2A3/4
2-3-17
( 2 ) Clutch drive circuit
CCL
CN4-1
CN4-6
+24 V DC
3
6
11
14
2
7
10
15
IN1
IN2
IN3
IN4
19
CPU
IC7
PDMPCB
01
02
03
04
COM2COM1
916
IC4
Figure 2-3-13 Paper conveying clutch drive circuit
When pin 19 of the CPU IC7 goes low, pin 2 of IC4 goes low, which turns the paper
conveying clutch (CCL) on.
The other clutches are controlled in the same manner.
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