2P7/2R0/3PN
1-4-10
1040 PF lift motor 3 error
(paper feeder)
After cassette 4 is inserted,
PF lift sensor 3 does not turn
on. This error is detected five
times successively.
Defective bottom
plate elevation
mechanism in the
cassette.
Check to see if the bottom plate can move
smoothly and repair it if any problem is
found.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
PF lift motor 3 and PF main PWB (YC7)
Defective drive
transmission sys-
tem of the PF lift
motor.
Check if the gears rotate smoothly. If not,
grease the bushes and gears. Check for
broken gears and replace if any.
Defective PF lift
motor.
Replace the PF lift motor 3.
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
1050 PF lift motor 4 error
(paper feeder)
After cassette 5 is inserted,
PF lift sensor 4 does not turn
on. This error is detected five
times successively.
Defective bottom
plate elevation
mechanism in the
cassette.
Check to see if the bottom plate can move
smoothly and repair it if any problem is
found.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
PF lift motor 4 and PF main PWB (YC7)
Defective drive
transmission sys-
tem of the PF lift
motor.
Check if the gears rotate smoothly. If not,
grease the bushes and gears. Check for
broken gears and replace if any.
Defective PF lift
motor.
Replace the PF lift motor 4.
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
1800 Paper feeder 1 communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Improper installa-
tion paper feeder.
Follow installation instruction carefully again.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
PF main PWB (YC3) and engine PWB
(YC22)
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-40).
Defective PF main
PWB.
Replace the PF main PWB (see page 1-5-
88).
Code Contents Causes
Check procedures/
corrective measures