Self Diagnostic Codes - Kyocera PF-520 Service Manual

(2) Self diagnostic codes

If the part causing the problem was not supplied, use the unit including the part for replacement.
Code Contents
1020 PF lift motor error
(paper feeder 1)
When the lift motor is driven,
the motor over-current detec-
tion signal is detected continu-
ously for 50 times (5 s) at 100
ms intervals.
After the lift motor is driven,
the ON status of lift sensor
cannot be detected for 8 s.
The cassette installed confir-
mation message is displayed
on the operation panel, and
even if the cassette is opened
and closed, the cassette
installed confirmation mes-
sage is displayed 5 times suc-
cessively.
1030 PF lift motor error
(paper feeder 2)
When the lift motor is driven,
the motor over-current detec-
tion signal is detected continu-
ously for 50 times (5 s) at 100
ms intervals.
After the lift motor is driven,
the ON status of lift sensor
cannot be detected for 8 s.
The cassette installed confir-
mation message is displayed
on the operation panel, and
even if the cassette is opened
and closed, the cassette
installed confirmation mes-
sage is displayed 5 times suc-
cessively.
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 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.
Defective PF lift Replace the PF lift motor
motor.
Defective PF main Replace the PF main PWB (see page 1-4-
PWB. 6).
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 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.
Defective PF lift Replace the PF lift motor
motor.
Defective PF main Replace the PF main PWB (see page 1-4-
PWB. 6).
1-3-7
Check procedures/
corrective measures
3M9/3NA-1