Casio SA-5000 Service Manual page 94

Electronic cash register
Table of Contents

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A
B
C
1
2
VCC
C7
10 µF/16 V
C6
CN2
0.1 µF
1
3
2
D0
3
D1
4
D2
5
D3
6
D4
7
D5
8
D6
9
D7
10
11
12
13
4
14
15
16
17
18
19
20
21
22
23
24
5
CON24
BTK24S-2S
U6F
13
6
74HC14
7
8
9
10
A
B
C
D
E
F
G
12
D
E
F
G
H
I
J
K
VCC
C1
0.1 µF
U1
D0
27 D0
15
TXRDY
D1
28
18
D1
TXE
D2
1
9
D2
TXC
D3
2
D3
19
D4
5
D4
TXD
D5
6
3
D5
RXD
D6
7
D6
14
D7
8
D7
RXRDY
25
RXC
16
SY/BR
21
RESET
20
22
CLK
DSR
12
24
C/D
DTR
13
R1
RD
10
17
WR
CTS
11
23
CS
RTS
100K
B251
VCC
U2
D0
27 D0
15
C2
TXRDY
D1
28
18
0.1 µF
D1
TXE
D2
1
9
D2
TXC
D3
2
D3
19
D4
5
D4
TXD
D5
6
3
D5
RXD
D6
7
D6
D7
8
14
D7
RXRDY
25
RXC
16
21
SY/BR
RESET
20
22
CLK
DSR
12
24
C/D
13
DTR
R2
RD
10
17
WR
CTS
11
23
CS
RTS
100K
B251
VCC
U3
D0
27 D0
15
C3
TXRDY
D1
28
18
0.1 µF
D1
TXE
D2
1
9
D2
TXC
D3
2
D3
D4
5
19
D4
TXD
D5
6
3
D5
RXD
D6
7
D6
D7
8
14
D7
RXRDY
25
RXC
16
21
SY/BR
RESET
20
22
CLK
DSR
12
24
C/D
DTR
13
R3
RD
10
17
WR
CTS
11
23
CS
RTS
100K
B251
Name:
SA-5000/5100
H
I
J
K
— 92 —
L
M
N
O
VCC
100K
100K
U5B
U5F
4
3
12
13
74HC14
74HC14
U5A
2
1
74HC14
VCC
VCC
C4
0.1 µF
100K
100K
U6B
U6C
4
3
6
5
74HC14
74HC14
U6A
2
1
74HC14
VCC
3 Track Only Use
100K
100K
U5D
U5E
8
9
10
11
74HC14
74HC14
U5C
6
5
74HC14
VCC
U6E
10
11
C8
0.1 µF
74HC14
U6D
8
9
74HC14
Board No.
Drawing No.
MCR CONTROLLER
EAL-0328
L
M
N
O
P
1
2
VCC
C5
3
0.1 µ
CN1
12
11
10
9
4
8
7
6
5
4
3
2
1
CON12
5
53047-1210
6
7
8
9
10
P

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