Hot Flashing Guide Rev. 2.0: How to Revive a Dead BIOS by Swapping Chips While the PC Runs
Hot Flashing Guide Rev. 2.0 (2004)
Dr. Adrian Wong's 2004 guide explains hot flashing: replacing a corrupted BIOS chip with a good one while the system is powered on. This risky procedure can revive an otherwise dead motherboard, saving the cost and hassle of a replacement. The guide details the method, requirements, and precautions.
Obviously, messing around with any hardware while the system is running is an act that is often considered incredibly brave or incredibly stupid.