About ECO settingsThis setting allows you to use automatic duplex printing as a default to save paper and to turn the machineon/off automatically to save electricity.Using Duplex PrintingUsing Power Saving FunctionUsing Duplex PrintingFollow the procedure below to use duplex printing.1. Make sure that the machine is turned on.2. Flick the HOME screen, then tap ECO settings.Using the Operation Panel3. Tap Two-sided printing setting.4. Specify the settings as necessary.A. Tap to select two-sided copying as a default.B. Tap to select duplex printing PDF files saved on a memory card as a default.C. Tap to select two-sided printing of template forms on the machine as a default.D. Tap to specify the print settings.Note• When duplex printing is selected, the icon is displayed on each menu of the HOMEscreen or on the setting items for duplex printing on each print setting screen.Using Power Saving FunctionFollow the procedure below to use power saving function.1. Make sure that the machine is turned on.250