Lexmark 734de - X Color Laser User Manual page 244

7
Place the old cartridge into the replacement cartridge box, and then place the return label on the box and mail
it to Lexmark for recycling.
8
Shake the new cartridge front to back and side to side to evenly distribute the toner.
9
Remove the red packing strips from the new cartridge.
10
Insert the new cartridge into the printer. Push the toner cartridge in as far as it will go. The cartridge clicks into
place when correctly installed.
Maintaining the printer
244