Konica Minolta magicolor 4750EN-4750DN - Manual (Page 160)

Replacing Consumables 7-7
Replacing a Toner Cartridge
Note
Be careful not to spill toner while replacing a toner cartridge. If toner
spills, immediately wipe it off with a soft, dry cloth.
If TONER LOW on the SYS DEFAULT MENU/ENABLE WARNING is set
to ON , the message TONER LOW X (where “ X ”. represents the color of the
toner) appears when toner cartridge becomes near empty. Follow the steps
below to replace the toner cartridge.
"
If TONER LOW on the SYS DEFAULT MENU/ENABLE WARNING
is set to OFF , you are advised to replace the indicated toner cartridge
when the message TONER OUT X appear.
1
Open the printer’s front cover.