Lexmark MS517dn Service Manual page 145

Cartridge gearbox service check
Action
Step 1
Is the button aligned with the front of the toner cartridge?
Step 2
a
Remove the toner cartridge.
b
Clear the paper jam.
Does the problem remain?
Step 3
a
Remove, and then reinstall the toner cartridge. Make sure that
it is properly seated.
b
Check the toner cartridge, toner cartridge button, and cartridge
plunger for damage. Replace if necessary.
c
Make sure that the latest firmware is installed.
Does the problem remain?
Step 4
Run a print test.
Does the problem remain?
Step 5
Replace the toner cartridge
Does the problem remain?
Step 6
Check the gears on the cartridge gearbox for proper rotation and
for wear or damage.
Does it rotate properly and is it free of wear or damage?
Step 7
Check the cartridge gearbox cable for proper connection to the
controller board.
Is it properly connected?
Diagnostics and troubleshooting
145
Yes No
Go to step 2. Go to step 3.
Go to step 5. The problem is
solved.
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
Go to step 6. The problem is
solved.
Go to step 7. Replace the
cartridge gearbox.
See
gearbox removal"
on page
Go to step 8. Reseat the cable.
4514-6xx
"Cartridge
238.