Optoma HD91 User Manual - Page 44
Source Lock, High Altitude
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User Controls Input Source Use this option to enable / disable input sources. Press ► to enter the sub menu and select which sources you require. Press "Enter" to finalize the selection. The projector will only search for inputs that are enabled. SETUP | INPUT SOURCE IMAGE DISPLAY VGA Video HDMI 1 HDMI 2 Component Exit SYSTEM SETUP Source Lock `` On: The projector will only search current input connection. `` Off: The projector will search for other signals if the current input signal is lost. High Altitude When "On" is selected, the fans will spin faster. This feature is useful in high altitude areas where the air is thin. Information Hide `` On: Choose "On" to hide the info message. `` Off: Choose "Off" to show the "searching" message. Auto Power Off (min) Sets the countdown timer interval. The countdown timer will start, when there is no signal being sent to the projector. The projector will automatically power off when the countdown has finished (in minutes). Reset `` Current: Choose "Yes" to return the display parameters on this menu to the factory default settings. `` All: Choose "Yes" to return the display parameters on all menus to the factory default settings. English 44