Diagnostics and troubleshooting
 
119 
Step 8
 
Replace the pick rollers.
 
 
Does the problem remain?
 
Step 9
 
a
 
Check the pick rollers for proper  installation.
 
b
 
Firmly press the pick roller assembly upward to make sure that 
it is properly engaged to the  shaft.
 
 
Is the pick roller assembly properly installed?
 
Step 10
 
Reinstall the pick roller assembly.
 
 
Does the problem remain?
 
Step 11 
Check the paper path exiting the tray.
 
 
Is the paper path free of fragments and contamination?
 
Step 12
 
Clean the paper path.
 
 
Does the problem remain?
 
Step 13
 
Check the tray paper path and drive gears for damage, and replace 
the tray if necessary.
 
 
Does the problem remain?
 
Step 14
 
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?
 
Step 15
 
Check the sensor cable for proper connection and damage, and 
replace if necessary.
 
 
Does the problem remain?
 
Step 16
 
Check the sensor for damage, and replace if necessary.
 
 
Does the problem remain?