User manual NEC LT20

[. . . ] Important Information Safety Cautions Precautions Please read this manual carefully before using your NEC LT20 Projector and keep the manual handy for future reference. Your serial number is located on the bottom of your projector. Record it here: CAUTION To turn off main power, be sure to remove the plug from power outlet. The power outlet socket should be installed as near to the equipment as possible, and should be easily accessible. [. . . ] If the default value is changed, the display mode will change to user mode automatically. Setting 10 will maximize brightness and contrast. Setting 0 will maximize color reproduction quality. Color Temperature Adjust the color temperature. At higher temperature, the screen looks colder; at lower temperature, the screen looks warmer. Keystone Adjust image distortion caused by tilting projector. (±8 degrees) Aspect Ratio Use this function to choose your desired aspect ratio. 19 . . . English User Controls Image (All) 4:3 : The input source will be scaled to fit the projection-screen. 16:9 : The input source will be scaled to fit the width of the screen. Display Mode There are many factory presets optimized for various types of images. User : Memorize user's settings. Reset Choose "Yes" then "Enter" pressed, the display parameters on this menu will return to their factory default settings. English . . . 20 User Controls Image Computer (Computer mode) Auto Adjust The projector automatically adjusts clock, phase, horizontal and vertical. With most signal sources, Auto Adjust provides the best results. Clock "Clock"changes the display data frequency to match the frequency of your computer's graphic card. If you experience a vertical flickering bar, use this function to make an adjustment. Phase "Phase" synchronizes the signal timing of the display with the graphic card. If you experience an unstable or flickering image, use this function to correct it. Horizontal Position Press the Press the Press the Press the to move the image left. to move the image up. Vertical Position Reset Choose "Yes" then "Enter" pressed, the display parameters on this menu will return to their factory default settings. 21 . . . English User Controls Image Video (Video mode) Color Adjusts a video image from black and white to fully saturated color. Press the to decrease the amount of color in the image. Press the to increase the amount of color in the image. Sharpness Adjusts the sharpness of the image. Press the to increase the sharpness. Hue Adjusts the color balance of red and green. Press the to increase the amount of green in the image. Press the to increase the amount of red in the image. Reset Choose "Yes" then "Enter" pressed, the display parameters on this menu will return to their factory default settings. English . . . 22 User Controls Setup Menu Location Choose the menu location on the display screen. Orientation Front-Desktop The factory default setting. Rear-Desktop When you select this function, the projector reverses the image so you can project behind a translucent screen. Remark : The formula is : "ECO mode" lamp hours x 0. 67 = "Normal mode" lamp hours. Lamp Hour Display the cumulative lamp operating time. The lamp hour in OSM is calculated by "Normal mode", when "ECO mode" is selected, the system will convert from "ECO mode" lamp hour to "Normal mode". Signal Type Select signal type RGB or Video sources. Search Signal Lock When this function is turned off, the projector will search for other signals if the current input signal is lost. [. . . ] Accident, misuse, abuse, neglect, improper ventilation, fire, dust, smoke, water, lightning or other acts of nature, unauthorized product modification, or failure to follow instructions supplied with the product. Repair or attempted repair by anyone other than a NEC Solutions authorized service center. Any shipment of the product (claims must be presented to the carrier). Any other cause which does not relate to a product defect. [. . . ]