The Power On Self Test
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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 compu ....
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.... right
out of 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 ....
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