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.
Help me find my product number. 1  For most HP Notebook PCs, to find your Product Number: hold down FN and ESC keys at the same time. 2  For most HP Desktop PCs, to find your Product Number: hold down CTRL and ALT, then press the S key. 3  On your receipt-it is also called the âvendor item numberâ.