Changing the Sleep Timer Setting from the Control Panel

You can use the product's control panel to change the time period before the product enters sleep mode.
  1. Press the  home button, if necessary.
  2. Press the arrow buttons to select Settings, then press the OK button.

  3. Press the arrow buttons to select Printer Setup and press the OK button.
  4. Press the arrow buttons to select Sleep Timer and press the OK button.
  5. Use the arrow buttons to adjust the number of minutes of inactivity before the product enters sleep mode. Then press the OK button.
  6. Press the  home button to exit.
When the product enters sleep mode, the LCD screen turns black.