Lexmark MX81 Series Service Manual page 227

Action
Step 3
Open the left and top covers. Check the beacon LED. If damaged, then
replace the staple finisher assembly. Go to
option removal" on page 595.
Reseat the cable (J21) on the controller PCBA and reseat the connector
on the beacon LED end. POR the machine.
Does the error remain?
Step 4
Reseat the cable (J12) on the controller PCBA, then POR the machine.
Does the error remain?
Step 5
Check the sensor (finisher bin media present) and do the following:
•
check for damage
•
move the sensor flag and check if it toggles properly
Is the above component ok?
Step 6
Reseat all connectors on the controller PCBA.
Does the error remain?
"Staple finisher/offset stacker
Diagnostic information
227
Yes No
Go to step 4. The problem is solved.
Go to step 5. The problem is solved.
Go to step 6. Replace the sensor
(finisher bin media
present). Go to
(finisher/stacker bin
media present)
removal" on page
607.
Replace the controller The problem is solved.
PCBA. Go to "Stapler/
offset stacker
controller PCBA
removal" on page
613.
If the error persists,
then replace the staple
finisher. Go to "Staple
finisher/offset stacker
option removal" on
page 595.
7463
"Sensor