Machine’s basic settings472. Menu Overview and Basic SetupWhen you press the ( Power/Wakeup) button, start printing, or a fax isreceived, the product will wake up from the power saving mode.• Altitude Adjustment: Print quality is affected by atmosphericpressure, which atmospheric pressure is determined by the height ofthe machine above sea level. Before you set the altitude value,determine the altitude where you are (see "Altitude adjustment" onpage 257).3 Select the option you want, then press OK.4 Press OK to save the selection.5 Press (Stop/Clear) button or home( ) icon to return to readymode.Refer to below links to set other settings useful for using the machine.• See "Entering various characters" on page 260.• See "Keypad letters and numbers" on page 260.• See "Setting the paper size and type" on page 58.• See "Setting up the fax address book" on page 261.