Lexmark MS510 User Manual page 171

Maintaining the printer
2
Pull the toner cartridge out using the handle.
3
Unpack the toner cartridge, and then remove all packing materials.
4
Shake the new cartridge to redistribute the toner.
5
Insert the toner cartridge into the printer by aligning the side rails of the cartridge with the arrows on the side rails
inside the printer.
Warning—Potential Damage: Do not expose the imaging unit to direct light for more than 10 minutes.
Extended exposure to light may cause print quality problems.
6
Close the front door.
171