20 How to set the picture optimizationHow to set the picture optimization The easiest way to obtain an optimal display from an analog (D-Sub) input is to use the i key function. Press the i key to optimize the currently displayed image to the screen. When you connect a digital video output using a digital (DVI) cable to your monitor, the i key and the Auto Adjustment function will be disabled, because the monitor will automatically display the best image. Please ensure that the connected graphic card on your computer is set to the native resolution of the monitor (1680 x 1050) when you use the i key function.If you wish, you can always adjust the screen geometric settings manually using geometry menu items. To assist you in this endeavour, BenQ ha s provided a screen test image utility which you can use to check for screen color, gr ayscale and line gradient display.1. Run the test program auto.exe from CD-ROM. You could also use any other image, such as the desktop of your operating system. However, we recommend that you use auto.exe. As you run auto.exe, a test pattern displays.2. Press the i key on the monitor.3. Press the Enter key to access the monitor On-Screen Display (OSD) menu.4. If you notice a vertical noise, press the t or u keys to select Geometry and press the Enter key. Then press thet or u keys to select Pixel Clock and press the Enter key again. Then, press thet or u key to adjust the monitor until the noise disappears.5. If you notice a horizontal noise, press thet or u keys to select Geometry and press the Enter key. Then press the t or u keys to select Phase and press the Enter key again. Then, press the t or u keys to adjust the monitor until the noise disappears.117
