Lexmark MS911 Service Manual page 147

Action
Step 13
Enter the Diagnostics menu, and then navigate to:
MOTOR TESTS > PRINTER MOTOR TESTS > Paper feed
Does the motor run?
Step 14
a
Reseat the feed motor cable.
b
Check the feed motor cable for damage, and replace if necessary.
Does the problem remain?
Step 15
a
Check the paper feed belt for proper tension, and then adjust if
necessary.
b
Check the paper feed gear and belt for wear or damage, and replace
if necessary.
Does the problem remain?
Step 16
Replace the motor (feed). See
Does the problem remain?
Step 17
a
Make sure that the MPF is properly installed.
b
Check the MPF for damage, and replace if necessary. See
removal" on page 247.
Does the problem remain?
Step 18
Check the engine controller board pins for damage, and replace if
necessary. See "Engine controller board removal" on page
Does the problem remain?
"Motor (feed) removal" on page
Diagnostic information
Yes
Go to step 17.
Go to step 15.
Go to step 16.
Go to step 17.
312.
Go to step 18.
"MPF
Contact the next level
of support.
296.
147
4021
No
Go to step 14.
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.