This post is part of the series Boot-up Troubleshooter. If somethings wrong with your motherboard and/or graphics card, then your PC will make some unusual noises in the form of beeps, these beeps are known as beep codes. These beep codes are actually produced by the BIOS chip. The BIOS chip has an inbuilt diagnostic system whereby it alerts you to any problems it … [Read more...] about My Computer Beeps When I Switch It On … What’s The Problem ?