Utax AK 740, Service Manual, Page: 70 / 207

3N0/3NK/3PD/3PG
1-4-25
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.
DF eject release
motor
DF bundle
discharge unit
sensor
1. Execute U240 Motor - Eject Unlock
(Full) to check the finisher operation
(see page 1-3-7).
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 (YC22)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the DF eject release motor.
DF bundle
discharge unit
sensor
1. Execute U241 Finisher - Bundle Eject
HP to check the finisher switch (see
page 1-3-9).
2. Check that the sensor and its mounting
bracket 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 (YC22)
4. Replace the DF bundle eject unit sensor.
DF main PWB Replace the DF main PWB. (see page 1-5-2)
Code Contents Causes
Check procedures/
corrective measures