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VERN??™S COMPUTER SERVICES |
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SAN ANTONIO, TX |
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210-509-0403 |
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The BIOS is the Basic Input Output system that boots and test your computer when you power-up. BIOS is actually firmware, the software that is programmed into a ROM (Read-Only Memory) chip built onto the motherboard of a computer. The BIOS performs an initial Power-On Self-Test (POST) of the computer, initialize circuits, load the boot program (operating system) from the boot disk, and then handle low-level I/O to peripheral controllers such as keyboard and display. If your computer does not boot and your power supply is not dead then the BIOS??™s POST will usually tell you what is causing the problem with a series of beeps and/or an error code and message. Here are the most common BIOS manufacturer??™s POST codes:
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