Replacing the drum unit, Warning, Important – Brother DCP-8110DN User Manual
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Replacing the drum unit
A
Important
• While removing the drum unit, handle it
carefully because it may contain toner. If 
toner scatters on your hands or clothes, 
immediately wipe or wash it off with cold 
water.
• Every time you replace the drum unit,
clean the inside of the machine. 
(See Advanced User's Guide: Cleaning 
and checking the machine.)
• Wait to unpack the new drum unit
immediately before you put it in the 
machine. Exposure to direct sunlight or 
room light may damage the drum unit.
a
Leave the machine turned on for 
10 minutes for the internal fan to cool 
the extremely hot parts inside the 
machine.
b
Press the front cover release button and 
then open the front cover.
c
Take out the drum unit and toner 
cartridge assembly.
WARNING
HOT SURFACE
After you have just used the machine, some 
internal parts of the machine will be 
extremely hot. Wait for the machine to cool 
down before you touch the internal parts of 
the machine.