Lexmark MS911 Service Manual page 156

Action
Step 9
a
Make sure the belts and gears connected to the motor and roller are
properly installed.
b
Check the belts and gears for wear or damage, and replace if
necessary.
Does the problem remain?
Step 10
a
Remove the upper exit roller assembly. See
roller assembly removal" on page
b
Make sure that the parts are properly installed.
c
Check the parts for wear or damage, and replace if necessary.
Does the problem remain?
Step 11
a
Make sure that the bin stack height solenoid is properly installed.
b
Check the solenoid for damage, and replace if necessary. See
finisher bin stack height solenoid removal" on page
Does the problem remain?
Step 12
a
Reseat the interface cable on the staple finisher controller board and
printer controller board.
b
Reseat the junction connector on the cable.
c
Check the cable for damage, and replace if necessary.
Does the problem remain?
Step 13
a
Reseat all the cables on the staple finisher controller board.
b
Reset the printer.
Does the problem remain?
Step 14
Replace the controller board. See
removal" on page 244.
Does the problem remain?
"Staple finisher upper exit
305.
235.
"Staple finisher controller board
Diagnostic information
156
Yes
Go to step 10.
Go to step 11.
Go to step 12.
"Staple
Go to step 13.
Go to step 14.
Contact the next level
of support.
4021, 7421
No
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.
The problem is solved.