3 Read the warning message, and then select Continue.
4 Press and hold X and # simultaneously for 15 seconds to clear the message.
Note: If the customer is unable to reset the supply usage counters, then the customer must return the
item to the place of purchase.
Warning—Potential Damage: Supplies and parts without Return Program agreement terms may be reset
and remanufactured.
8–12 user attendance messages
8–12 user attendance messages
Error code Description Action
8.01 Close the door, cover. or latch at location A. See
“Door switch service check” on page 178.
8.02 Close the door, cover. or latch at location B.
9 Auto reboot. See
“Auto reboot service check” on page 120.
11.1 Load tray 1. See
“Load tray 1 with A4 plain paper service
check” on page 179.
11.8 Load the manual feeder. See
“Manual feeder service check” on
page 118.
12.1 Change the paper in tray 1. See
“Load tray 1 with A4 plain paper service
check” on page 179.
12.8 Change the paper in the manual feeder. See
“Manual feeder service check” on
page 118.
Manual feeder service check
Action Yes No
Step 1
Make sure that the imaging unit and toner cartridge is a genuine
Lexmark supply.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Shake the toner cartridge.
b Clean the toner cartridge smart chip contacts, and then check
the contacts for damage.
c Clean the toner cartridge spring contacts, and then check the
contacts for damage.
d Perform a print test.
Does the problem remain?
Go to step 3. The problem is
solved.
3400-48x
Diagnostics and troubleshooting
118
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