Sharp UP-3300 Service Manual page 71

8 7
CLERK I/F
U/A NOT USED
D
ST0
ST0
ST1
ST1
ST2
ST2
VCC
ST3
ST3
VCC
C
C52
C51
0.1uF 0.1uF
IC48,IC49 VCC---GND
B
Q5
DTC114YK
3
2
BUZZ
1
C57
1000pF
A
8 7
6
IC48,IC49 - - - 14PIN VCC
7PIN GND
IC48
1
15
A Y0
2 14
B Y1
3 13
/S2
C Y2
12 /S3
Y3
11 /S4
Y4
6
10 /S5
G1 Y5
4 9 /S6
G2A Y6
5 7
/S7
G2B Y7
74HC138
IC49
1 15
/S8
A Y0
2 14 /S9
B Y1
3 13
C Y2
12
Y3
11
Y4
6 10
G1 Y5
4 9
G2A Y6
5 7
G2B Y7
74HC138
VCC
+
1
BZ1
BUZ C5
D4
1SS353 10uF/16V
2
VCC
R261
4.7K
/CFSR
/CFSR
6
5 4
CN14
/CFSR
1
/S2 D23 /C0
2
/S3 D24 /C1
3
/S4 D25 /C2
4
/S5 D26 /C3
5
/S6 D27 /C4
6
/S7 D28 /C5
7
/S8 D29 /C6
8
53014-0810
1SS353 X7
(CLERK CN)
VCC
C49
C50
0.1uF
0.1uF
IC46,IC47 VCC---GND
D22
1SS353
5 4
3 2
CN13
/S9
1
2
VCC
1
3
FB39
4
3 2 /X7
5
6
BLM31
7
IC46A
8
74LS125
9
/S8
10
11
12
4
FB40
GIL-G-12P-5ST2-E
6 5 /X6
(WMF CN)
BLM31
IC46B
74LS125
/S7
1
0
FB41
8 9 /X5
BLM31
IC46C
74LS125
/S6
1
3
FB42
11 12 /X4
BLM31
IC47D
74LS125
/S5
1
3
FB43
11 12 /X3
BLM31
IC46D
74LS125
/S4
1
FB44
3 2 /X2
BLM31
IC47A
74LS125
/S3
4
FB45
6 5 /X1
BLM31
IC47B
74LS125
/S2
1
0
FB46
8 9 /X0
BLM31
IC47C
74LS125
IC46,IC47 - - - 14PIN VCC
7PIN GND
3 2
1
11/16
D
C
B
A
1