Compaq dx2818 Troubleshooting Guide - Page 19
Poor performance is experienced., Cause, Solution, Blank screen no video., CAUTION
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Poor performance is experienced. Cause Solution Some software applications, especially games, are stressful on the graphics subsystem 1. Lower the display resolution for the current application or consult the documentation that came with the application for suggestions on how to improve performance by adjusting parameters in the application. 2. Add more memory. Cause unknown. 3. Upgrade the graphics solution. Restart the computer. Blank screen (no video). Cause Solution Monitor is not turned on and the monitor light is not on. The cable connections are not correct. You may have a screen blanking utility installed or energy saver features are enabled. Computer is in standby mode. Turn on the monitor and check that the monitor light is on. Check the cable connection from the monitor to the computer and to the electrical outlet. Press any key or click the mouse button and, if set, type your password. Press the power button to resume from standby mode. CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data. You are using a fixed-sync monitor and it will not sync at the Be sure that the monitor can accept the same horizontal scan resolution chosen. rate as the resolution chosen. Monitor cable is plugged into the wrong connector. Ensure that the monitor is plugged into an active connector on the rear of the computer. If another connector is available, connect the monitor to that connector and reboot the system. Bad monitor. Try a different monitor. Computer is beeping and will not start. Cause Internal error has occurred and the computer is beeping a code. Solution Refer to Interpreting POST Diagnostic Front Panel LEDs and Audible Codes on page 15 to interpret the error code. ENWW Solving General Problems 13