While most users aren’t going to attempt to replace a single failed chip on a motherboard, [joeboy] felt that it’s definitely something the Hack-A-Day audience would try. Project Oxcart details the process he and his coworkers went through to replace the Firewire chip in a laptop. It had failed during a power surge and Dell wanted $1100 for a replacement motherboard. They opted to buy the $5 chip from Digikey and install it. The write up details the many steps involved in the replacement of the chip, which took the entire day.