Lexmark MS81x Service Manual page 213

Action
Step 5
Remove the stapler cartridge. Check the stapler cartridge and make sure
obstructions are removed.
Is it free of damage?
Step 6
Remove the left cover. Reseat the cable (J7) on the controller PCBA, then
POR the machine.
Does the error remain?
Step 7
Remove the right cover. Reseat the two cables on the stapler cartridge
end, then POR the machine.
Does the error remain?
Step 8
Remove the stapler cartridge. Using a flashlight, check the sensor
(cartridge present) inside the stapler cartridge assembly. Manually
actuate the sensor flag, and check if it toggles properly.
Is the sensor functioning properly?
Step 9
Open the left cover, reseat all connectors on the controller PCBA and then
POR the machine.
Does the error remain?
Yes
Go to step 6.
Go to step 7.
Go to step 8.
Go to step 9.
Replace the controller
PCBA. Go to
controller PCBA
removal" on page
496.
If the error persists,
then replace the staple
finisher assembly. Go
to
assembly removal" on
page
Diagnostic information
213
No
Replace the stapler
cartridge.
The problem is solved.
The problem is solved.
Replace the staple
finisher assembly. Go
to "Staple finisher
assembly removal" on
page
The problem is solved.
"Stapler
"Staple finisher
471.
4063
471.