Assessments - 2, GPA: 4.5
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Facilidade de uso
• Turn the projector’s display messages on and off. • Turn on power saving features. • Specify blank screen colors and startup logos. • Specify the menu language. 26 Using the menus Dot To open the menus, press the menu button on the keypad or remote. ( The menus automatically close after 60 seconds if no buttons are pressed. ) The Menu button Main menu appears. Use the arrow buttons to move up and down to highlight the desired submenu, then press the Select button. To change a menu setting, highlight it, press Select, then use the up and down arrow buttons to adjust the value, select an option using radio but- Main menu tons, or turn the feature on or off using check boxes. Press Select to confirm your changes. Use the arrows to navigate to another setting. When your adjustments are complete, navigate to Exit, then press Select to gotothe previous menu; press the Menu button at any time to close the menus. Picture menu Dots appear before the menu name. The number of dots indicate the menu’s level, ranging from one (the Main menu) to four (the most nested menus). Dots The menus are grouped by usage: • The Picture menu provides image adjustments. Settings menu • The Settings menu provides set-up type adjustments that are not changed often. • The About menu provides a read-only display of information about the projector and source. Certain menu items may be hidden until a particular source is connected. For example, Sharpness is only available for video sources and will be hidden when a computer source is active. Other menu items may be grayed out About menu when they are not available. For example, Brightness is grayed out until an image is active. Keypad navigation buttons 27 Picture menu To adjust the following five settings, highlight the setting, press Select, use the up and down arrows to adjust the values, then press select to confirm the changes. Keystone: adjusts the image vertically and makes a squarer image. You can also adjust keystone from the keypad. Contrast: controls the degree of difference between the lightest and darkest parts of the picture and changes the amount of black and white in the image. Brightness: changes the intensity of the image. Color: (video sources only) adjusts a video image from black and white to fully saturated color. Tint: (NTSC video sources only) adjusts the red-green color balance in the image. Aspect Ratio: Aspect ratio is the ratio of the image width to image height. TV screens are usually 1.33:1, also known as 4:3. HDTV and most DVDs are 1.78:1, or 16:9. The default is 4: 3, which displays the input resized up or down to fill the display area. increasing keystone decreasing keystone Aspect ratio 28 Presets: The provided Presets optimize the projector for displaying computer presentations, photographs, film images, and video images. (Film input is material originally captured on a film camera, like a movie; video input is material originally captured on a video camera, like a TV show or sporting event. ) You can use the preset as a starting point, then further customize the settings for each source. The settings you customize are saved in the preset for each source. To restore the factory default settings, choose Factory Reset in the Settings>Service menu. There are also three user-definable presets. To set a preset for the current source, adjust the image, select Save Settings in the Presets menu, then choose Save User 1, 2, or 3. You can recall these settings in the future by selecting the appropriate user presets. 29 Presets Save User Presets Advanced settings Sharpness: (video sources only) changes the clarity of the edges of a video image. Select a sharpness setting. Color Space: This option applies to computer and component video sources (it won’t appear in the menu for S-video or composite video sources). It allows you to select a color space that has been specifically tuned for the video input. When Auto is selected, the projector automatically determines the standard. To choose a different setting, turn off Auto, then choose RGB for computer sources, choose either SMPTE240, REC709, or REC601 for component video sources. Color Temperature: changes the intensity of the colors. Select a listed value, or select User and individually adjust the intensity of the red, green, and blue colors. Video Standard: When it is set to Auto, the projector attempts to pick the video standard automatically based on the input signal it receives. (The video standard options may vary depending on your region of the world.) If the projector is unable to detect the correct standard, the colors may not look right or the image may appear “ torn.” If this happens, manually select a video standard by selecting NTSC, PAL, or SECAM from the Video Stan- Color Temperature dard menu. Overscan: (video sources only) removes noise around the video image. The following 4 options are for computer sources only. Phase: adjusts the horizontal phase of a computer source. Tracking: adjusts the vert...