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Action
Step 7
a
Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Sensor tests
b
Find the sensor (Trailing edge (tray [x])).
Does the sensor status change while toggling the sensor?
Step 8
Reseat the sensor cable, and then check the sensor for
misalignment and damage.
Is the sensor properly installed and free of damage?
Step 9
Reinstall or replace the sensor. See
trailing edge) removal" on page
Does the problem remain?
Step 10
a
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Motor tests
b
Find the motor (Duplex/MPF), and then touch Start.
Does the motor run?
Step 11
Reseat the motor cable, and then check the motor for misalignment
and damage.
Is the motor properly installed and free of damage?
Step 12
Reinstall or replace the motor. See
on page
352.
Does the problem remain?
Step 13
a
Enter the Diagnostics menu, and then navigate to:
Additional input tray diagnostics > Sensor tests
b
Find the sensor (Pass-through (tray [x])).
Does the sensor status change while toggling the sensor?
Step 14
Reseat the sensor cable, and then check the sensor for
misalignment and damage.
Is the sensor properly installed and free of damage?
"Sensor (550-sheet tray
420.
"Motor (duplex/MPF) removal"
Diagnostics and troubleshooting
154
Yes
Go to step 10.
Go to step 10.
Go to step 10.
Go to step 13.
Go to step 13.
Go to step 13.
Go to step 16.
Go to step 16.
5028
No
Go to step 8.
Go to step 9.
The problem is
solved.
Go to step 11.
Go to step 12.
The problem is
solved.
Go to step 14.
Go to step 15.
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