Lexmark CX625
Turn off the printer, and then unplug the power cord from the electrical outlet.
Using a damp, soft, lint‑free cloth, wipe the touch screen.
Notes:
Connect the power cord to the electrical outlet, and then turn on the printer.
Unusual or erratic touch screen display issues after upgrading the firmware to certain version 23.0 RIP firmware releases (xxxxx.230.204 through xxxxx.230.210).
Deciding which icons to show on your printer screen can help make your printing, scanning, or copying task faster.