Lexmark MS421: How to Replace Your Imaging Drum Unit

Lexmark MS421: How to Replace Your Imaging Drum Unit

Related concerns: Toner low error message
This video applies to: Lexmark MS421dn Lexmark MS421dw

Step-by-Step: 1. Open the front door by pressing the button on the right hand side. 2. Remove the toner cartridge. Set aside. 3. Remove the old imaging drum unit. 4. Slide the new imaging drum unit in. 5. Slide the same toner cartridge back in. 6. Close the printer door firmly. 7. Allow to recalibrate before you send your next print job.
Compatible Products: Lexmark 56F1X00 Extra High Yield Remanufactured Toner Cartridge for MS421, MS521, MS621, MS622, MX421, MX521, MX522, MX622 [20,000 Pages]
OEM Lexmark 56F0Z00 Imaging Unit [60,000 Pages]
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