Brother HL-7050N - Manual (Page 164)

ROUTINE MAINTENANCE 5 - 15
HL7050_US_UG_FM5.5
4 Wipe off toner and paper dust from the metal plate in the printer
with a dry, soft cloth.
Figure 5-21
5 Wipe the scanner window with a dry, soft cloth.
Figure 5-22
WARNING
After you have just used the printer, some parts
inside the printer are extremely hot. When you open
the top cover of the printer, never touch the fuser
and fixing roller.
Inside the printer Open the face-up output tray
Figure 5-20
Fuser is HOT!
Metal plate