Lexmark M5150 Service Manual page 188

Action
Step 2
Check the lower interface cable. If damaged, then replace the lower
interface cable. See "Staple, hole punch lower interface cable removal"
on page 759.
Remove the left cover. Reseat the cable J15 on the controller PCBA, then
POR the machine.
Does the error remain?
Step 3
Check the auto connector end of the machine below the finisher.
Is it free of damage?
Step 4
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 5
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 6
Check the paddle motor. If damaged, then replace the paddle motor. See
"Stapler paddle motor removal" on page
Does the error remain?
Step 7
Check the paddle assembly gear box:
•
Check the gears for damage
•
Check the sensor flag for damage
Is the paddle assembly gear box functional and free of damage?
751.
Diagnostic information
188
Yes No
Go to step 3. The problem is solved.
Go to step 4. Replace the upper
interface cable of the
machine under the
finisher.
Replace the sensor The problem is solved.
(paddle motor HP). See
"Sensor (paddle motor
HP) removal" on
page 752.
If the error persists,
then go to step 5.
Go to step 6. The problem is solved.
Go to step 7. The problem is solved.
Go to step 8. Replace the finisher.
See
punch finisher option
removal" on page
738.
4063
"Staple, hole