Action Yes No
Step 6
Check the isolation unit for dust or debris.
Is the isolation unit free of dust or debris?
Go to step 8. Go to step 7.
Step 7
Remove the dust or debris.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
a Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Motor tests > Deskew
b Tou ch Start.
Does the motor run?
Go to step 11. Go to step 9.
Step 9
Check the cable on the JMTR1 connector on the controller board
for proper connection and damage, and replace if necessary.
Does the problem remain?
Go to step 10. The problem is
solved.
Step 10
Replace the motor (deskew). See
“Motor (deskew) removal” on
page 299.
Does the problem remain?
Go to step 11. The problem is
solved.
Step 11
Check the condition of the deskew rollers.
Are the rollers free from excess wear, contamination, and damage?
Contact the next
level of support.
Go to step 12.
Step 12
Clean or replace the rollers.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Paper jams
Avoiding jams
Load paper properly
•
Make sure that the paper lies flat in the tray.
5028
Diagnostic information
61
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