NEC LT154 User Manual - Page 34
Image Options
UPC - 050927232534
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Image Options Gamma Correction Keystone Use the ᮤ or ᮣ button to choose "Normal" when in a lighted room and "Natural 1&2" when in a darkened room. "Natural 1" for better flesh tone; "Natural 2" for true reproduction of middle tones. Each mode is recommended for : Normal ......... For the regular picture Natural 1 ...... For true color reproduction of natural tones Natural 2 ...... For dark portions of a picture Aspect Ratio This feature corrects the keystone (trapezoidal) distortion to make the top of the screen longer or shorter to be the same as the bottom. Use the ᮤ or ᮣ buttons on the slide bar to correct the keystone (trapezoidal) distortion. Keystone distortion Normal NOTE: The maximum keystone angle that can be corrected is 40 degrees upward and 20 degrees downward with the projector placed horizontally on the ground plane. Depending on the type of graphics being used, the picture may get blurred or keystone correction may not be possible when excessive keystone correction is used. The idea is, the closer you are to native resolution, the better image you will see. Color Temperature Aspect Ratio allows you to select the best Aspect mode to display your source image. When 4:3 is selected from the source (i.e. DVD player), the following selections will display: Normal Zoom Wide Zoom Cinema This feature adjusts the color temperature using the slide bar. Move the slide bar to the right to increase the color temperature for a bluish image; to the left to decrease it for a reddish image. Lamp Mode Standard 4:3 Aspect All 4 sides stretched Left & Right stretched Left and right stretched When 16:9 is selected from the source (i.e. DVD player), the following selections will display: Normal Zoom Wide Zoom Cinema This feature enables you to select two brightness mode of the lamp: High-Bright and Eco modes. The lamp life can be extended up to 2000 hours by using the Eco mode. High-Bright Mode ....... This is the default setting. Eco Mode Select this mode to increase the lamp life. NOTE: If you have selected the Eco mode, the lamp lights in High-Bright mode for one minute after the projector is turned on. After one minute the lamp will change to Eco mode. 16:9 image displayed in 4:3 mode All 4 sides stretched Left & right stretched Left and right stretched to display the true aspect E - 34