NEC NP-PX800X User Manual - Page 167

5. Using On-Screen Menu DATE AND TIME You can set the current time, month, date, and year. NOTE: The projector has a built-in clock. The clock will keep working for about 2 weeks after the main power is turned off. If the main power is off for 2 weeks or more, the built-in clock will cease. If the built-in clock ceases, set the date and time again. The built-in clock will not cease while in the standby mode. TIME ZONE SETTINGS Select your time zone. DATE AND TIME SETTINGS Set your current date (MM/DD/YYYY) and time (HH:MM). INTERNET TIME SERVER If you place a check mark, the projector's built-in clock will be synchronized with an Internet time server in every 24 hours and at the time of projector's startup. UPDATE Synchronizes the projector's built-in clock immediately. The UPDATE button is not available unless the INTERNET TIME SERVER check box is turned on. SUMMER TIME SETTINGS If you place a check mark, the clock for daylight saving will be enabled. MOUSE This option lets you to change your USB mouse settings. The mouse settings feature is available for USB mouse only. Choose the settings you want: MOUSE BUTTON RIGHT HAND] or [LEFT HAND] MOUSE SENSITIVITY FAST], [MEDIUM] or [SLOW] 153