Toshiba L305 S5875 Toshiba User's Guide for Satellite L305/L305D Series - Page 172

172 If Something Goes Wrong Resolving a hardware conflict ❖ Try adjusting the contrast and brightness controls on the external monitor. ❖ Press Fn and F5 simultaneously to make sure the display priority is not set for the built-in screen. The screen does not look right. You can change the display settings by clicking a blank area of the desktop with the secondary control button, then clicking Personalize. This opens the Personalization window. Click Windows Color and Appearance to choose the colors for the screen. Click Display settings to choose the screen resolution. The built-in screen flickers. Some flickering is a normal result of the way the screen produces colors. To reduce the amount of flickering, try using fewer colors. To change the number of colors displayed: 1 Right-click in a blank area of the Windows® desktop. 2 Click Personalize, and then Display Settings. 3 Change the Colors option and click OK. For more information see Windows® Help. A message displays saying that there is a problem with your display settings and that the adapter type is incorrect or the current settings do not work with your hardware. Reduce the size of the color palette to one that is supported by the computer's internal display. To change the display properties: 1 Right-click in a blank area of the Windows® desktop. 2 Click Personalize, and then Display Settings. 3 Adjust the screen resolution and/or color quality. 4 Click OK. The display mode is set to Simultaneous and the external display device does not work. Make sure the external monitor is capable of displaying at resolutions of 800 x 600 or higher. Devices that do not support this resolution will only work in Internal/External mode, and not simultaneous mode.