Error code Description Action
240.82 The motor (duplex/MPF) has stalled. See
“Motor (duplex/MPF) jam service
check” on page 115.
240.84 The motor (duplex/MPF) failed to achieve
expected speed or has stalled.
240.91 Paper remains detected at the sensor (MPF/pass-
through) after the printer is turned on.
See
“Sensor (MPF/pass-through) static jam
service check” on page 114.
Sensor (MPF/pass‑through): Paper failed to clear service check
Action Yes No
Step 1
a From the home screen, touch Settings > Device > Preferences.
b Check if the paper size matches the size set on the tray guides.
Does the paper size match the size set on the tray?
Go to step 3. Go to step 2.
Step 2
Change the paper size or adjust the size setting in the tray.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Check the duplex and MPF paper paths for paper jams and
obstructions.
Are the paper paths free of jams and obstructions?
Go to step 5. Go to step 4.
Step 4
Remove the paper jams and obstructions.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Check the tray paper path and drive gears for damage, and replace
the tray if necessary.
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
a Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Sensor tests
b Find the sensor (MPF/pass‑through).
Does the sensor status change while toggling the sensor?
Go to step 8. Go to step 7.
Step 7
Check the sensor cable for proper connection and damage, and
replace if necessary.
Does the problem remain?
Go to step 8. The problem is
solved.
5028
Diagnostic information
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