Lexmark M52 Series Service Manual page 277

Action
Step 6
a
Remove the staple finisher left cover. See
cover removal" on page
b
Reseat the staple finisher interface cable on the controller
board.
Does the problem remain?
Step 7
a
Remove the staple finisher. See
removal" on page 581.
b
Check the connector and pins of the staple finisher interface
cable for damage.
c
Check the staple finisher interface cable for improper
installation.
Is the interface cable properly installed and free of damage?
Step 8
Reinstall or replace the interface cable. See
interface cable 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
board removal" on page
Does the problem remain?
"Staple finisher left
584.
"Optional staple finisher
"Staple finisher
595.
"Staple finisher controller
590.
Diagnostics and troubleshooting
Yes
Go to step 7.
Go to step 9.
Go to step 9.
Go to step 10.
Contact the next
level of support.
Contact the next
level of support.
277
4064
No
The problem is
solved.
Go to step 8.
The problem is
solved.
The problem is
solved.
Go to step 11.
The problem is
solved.