2L6/2N6/2N5/2N4
1-4-172
8150 DF tray motor error 2
When the main tray has
descended, DF tray sensor 1
or DF tray upper surface sen-
sor does not turn off within
5 s.
DF tray motor
1. Execute U240 Motor - Tray to check the
finisher operation (see page 1-3-134).
2. Manipulate the main tray up and down to
check it is smoothly operable.
3. Check that the drive from the motor
reaches the main tray.
4. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DF tray motor and DF main PWB
(YC16) (4000-sheet finisher)
DF tray motor and DF main PWB
(YC14) (1000-sheet finisher)
5. If the wiring is disconnected, shorted or
grounded, replace the wiring.
6. Replace the DF tray motor.
DF tray sensor 1
DF tray upper
surface sensor
1. Execute U241 Finisher - Tray U-Limit,
Tray Top to check the finisher switch
(see page 1-3-136).
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 tray sensor 1 and DF main PWB
(YC22) (4000-sheet finisher)
DF tray upper surface sensor and DF
main PWB (YC21,YC13) (4000-sheet
finisher)
DF tray sensor 1 and DF main PWB
(YC20) (1000-sheet finisher)
DF tray upper surface sensor and DF
main PWB (YC18) (1000-sheet finisher)
4. Replace the DF tray sensor 1 or DF tray
upper surface sensor.
DF main PWB Replace the DF main PWB (Refer to the
service manual for the document finisher).
Code Contents Related parts
Check procedures/
corrective measures
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