Here is the Acer home support page for your notebook, with links to technical troubleshooting info that will help you to resolve this problem.
What is your OS? What kind of BIOS?
Here is an article to help you troubleshoot the beep codes.
Here is a good tutorial that will explain how to update the video drivers. That may be all you need to do...
Look in the Event Viewer and see what error or warnings are reported. If you right click on the id error code you'll be able to get help & support info on the errors there.
Another thing you could try is to run chkdsk (
instructions here) to look for corrupt files on your hard drive that may be causing this problem.
I hope this information allows you to resolve this issue. If you need further assistance, please post back with a comment to this thread.
If I've managed to answer your question or solve a problem, please take just a moment to rate this post....thanks!