Lexmark M52 Series Service Manual page 371

Action
Step 4
Clear the optional bin paper path rollers of any dirt and
contamination.
Does the problem remain?
Step 5
a
Enter the Diagnostics menu, and then navigate to:
Output bin quick feed > Feed to all bins
b
Touch Single or Continuous.
Does the problem remain?
Step 6
a
Remove the SHPF left cover. See
left cover removal" on page
b
Reseat the cable on the motor (SHPF elevator).
Does the problem remain?
Step 7
Check the SHPF elevator drive for improper installation and
damage.
Is the elevator drive properly installed and free of damage?
Step 8
Reinstall or replace the elevator drive. See
finisher elevator drive removal" on page
Does the problem remain?
Step 9
Make sure that the controller board of the affected optional bin is
properly installed. Reseat all the cables on the controller board.
Does the problem remain?
Step 10
Check the affected controller board and its connector pins for
damage.
Are the bin controller board and its connectors free of damage?
Step 11
Replace the bin controller board. See
controller board removal" on page
Does the problem remain?
"Staple, hole punch finisher
699.
"Staple, hole punch
722.
"Staple, hole punch finisher
705.
Diagnostics and troubleshooting
371
Yes No
Go to step 5. The problem is
solved.
Go to step 6. The problem is
solved.
Go to step 7. The problem is
solved.
Go to step 9. Go to step 8.
Go to step 9. The problem is
solved.
Go to step 10. The problem is
solved.
Contact the next Go to step 11.
level of support.
Contact the next The problem is
level of support. solved.
4064