Kyocera FS-6525MFP Service Manual page 172

Code Contents
1020 PF lift motor error
(paper feeder)
After cassette 2 is inserted,
PF lift sensor 1 does not turn
on within 15 s. This error is
detected four times succes-
sively.
1030 PF lift motor error
(paper feeder)
After cassette 3 is inserted,
PF lift sensor 2 does not turn
on within 15 s. This error is
detected four times succes-
sively.
1800 Paper feeder communica-
tion error
A communication error is
detected 10 times in succes-
sion.
Causes
Defective bottom Check to see if the bottom plate can move
plate elevation smoothly and repair it if any problem is
mechanism in the found.
cassette.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. PF lift motor 1 and PF main PWB (YC4)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of the PF lift broken gears and replace if any.
motor 1.
Defective PF lift Replace the PF lift motor 1.
motor 1.
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Defective bottom Check to see if the bottom plate can move
plate elevation smoothly and repair it if any problem is
mechanism in the found.
cassette.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. PF lift motor 2 and PF main PWB (YC7)
Defective drive Check if the gears rotate smoothly. If not,
transmission sys- grease the bushes and gears. Check for
tem of the PF lift broken gears and replace if any.
motor 2.
Defective PF lift Replace the PF lift motor 2.
motor 2.
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
Improper installa- Follow installation instruction carefully again.
tion paper feeder.
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. PF main PWB (YC3) and engine PWB
(YC20)
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-35).
Defective PF main Replace the PF main PWB (Refer to the ser-
PWB. vice manual for the paper feeder).
1-4-10
Check procedures/
corrective measures
2MW/2MX