BenQ TH671ST User Manual - Page 34
Display, Aspect Ratio, Wall Color, Image, Position, Overscan, Adjustment, PC &, Component
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Display There are several options to set the image's aspect ratio depending on your input signal source. • Auto: Scales an image proportionally to fit the projector's native resolution in its horizontal or vertical width. 15:9 picture • 4:3: Scales the picture so that it is displayed in the center of the screen with a 4:3 aspect ratio. 4:3 picture Aspect Ratio • 16:9: Scales an image so that it is displayed in the center of the screen with a 16:9 aspect ratio. 16:9 picture • Wide: Stretches a picture in a horizontal direction to fit the screen width. It does not alter the height of a picture. 4:3 picture Wall Color Image Position • Letter Box: Scales a picture to fit the projector's native resolution in its horizontal width and resizes the picture height to the 3/4 of the projection width. This makes a picture greater than the screen height. The top and bottom edges of the displayed picture are cropped. This suits the contents which are produced in letter box format (with black bars on the top and bottom). 16:9 picture Letter Box format picture Corrects the projected picture's color when the projection surface such as a painted wall which may not be white, the Wall Color feature can help correct the projected picture's colors to prevent possible color difference between the source and projected pictures. There are several precalibrated colors to choose from: Light Yellow, Pink, Light Green, and Blue. Displays the Image Position window. You may use the directional arrow keys on the projector or remote control to adjust the position of the projected picture. The values shown on the lower position of the window change with every key press you made. This function is only available when the PC signal is selected. Overscan Adjustment Conceals the poor picture quality in the four edges. The greater the value, the more portion of the picture is concealed while the screen remains filled and geometrically accurate. Setting 0 means the picture is 100% displayed. • Phase: Adjusts the clock phase to reduce image PC & distortion. This function is only available when a PC signal (analog RGB) or YPbPr signal is selected. Component YPbPr Tuning • H. Size: Adjusts the horizontal width of the image. This function is only available when a PC signal (analog RGB) is selected. • Auto: Adjusts the phase and frequency automatically. 34 Menu operation