Acer K330 User Manual - Page 29
Setting, Management
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19 Setting English Menu Location Closed Caption USB Display Reset Choose the menu location on the display screen. Selects a preferred closed captioning mode from CC1, CC2, CC3, CC4, (CC1 displays captions in the primary language in your area). Select "Off" to turn off the captioning feature. This function is only available when a composite video or S-Video input signal is selected and its system format is NTSC. Set your screen aspect ratio to 4:3. This function is not available when the aspect ratio is "16:9" or "Auto" . Default is Off (USB Storage mode). Choose "Off" to access internal memory (RAM) when linkage USB cable. Choose "On" to do USB projection. Press the button and choose "Yes" to return the parameters on all menus to the factory default settings. Management ECO Mode High Altitude Auto Shutdown Choose "On" to dim the projector lamp which will lower power consumption, extend the lamp life and reduce noise. Choose "Off" to return normal mode. Choose "On" to turn on High Altitude mode. Operate the fans at full speed continuously to allow for proper high altitude cooling of the projector. The projector will automatically shutdown when there is no signal input after the allocated time. (in minutes)