M
AINTAINING
 Y
OUR
 P
RINTER
4.7
3
Pull the toner cartridge out and remove it from the printer..
4
With a dry, lint-free cloth, wipe away any dust and spilled 
toner from the toner cartridge area and the toner cartridge 
cavity.
Note:
 To prevent damage to the toner cartridge, do not expose it 
to light for more than few minute. Cover it with a piece of paper, if 
necessary. Also, do not touch the black transfer roller inside the 
printer. 
5
Locate the long strip of glass (LSU) inside the top of the 
cartridge compartment, and gently swab the glass to see if 
dirt turns the white cotton black.