Konica Minolta magicolor 7450 II grafx magicolor 7450 II User Guide - Page 144

If IMAGING UNIT LIFE on the SYS DEFAULT MENU is set to STOP, the message I-UNIT LIFE X (where "X". represents the color of the toner) appears when a imaging unit becomes empty. Follow the steps below to replace the imaging unit. " If IMAGING UNIT LIFE on the SYS DEFAULT MENU menu is set to CONTINUE, you are advised to replace the indicated imaging unit when the message I-UNIT END X appears. 1 Check the message window to see which color imaging unit needs replac- ing. 2 Open the printer's front cover. 3 Press down the area marked "Push" on the imaging unit to be replaced, and then slide the unit all the way out of the printer. The replacement procedure for the imaging unit is the same for all colors (yellow: Y, magenta: M, cyan: C, and black: K). The following instructions show the procedure to replace the toner cartridge (K). YMC K " Dispose of the used imaging unit according to your local regula- tions. Do not burn the imaging unit. 130 Replacing Consumables