Lexmark MS81 Series Service Manual page 184

Action
Step 5
Remove the left cover. Reseat the cable (J11) on the controller PCBA, then
reseat the same cable on the sensor (paddle motor HP) end. POR the
machine.
Does the error remain?
Step 6
Make sure the sensors (tamper motor HP) are not dislodged, then check
the cables and sensors. If damaged, then replace the staple finisher
assembly. Go to "Staple finisher assembly removal" on page
Swap the sensor (left tamper motor HP) and the sensor (paddle motor
HP).
Does the same error occur?
Step 7
Check the paddle motor. If damaged, then replace the paddle motor. Go
to "Paddle drive motor removal" on page
Reseat the cable (J5) on the controller PCBA, then reseat the same cable
on the motor end. POR the machine.
Does the error remain?
Step 8
Without disconnecting the paddle motor, remove it from the staple
finisher and let it hang. POR the machine, and observe the motor.
Does it run?
Step 9
Open the left cover, reseat all connectors on the controller PCBA and then
POR the machine.
Does the error remain?
461.
483.
Diagnostic information
184
Yes No
Go to step 6. The problem is solved.
Go to step 7. Replace the staple
finisher assembly. Go
to
assembly removal" on
page
Go to step 8. The problem is solved.
Go to step 9. Replace the paddle
drive motor. Go to
"Paddle drive motor
removal" on page
483.
Replace the controller The problem is solved.
PCBA. Go to "Stapler
controller PCBA
removal" on page
486.
If the error persists,
then replace the staple
finisher. Go to "Staple
finisher assembly
removal" on page
461.
4063
"Staple finisher
461.