Ic Explanation - Mitsubishi Electric ED-310BE-OL4 Service Manual

IC EXPLANATION

IC981 TC7SH08FU-TE85L-JF
IN B
IN A
GND
IC211 TC7SET08FU-TE85L
INPUT B
INPUT A
GND
IC982,983
SN74LVC1G07DCKR
IC311,312 BA3121F-E2
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1 5 Vcc
2
3 4 OUT Y
1 5 Vcc
2
3 4 OUTPUT Y
IN1 3
Vm1 2
IN2 5
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IC502 TC7SH00FU-TE85L-JF
IN B 5 Vcc
1
IN A
2
3
GND 4 OUT Y
IC70A TC7WH34FU
Vcc 1Y 3A 2Y
8 7 6 5
1 2 3 4
1A 3Y 2A GND
IC2G3 TC7WT125FU-TE12L
4
A2 5 GND
Y2
3
Y1 6
2 A1
7
G2
1 G1
Vcc 8
R
+
R
R R
R
+
R
R R
19
IC313 TC74VHCT00AFT-EL
14
1A 1
13
1B 2
1Y 3 12
2A 4 11
5
2B
10
6
2Y
9
GND 7 8
IC501 TC7SH86F(TE85L-JF)
IN B 1 5
2
IN A
GND
3 4
IC261,503 NJM2746V(TE1)
A OUTPUT 1 8
A
A-INPUT 2
7
B
A+INPUT 3 6
GND
5
4
8 VCC
1 OUT1
6 Vm2
7 OUT2
4 GND
Vcc
4B
4A
4Y
3B
3A
3Y
VCC
OUT Y
V+
B OUTPUT
B-INPUT
B+INPUT