40 Chapter 6—Maintain the unitHP Fax 1200 Series&KDQJH WKH 3RZHU 6DYH 0RGH WLPHThe bulb in your unit remains on for a specified period so that the unit is immediatelyready to respond to your request. When the unit has not been used within that specifiedperiod of time, it turns the bulb off to preserve power and displays Power Save On in thefront-panel display. (You can exit this mode by pressing any button on the front panel.)Your unit is automatically set to enter power-save mode after 12 hours. Follow thesesteps if you want the unit to enter this mode earlier.1 Press Menu.2 Press 7, and then press 5.3 Press until the desired time appears, and then press ENTER.