Welcome to Bleeping Computer.
There are lots of people here that are willing to help.
More details please. What is the make/model of your computer? Anything identifying the computer will help us. (minus the license #)
What OS are you using -(XP, 2000, ME, 98, NT, 95)
When do you hear the beeping? At start-up?
Count the beeps, how many long, how many short?
If the beeps are at start-up, the # and kind of beeps will help us diagnose your problem.
Do you see anything on your screen?
The more details you give us, the easier it will be to resolve your problem.