Acer P7500 User Manual - Page 35
Management
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English Frequency Tracking 25 "Frequency" changes the projector's refresh rate to match the frequency of your computer's graphics card. If you can see a vertical flickering bar in the projected image, use this function to make the necessary adjustments. Synchronizes the signal timing of the projector with the graphics card. If you experience an unstable or flickering image, use this function to correct it. Note: "H. Position", "V. Position", "Frequency" and "Tracking" functions are not supported under HDMI, DVI or Video mode. Management ECO Mode High Altitude Auto Shutdown Lamp Hour Elapse Lamp Reminding Lamp Hour Reset LAN LAN IP / Mask LAN Reset 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) Displays the lamp's elapsed operating time (in hours). Activate this function to display a reminder to change the lamp 30 hours before its expected end-of-life. Press the button and choose "Yes" to turn the lamp hour counter to 0 hours. Default is "Off". Choose "On" to enable LAN connection. Identify IP and Mask address. Reset LAN function.