Making Sense of PC Beep Code Descriptions

If your computer starts beeping, don’t worry; your PC is trying to tell you something. Here’s a guide to those PC beeps and what they mean:
Number of Beeps                                         What Your PC is Telling You
Single short beep                                          Normal boot
Repeating short beeps                                 Problem with power supply or motherboard
Repeating long beeps                                   Problem with RAM modules
One long, two short beeps                          Problem with video card
No beep                                                          Problem with power supply, CPU installation, or PC speaker