IBM 494215U User Guide - Page 24

Troubleshooting If you have a problem setting up or using your monitor, you might be able to solve it yourself. Before calling your retailer or IBM, try the suggested actions that are appropriate to your problem. Problem Computer does not boot after the graphics adapter is installed The screen image is garbled or unusable (rolling screen images, overlapping screen images or a blank screen) Screen is blank and power indicator is off Possible Cause There is another Graphics adapter in the computer The display driver is trying to use a setting your monitor does not support No power to monitor Suggested Action Reference Š Remove the other graphics adapter plugged into one of the expansion slot. Š If the card is built-in to the motherboard, check your system manual for instructions on how to disable the built-in adapter. Connecting your Monitor section on page 7 Š Set the monitor resolution to 1024 x 768 @ 60 Hz. Connecting your Monitor section on page 7 Š Ensure that the electrical outlet and the monitor are both switched on. Š Check that the power cord is firmly plugged into the electrical outlet and the power supply unit. Š If the power cord plug has a removable fuse, replace it. Š Try another power cord. Š Try another electrical outlet. Connecting your Monitor section on page 7 23