NEC MultiSync VT440 User Manual

Also see for MultiSync VT440: Installation data Specifications Service manual User manual

NEC MultiSync VT440 User Manual Manual pdf 31 page image

E–30Auto Adjust:When “Auto Adjust” is set to “On”, the projector automaticallydetermines the best resolution for the current RGB input signalto project an image using NEC’s Advanced AccuBlend Intelli-gent Pixel Blending Technology.The image can be automatically adjusted for geometry and sta-bility; “Horizontal Position”, “Vertical Position”, “Clock” and“Phase”.On: Automatically adjusts image “Horizontal Position”, “Ver-tical Position”, “Clock” and “Phase”.Off: User can adjust the image display functions (“HorizontalPosition”, “Vertical Position”, “Clock” and “Phase”)manually.This allows you to manually adjust the image horizontally andvertically, and adjust Clock and Phase.Horizontal/Vertical Position:Adjusts the image location horizontally and verticallyusing the and buttons.This adjustment is made automatically when the AutoAdjust is turned on.Clock: Use this item with the “Auto Adjust off” to fine tune thecomputer image or to remove any vertical banding thatmight appear. This function adjusts the clock frequen-cies that eliminate the horizontal banding in the image.Press the and buttons until the banding disappears.This adjustment may be necessary when you connect yourcomputer for the first time. This adjustment is made au-tomatically when the Auto Adjust is turned on.This allows you to activate or deactivate the Advanced AccuBlendfeature.Auto: Turns on the Advanced AccuBlend feature. The projec-tor automatically reduces or enlarges the current imageto fit the full screen.Native: Turns off the Advanced AccuBlend feature. The projec-tor displays the current image in its true resolution.NOTE: While you are displaying an image with higher resolu-tion than the projector's native resolution, even when you are inthe Native mode, the image is displayed full screen using theAdvanced AccuBlend feature.Factory Default (Advanced mode)Changes all adjustments and setting to the factory preset for eachsource individually except Lamp Usage Hours. (To reset the lampusage time, see “Clear Lamp Hour Meter” on page E-32.)All Data: Reset all the adjustments and settings for allthe signals to the factory preset.Current Signal: Resets the adjustments for the current signal tothe factory preset levels.Position/ Clock (when Auto Adjust is off)White Balance:This allows you to adjust the white balance. Brightness for eachcolor (RGB)is used to adjust the black level of the screen;Contrast for each color (RGB)to adjust the white level of thescreen.First use the up or down buttons to select R, G, or B for the bright-ness and the contrast. Next use the or buttons to adjust thelevel.Phase: Use this item to adjust the clock phase or to reduce videonoise, dot interference or cross talk. (This is evident whenpart of your image appears to be shimmering.) Use the and buttons to adjust the image.Use “Phase” only after the “Clock” is complete.This adjustment is made automatically when the AutoAdjust is turned on.Resolution (when Auto Adjust is off):The items that can be reset are: Picture, Color Temperature, GammaCorrection, Aspect Ratio, Noise Reduction, Color Matrix, WhiteBalance, Position/Clock and Resolution.