5.With a dry,
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 machine.
6.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.
7.After inserting the manual tray and the toner cartridge, close the cover. Make sure that the cover is securely closed. If it is not firmly closed, printing errors may occur when you print.
If it is not firmly closed, printing errors may occur when you print.