Brother MFC-440CN - Manual (Page 151)

Troubleshooting and Routine Maintenance
139
Clean the outside of the machine as
follows:
B
a
Pull the paper tray (1) completely out of
the machine.
b
Wipe the outside of the machine with a
soft cloth to remove dust.
c
Lift the output paper tray cover and
remove anything that is stuck inside the
paper tray.
d
Wipe the paper tray with a soft cloth to
remove dust.
e
Put the paper tray firmly back in the
machine.
Cleaning the scanner
B
a
Lift the document cover (1). Clean the
scanner glass (2) and the white
plastic (3) with isopropyl alcohol on a
soft lint-free cloth.
b
In the ADF unit, clean the white bar (1)
and the glass strip (2) under it with
isopropyl alcohol on a lint-free cloth.
1 1
2
3
1
2