Cleaning The Inside Of The Scanner Windows - Brother HL-4040CN User Manual

c
Wipe the outside of the printer with a dry, lint-free cloth to remove dust.
d
Remove anything that is stuck inside the paper tray.
e
Wipe the inside of the paper tray with a dry, lint-free cloth to remove dust.
f
Put the paper tray back in the printer.
g
Plug the printer back in, and then turn on the power switch.

Cleaning the inside of the scanner windows

a
Turn off the printer power switch and then unplug the printer.
Routine Maintenance
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