Lexmark M52 Series Service Manual page 53

Actions
Step 4
a
Remove the toner cartridge and imaging unit.
b
Push either side of the transfer roller, located below the imaging
unit, to check if it depresses and bounces back into place.
c
If the transfer roller does not depress and bounce back into
place, then reinstall it by pulling up the blue gear and pulling it
out from the right side to the left.
d
Firmly shake the imaging unit to redistribute the toner, and then
reinstall it.
e
Reinstall the toner cartridge.
f
Turn off the printer, wait for 10 seconds, and then turn on the
printer.
Does the problem remain?
Step 5
a
If the issue happens after installing a new maintenance kit, then
check whether the transfer roller included with the kit is
installed in the printer.
b
If necessary, replace the transfer roller. See
removal" on page 447.
Does the problem remain?
Step 6
Check the shutter on the imaging unit for signs of damage.
Note: The shutter opens to receive toner from the toner
cartridge.
Is the shutter on the imaging unit working properly?
Step 7
a
Check the status of the imaging unit.
1
From the home screen, select Status/supplies.
2
Select Supplies.
b
Check the condition of the imaging unit.
Is the imaging unit near end of life and/or showing signs of toner
leakage?
Step 8
Replace the imaging unit.
Does the problem remain?
"Transfer roller
Diagnostics and troubleshooting
53
Yes No
Go to step 5. The problem is
solved.
Go to step 6. The problem is
solved.
Go to step 7. Go to step 8.
Go to step 8. Go to step 9.
Go to step 9. The problem is
solved.
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