Part 1 of Essay
When the system is powered on, the BIOS will perform diagnostics and initialize system components, including the video system. (This is self-evident when the screen first flicks before the Video Card header is displayed). This is commonly referred as POST (Power-On Self Test). Afterwards, the computer will proceed its fina ....

Part 2 of Essay
.... shape and the computer won't boot properly anymore. This is also a handy tip for people who play with the older AMI BIOSes with the XCMOS setup. It allows changes directly to the chip registers with very little technical explanation. A Typical BIOS POST Sequence Most BIOS POST sequences occur along four stages: 1. Display some basic information about the video card like its brand, video BIOS version and video memory available. 2. Display the BIOS version and copyright notice in upper middle screen. You will s ....