Lexmark PRO4000C, 90P3000 manual Changing the Sleep timeout, Saving paper and energy

Using the printer control panel buttons and menus 18

Changing the Sleep timeout

The Sleep timeout is the time it takes for the printer to switch to Sleep mode when the printer is left idle. The Sleep feature optimizes energy efficiency by reducing the printer power consumption. To save the most energy, select the lowest Sleep timeout.

1From the printer control panel, navigate to:

> Setup > OK > Device Setup > OK > Sleep > OK

2Press the up or down arrow button to select or use the keypad to enter the value of the Sleep timeout, and then press OK .

Saving paper and energy

To significantly cut paper usage and reduce paper waste, activate duplex printing:

1From the printer control panel, navigate to:

> Setup > OK > Print Mode Setup > OK > 2‑Sided Copy, Standalone > OK

2Press the up or down arrow button to scroll to On, and then press OK .

To optimize energy efficiency, reduce the Sleep timeout and Screen Brightness:

1From the printer control panel, navigate to:

> Setup > OK > Device Setup > OK > Sleep > OK

2Press the up or down arrow button to select or use the keypad to enter the Sleep timeout value, and then press

OK .

3From the printer control panel, navigate to:

> Setup > OK > Device Setup > OK > Screen Brightness > OK

4Press the up or down arrow button to scroll to Dim, and then press OK .

Note: If you select 2‑Sided Copy, Standalone, then the printer prints on both sides of the paper (duplex) for copy and fax jobs, and for printing in Windows and Macintosh, depending on your printer model.

Restoring factory default settings

Resetting to factory default settings will delete all the printer settings you have previously selected.

1From the printer control panel, navigate to:

> Setup > OK > Restore Factory Defaults > OK

2 Press the up or down arrow button to scroll to Restore All Printer Settings, and then press OK .

3Press the left or right arrow button to scroll to Yes, and then press OK . The printer restarts automatically after resetting to factory default settings.

4When prompted to set the initial settings of your printer, make your selections using the printer control panel buttons.

Initial Setup Complete appears on the display.