3NB/3ND/3N0/3NK
1-4-13
8030
Punch motor error 3
Home position does not turn
from On to Off in 50 ms after
home position has been ini-
tialized.
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Punch motor and punch PWB (YC4)
Punch PWB (YC1) and DF main PWB (YC7)
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Punch motor and punch PWB (YC4)
Punch PWB (YC1) and DF main PWB (YC8)
Defective punch
motor.
Replace the punch motor.
Defective PWB.
Replace the punch PWB or DF main PWB
and check for correct operation.
(see page 1-5-2)
8090
DF paddle motor error
When the DF paddle motor is
driven, DF paddle sensor
does not turn on within 1 s.
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DF paddle motor and DF main PWB (YC15)
DF paddle sensor and DF main PWB
(YC22)
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
DF paddle motor and DF main PWB (YC11)
DF paddle sensor and DF main PWB
(YC20)
Defective DF pad-
dle sensor.
Replace the DF paddle sensor.
Defective DF pad-
dle motor.
Replace the DF paddle motor.
Defective DF main
PWB.
Replace the DF main PWB and check for
correct operation.(see page 1-5-2)
Code
Contents
Causes
Check procedures/
corrective measures
Service Manual Y113480-7
Содержание DF-790
Страница 1: ...SERVICE MANUAL Options DF 790 BF 730 MT 730 AK 730 PH 7C Code Y113480 7...
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Страница 30: ...3NB 3ND 3N0 3NK 1 2 12 5 Remove tape from the bridge drive unit Figure 1 2 15 Tape Service Manual Y113480 7...
Страница 32: ...3NB 3ND 3N0 3NK 1 2 14 3 Remove tape and pad Figure 1 2 18 Tape Pad Service Manual Y113480 7...
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