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PC Hacks
book

PC Hacks

by Jim Aspinwall
October 2004
Intermediate to advanced
304 pages
7h 44m
English
O'Reilly Media, Inc.
Content preview from PC Hacks

Hack #3. Recover a BIOS That Won't Boot

Recover from hacking your BIOS into an unbootable state by starting from scratch with safe defaults for the BIOS settings.

The P.O.S.T. was designed to do many things, from taking inventory of the system components to testing them. Through years of PC development the P.O.S.T. has been modified to accommodate many new and special features of system boards, new CPUs and chipsets, a variety of disk drive types, myriad Plug and Play devices, and USB ports, as well as when the BIOS turns over control to which type of bootable device and operating system. Adding the ability to configure various settings has put the BIOS and P.O.S.T. at risk of tampering and corruption.

If your PC simply will not leave P.O.S.T. and start to boot up an operating system, or if it begins to boot up an operating system but you're getting "no operating system found" or memory errors, or the operating system locks up before you've had a chance to use it, chances are something is amiss in the BIOS settings. It's possible that your system BIOS has gotten really confused by an odd system or power glitch, configuration settings you changed such as overclocking or memory timings, or even a rare CMOS-attacking virus.

Your best bet under these circumstances is to reset the BIOS into a "safe" or default mode, one without special tweaks, adjustments, timing changes, and so forth. You have two choices to effect a default configuration of the BIOS. The first is to clear the BIOS configuration ...

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Publisher Resources

ISBN: 0596007485Errata Page