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Troubleshooting and routine maintenance
133
B
Checking the Drum life B
You can see the machine’s drum life on the
LCD.
a (For MFC-7440N) Press Menu, 5, 3.
(For MFC-7840W) Press Menu, 6, 3.
Machine Info.
3.Drum Life
b Press OK.
You can see the remaining percentage
of drum life.
c Press Stop/Exit.
Note
The drum life check will be accurate only if
you have reset the drum counter when
you installed a new drum unit. It will not be
accurate if you have reset the drum
counter during the life of a used drum.
Packing and shipping
the machine B
CAUTION
If you pack the machine soon after turning
off the power make sure the machine has
cooled down completely.
When you transport the machine, use the
packing materials that came with your
machine. If you do not pack the machine
properly, you could void your warranty. The
machine should be adequately insured with
the carrier.
a Turn off the machine’s power switch.
b Unplug the machine from the telephone
wall jack.
c Unplug all the cables and AC power
cord from the machine.
d Open the front cover.
e Remove the drum unit and toner
cartridge assembly. Leave the toner
cartridge installed in the drum unit.
f Place the drum unit and toner cartridge
assembly into the plastic bag and seal
the bag.
g Close the front cover.
h Wrap the machine in the plastic bag and
place it in the original carton with the
original packing material.