Lexmark T420 Printer User Manual


 
71
Cleaning the printer
Using a clean, lint-free cloth, gently clean the shaded areas by wiping toward the front of the printer.
WARNING: Do not touch the transfer roller or the plastic sensors.
Installing the new print cartridge
1 Remove the new cartridge from the packaging. Remove the red plastic piece and foam. Save
the packaging and foam to return the used print cartridge. For more information, see
step 6 on page 73.
WARNING: Do not touch the photoconductor drum on the bottom of the print cartridge.
Transfer rollerPlastic sensor Plastic sensor
Packaging
Red plastic piece
Foam