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(1) Finisher does not operate. (excluding JAM
state)
1
Is connection
cable properly
connected?
YES
+5V between
CNA-6 and CNA-5 of
main PWB?
YES
+24V between
CNA-1 and CNA-3 of
main PWB?
YES
Are
DSW1, 2, 3
signals of main PWB
OK?
YES
Transfer motor
rotates normally?
YES
Elevator motor
rotates normally?
YES
Off-set motor
rotates normally?
YES
NO
Connect connection
cable to body properly.
NO
Check or replace harness
or check supply voltage.
NO
Check or replace harness
or check supply voltage.
Check connections.
Check harnesses at
upper and lower surfaces
NO
and harness leading to
upper transfer switch for
connections, and replace
if necessary.
NO
2
NO
3
NO
3
moving motor rotates
Pusher motor rotates
Jogger motor rotates
Check main PWB and
replace if necessary.
8 – 2
AR-FN3
Staple unit
NO
4
normally?
YES
NO
4
normally?
YES
NO
4
normally?
YES
8/19/1999
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