To save energy, or if you have trouble reading the display, adjust its brightness settings.
Using the Embedded Web Server
Open a Web browser, and then type the printer IP address in the address field.
Click Settings > General Settings.
In the Screen Brightness field, enter the brightness percentage you want for the display.
Use these simple steps if your printer will not print your document.
Connect your printer directly to an active telephone wall jack or share a line with an answering machine or voice mail service.