2NP-5
1-4-22
1110
PF lift motor 2 error
(large capacity feeder)
After cassette 4 is inserted,
PF lift sensor 2 does not turn
on within 23 s. This error is
detected 5 times successively.
(Time to detect is 2 seconds
at the second time and later.)
During driving the motor, the
lift overcurrent protective
monitor signal is detected for
1s or more 5 times succes-
sively. However, the first 1 s
after PF lift motor 2 is turned
on is excluded from detection.
Paper feeder lift
base elevating
mechanism
Check that the cassette base can be
manipulated smoothly, if not, repair or
replace.
PF Lift motor 2
1. Check that the cassette base has been
ascended.
2. Check the drive gear can rotate or they
are not unusually loaded and, if
necessary, replace.
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
PF Lift motor 2 and PF main PWB
4. If the wiring is disconnected, shorted or
grounded, replace the wiring.
5. Replace the PF Lift motor2.
PF Lift sensor2
1. Check that the sensor is correctly
positioned.
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
PF Lift sensor 2 and PF main PWB
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the PF Lift sensor 2.
PF main PWB
Replace the PF main PWB (Refer to the
service manual for the paper feeder).
1800
Paper feeder communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Improper installa-
tion of the paper
feeder.
Follow the installation instruction carefully
again.
Defective connec-
tor cable or poor
contact of the con-
nector.
Reinsert the connector. Also check for conti-
nuity of the connector cable. If necessary,
replace the cable.
PF main PWB and engine connect PWB
(YC15/YC2) and engine PWB (YC4)
(Refer to the service manual for the paper
feeder)
Defective PWB.
Replace the engine PWB or the PF main
PWB (see page 1-5-33, Refer to the service
manual of the paper feeder).
Code
Contents
Causes
Check procedures/
corrective measures
Y1
16
1
41-8
Se
r
vice Manual
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Страница 569: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide...
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Страница 631: ...PF 791 500 x 2 Paper feeder Installation Guide...
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Страница 696: ...FAX System W B Installation Guide...
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