Cleaning, Cleaning the outside of the printer, Do not use cleaning materials that contain ammonia – Brother HL-4040CDN User Manual
Page 132: Pull the paper tray completely out of the printer, Warning
Routine Maintenance
123
6
Cleaning
6
Clean the outside and inside of the printer regularly with a dry, lint-free cloth. When you replace the toner
cartridge or the drum unit, make sure that you clean the inside of the printer. If printed pages are stained with
toner, clean the inside of the printer with a dry, lint-free cloth.
Cleaning the outside of the printer
6
WARNING
Use neutral detergents. Cleaning with volatile liquids such as thinner or benzine will damage the surface of
the printer.
DO NOT use cleaning materials that contain ammonia.
DO NOT use flammable substances near the printer. Doing this might cause a fire or electrical shock.
a
Turn off the printer power switch and then unplug the printer.
b
Pull the paper tray completely out of the printer.