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How-to Videos
How-to Videos
Multifunction Products
Lexmark MX421
Lexmark MX421
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Setting up the printer
Preparing your printer
Setting up the printer
Installing optional trays
Installing the MarkNet 8372
Using your printer
Loading the multipurpose feeder
Replacing supplies
Replacing the toner cartridge
Replacing the imaging unit
Replacing parts
Replacing the pick roller assembly in the optional tray
Replacing the pick tire
Replacing the ADF separator roller
Replacing the ADF tray
Maintaining the printer
Cleaning the scanner
Troubleshooting
Clearing paper jam in the front door
Clearing paper jam in the rear door
Clearing paper jam in trays
Clearing paper jam in the duplex unit
Clearing paper jam in the automatic document feeder
Learn how to set up your printer for the first time.
View product documentation
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Preparing your printer
Setting up the printer
Installing optional trays
Installing the MarkNet 8372
Using your printer
Loading the multipurpose feeder
Replacing supplies
Replacing the toner cartridge
Replacing the imaging unit
Replacing parts
Replacing the pick roller assembly in the optional tray
Replacing the pick tire
Replacing the ADF separator roller
Replacing the ADF tray
Maintaining the printer
Cleaning the scanner
Troubleshooting
Clearing paper jam in the front door
Clearing paper jam in the rear door
Clearing paper jam in trays
Clearing paper jam in the duplex unit
Clearing paper jam in the automatic document feeder
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