Sponsored Topics. Ruffin is an unincorporated community located in Rockingham County, North Carolina. It is northeast of Reidsville, North Carolina and southwest of Danville, Virginia just off US 29 (Future Interstate 785). It has a population of 2,116[citation needed].
Test your battery using HP Battery Check. Running HP Battery Check with HP Support Assistant installed: Running HP Battery Check without HP Support Assistant installed: 1  Click Start. 2  Click HP Support Assistant. 3  Click Troubleshoot. 4  Click the Power, Thermal and Mechanical button. 5  From the Power tab, click HP Battery Check.
HP PC Hardware Diagnostics. Preinstalled on all HP laptops since 2009 and all HP desktops using a UEFI BIOS manufactured since June 2012, HP PC Hardware Diagnostics enables you to test the main components on your computer using quick tests or longer, more comprehensive tests.reinstalled on all HP laptops since 2009 and all HP desktops using a UEFI BIOS manufactured since June 2012, HP PC Hardware Diagnostics enables you to test the main components on your computer using quick tests or longer, more comprehensive tests.