Lexmark MX81 series Service Manual page 218

Action
Step 6
Check the sensor (cartridge door interlock). Make sure the sensor is stable
and properly installed.
Swap the sensor with another common sensor. Reseat the cable on the
sensor side, then POR the machine.
Does the error remain?
Step 7
Check the limit switch (door close). Make sure the switch is stable and
properly installed. Do the following:
•
check if the switch toggles properly
•
check for damage
Is the above component ok?
Step 8
Open the left cover, reseat all connectors on the controller PCBA and then
POR the machine.
Does the error remain?
Yes
If the same error
occurs, then go to step
7. If another error
occurs, then the sensor
needs to be replaced.
Go to
(cartridge door
interlock) removal" on
page
Go to step 8.
Replace the controller
PCBA. Go to
offset stacker
controller PCBA
removal" on page
591.
If the error persists,
then replace the staple
finisher. Go to
finisher/offset stacker
option removal" on
page
Diagnostic information
216
No
The problem is solved.
"Sensor
599.
Replace the limit
switch. Go to
door close limit switch
removal" on page
599.
The problem is solved.
"Stapler/
"Staple
573.
7463
"Stapler