Optoma Tx728 Projector User Manual
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2English User Controls The Projector has multilingual On-screen Display menus that allow you to make image adjustments and change a variety of settings. The projector will automatically detect the source. How to operate 1. To open the OSD menu, press “Menu” on the Remote Control or Projector Keypad. 2 When OSD is displayed, use keys to select any item in the main menu. While making a selection on a particular page, press or “Enter” key to enter sub menu. 3. Use keys to select the desired item and adjust the settings by key. 4. Select the next item to be adjusted in the sub menu and adjust as described above. 5. Press “Enter” to confirm, and the screen will return to the main menu. 6. To exit, press “Menu” again. The OSD menu will close and the projector will automatically save the new settings. On-screen Display Menus Main Menu Sub MenuSetting
23English User Controls Image Display Mode There are many factory presets optimized for various types of images. Presentation: Good colour and brightness from PC input. Bright: Maximum brightness from PC input. Movie: For home theater. sRGB: Standardised accurate colour. User: User’s own settings. Brightness Adjust the brightness of the image. Press the to darken image. Press the to lighten the image. Contrast The contrast controls the degree of difference between the lightest and darkest parts of the picture. Adjusting the contrast changes the amount of black and white in the image. Press the to decrease the contrast. Press the to increase the contrast. Sharpness Adjusts the sharpness of the image. Press the to decrease the sharpness. Press the to increase the sharpness.
24English User Controls Image Saturation Adjusts a video image from black and white to fully saturated colour. Press the to decrease the amount of saturation in the image. Press the to increase the amount of saturation in the image. Tint 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. “Saturation” and “Tint” functions are only supported under video source.
25English User Controls Image | Color Color Select the Red/Green/Blue Gain for brightness adjustments and Bias for contrast adjustments for the whole picture. Individual color adjustments for Cyan, Magenta, Yellow can also be adjusted. Reset Choose “Yes” to return the factory default settings for color adjustments.
26English User Controls Image | Advanced Degamma This allows you to choose a degamma table that has been fine-tuned to bring out the best image quality for the input. Film: for home theater. Video: for video or TV source. Graphics: for image source. PC: for PC or computer source. BrilliantColorTM This adjustable item utilizes a new color-processing algorithm and system level enhancements to enable higher brightness while providing true, more vibrant colors in picture. The range is from “0” to “10”. If you prefer a stronger enhanced image, adjust toward the maximum setting. For a smoother, more natural image, adjust toward the minimum setting. Color Temp. Adjust the color temperature. Cold temperature, the screen looks colder; with Warm temperature, the screen looks warmer. Color Space Select an appropriate color matrix type from AUTO, RGB, YUV.
27English User Controls Image | Advanced Input Source Enable input sources. Press “” into the next menu as below and then use or to select. Press “Enter” to finalize the selection. The projector will not search inputs that are de-selected.
28English User Controls Display Format Use this function to choose your desired aspect ratio. 4:3: This format is for 4x3 input sources not enhanced for Wide screen TV. 16:9 I: This format is for 16x9 input sources, like HDTV and DVD enhanced for Wide screen TV. 16:9 II: The non-standard wide-screen display format of the projector. Part of the original image will be cut if the image aspect ratio is less than 1.67:1. Window: When a 4:3 image is bigger than a 16:9 screen, select the “Window” mode to fit the image onto the screen without changing the projection distance.
29English User Controls window format 16:9-I formator or16:9-II format 4:3 format Input Signal Display area Picture area Display on Screen
30English User Controls Overscan Overscan function removes the noise in a video image. Overscan the image to remove video encoding noise on the edge of video source. Zoom Press the to reduce the size of an image. Press the to magnify an image on the projection screen. H Image Shift Shifts the projected image position horizontally. V Image Shift Shifts the projected image position vertically. V Keystone Press the or to adjust image distortion vertically and makes a squarer image. Display