Kyocera TASKalfa 2551ci Service Manual page 361

Code Contents
8100 DF eject release motor error
When the DF eject release
motor is driven, DF bundle
discharge sensor does not
turn on within 1 s.
Causes
DF eject release
motor
DF bundle
discharge unit
sensor
DF bundle
discharge unit
sensor
DF main PWB Replace the DF main PWB (Refer to the
service manual for the document finisher).
1-4-54
Check procedures/
corrective measures
1. Execute Motor - Eject Unlock (Full) of
U240 finisher operation check (see page
1-3-103).
2. Check that the eject guide of the
process tray is opened and, if not, cor-
rect the guide.
3. Check that the drive from the motor
reaches the eject guide.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DF bundle discharge unit sensor and DF
main PWB (YC20)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the DF eject release motor.
1. Execute Finisher - Bundle Eject HP of
U241 finisher switch check (see page 1-
3-105).
2. Check that the sensor and its mounting
board are correctly positioned.
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DF bundle discharge unit sensor and DF
main PWB (YC20)
4. Replace the DF bundle discharge unit
sensor.
2NP