How to Check the Cooling Fan on an HP Pavilion Laptop. The HP Pavilion laptop series is commonly found in small business offices because owners are looking for portable assistance in managing ...

How to Test the Cooling Fan in an HP Notebook. Hewlett-Packard notebooks include a BIOS setting that allows you to keep the fan on constantly when the notebook is plugged in.

In case you're wondering why Chevrolet would switch to a reverse-flow cooling system for this version of the small-block, it was done both for reduced emissions and better engine performance.