Lexmark MS81x Service Manual page 217

Action
Step 4
Check the lower interface cable. If damaged, then replace the lower
interface cable. Go to "Stapler lower interface cable removal" on
page 494.
Remove the left cover. Reseat the cable (J15) on the controller PCBA, then
POR the machine.
Does the error remain?
Step 5
Open the rear door and do the following:
• check if the rear door closes properly
• check the rear door rollers for damage
• check the locking mechanism for damage
• check the rear door for damage
Are the above components ok?
Step 6
Open the left cover, and check the sensor (rear door interlock) including
its cable. If damaged, then replace the sensor.
Reseat the cable (J26) on the controller PCBA and reseat the connector
on the sensor end. POR the machine.
Does the error remain?
Step 7
Open the left cover, reseat all connectors on the controller PCBA and then
POR the machine.
Does the error remain?
Yes
Go to step 5.
Go to step 6.
Go to step 7.
Replace the controller
PCBA. Go to
controller PCBA
removal" on page
496.
Diagnostic information
217
No
The problem is solved.
Replace the rear door.
Go to "Stapler rear
door removal" on
page 472.
The problem is solved.
The problem is solved.
"Stapler
4063