To save energy, decrease the number of minutes before the printer enters Sleep mode. Select from 1 to 120. The factory default setting is 30 minutes.
Note: The printer still accepts print jobs when in Sleep mode.
Using the Embedded Web Server
Open a Web browser, and then type the printer IP address in the address field.
Settings > General Settings > Timeouts
In the Sleep Mode field, enter the number of minutes you want the printer to wait before it enters Sleep mode.
Using the printer control panel
From the printer control panel, navigate to:
> Settings > > Settings > > General Settings > > Timeouts > > Sleep Mode >
In the Sleep Mode field, select the number of minutes you want the printer to wait before it enters Sleep mode.