Fujitsu E8420 E8420 User's Guide - Page 112

Problem Possible Cause Possible Solutions The display does not close. A foreign object (such as a paper clip) is stuck between the display and keyboard. Remove all foreign objects from the keyboard. The display has bright or dark spots. If the spots are very tiny and few in number, this is normal for a large LCD display. This is normal; do nothing. If the spots are numerous or large enough to interfere with your operation needs. Display is faulty; contact your support representative. The Display is dark when on battery power. Power Management utility default is set on low brightness to conserve power. Press [Fn] + [F7] to increase brightness or double-click on the battery gauge and adjust Power Control under battery settings. You have connected an external monitor and it does not display any information. Your external monitor is not properly installed. Your operating system is not set up with the correct device driver. Reinstall your device. See "External Video Port" on page 94. Check your device and operating system documentation and activate the proper driver. You have connected an Your external monitor is See your monitor documentation and the External Monitor Support external monitor and it does not compatible with your portions of the Specifications section. See "Specifications" on not come on. LifeBook notebook. page 129. Miscellaneous Problems Error message is displayed on the screen during the operation of an application. Application software often has its own set of error message displays. See your application manual and help displays screens for more information. Not all messages are errors some may simply be status. 107 - Troubleshooting Your LifeBook