G
15
1Y
7
2Y
9
IC4
74HC153
/KR0A
/KR0B
/KR0C
/KR0B
/KR0C
R23
R19
R15
47K
/KR1C
/KR2C
/KR3C
/KR2C
/KR3C
/KR1C
/KR2C
/KR3C
/KR2C
/KR3C
R12
R11
/KR1A
/KR1B
/KR1C
/KR1B
/KR1C
KEX0
KEX1
KEX1
KEX0
KEX1
KEX1
R24
R20
R16
47K
R13
4.7K
x3
R14
4.7K
4.7K
/KR1
VCC
/X1
/S3
/S2
9
8
1
0
0
IC6C
74LS125
74LS125
FB16
BLM31
/X0
12
11
1
3
3
IC6D
74LS125
74LS125
FB17
BLM31
/CFSR
D24
1SS353
R28
4.7K
4.7K
/CFSR
2-5C
2-5C
2-5B
2-5C
2-5B
2-5B
2-1B
2-1B
2-1B
2-1B
2-5C
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