I have followed the instructions exactly for

hello, i can help you. Unplug your printer, remove the new cartridge, plug in the printer and replace the new toner cartridge.

Repeat those steps if need be, but generally those steps solve the problem

If you have changed the toner cartridge, the printer must complete a calibration cycle (up to 150 seconds). If you open the door before the Ready indicator on the control panel lights up and the Error indicator turns off, the printer stops and repeats the calibration cycle.

1. Open the Status Display (double-click on Status Display icon in the system tray on the lower right-hand portion of the task bar, OR click Start/Programs/KONICA MINOLTA magicolor 2300W Utilities/KONICA MINOLTA magicolor 2300W Status), and then check which toner color is empty.
2. From the Print menu choose Toner Replace...
3. In the Color list box, select the color of the toner cartridge to be replaced (CYAN, MAGENTA, YELLOW, or BLACK).
4. Select the capacity of the new toner cartridge (1500 or 4500).
5. Click OK.
6. When the toner indicator on the control panel starts flashing, open the printer's front door. The carousel is automatically repositioned so that the appropriate toner cartridge can be removed.
7. Insert your thumb and index finger into the two holes in the front of the toner cartridge, and then pull the cartridge straight out about 6" (15 cm).
8. Support the middle of the cartridge with your left hand, and then pull out the cartridge.
9. Remove the new toner cartridge from its shipping carton.
10. Remove the protective cover clearly marked 'Remove'.
Each toner cartridge has a colored end that corresponds to a color inside the cartridge slots. Always install the toner cartridge in the slot of the same color.
Each toner cartridge has a colored end that corresponds to a color inside the cartridge slots. Always install the toner cartridge in the slot of the same color.
11. Support the middle of the cartridge with your left hand, insert the thumb and index finger of your right hand into the two holes in the front of the toner cartridge, and then insert the cartridge so that the guides on the cartridge fit into the rails in the cartridge compartment in the carousel.
12. Gently push the new toner cartridge into the printer.
13. Close the printer's front door.
The printer must complete a calibration cycle (up to 150 seconds) after any consumable has been replaced. If you open the door before the Ready indicator on the control panel lights up and the Error indicator turns off, the printer stops and repeats the calibration cycle.