HP TouchSmart IQ700 Desktop PC series TouchSmart IQ535gr TouchSmart IQ532hk TouchSmart IQ538hk TouchSmart IQ535pt TouchSmart IQ532jp TouchSmart IQ532fr TouchSmart IQ535uk TouchSmart IQ532is TouchSmart IQ535es TouchSmart IQ532sc TouchSmart IQ532ch TouchSmart IQ538tw TouchSmart IQ532nl TouchSmart IQ538a TouchSmart IQ532it TouchSmart IQ539tw TouchSmart IQ531jp TouchSmart IQ530kr TouchSmart IQ535a TouchSmart IQ535jp TouchSmart IQ537jp The A8SN-CF (Phoenix) motherboard Manufacturer's motherboard name: Asus A8SN-CF HP/Compaq name: Phoenix To erase the BIOS password follow these steps: Turn OFF the computer and unplug the power cord. Locate the jumper labeled Clear P.W. The jumper is found at the lower right edge of the motherboard. Move the jumper to pins 1-2. Plug the power cord and turn ON the computer. Hold down the F10 key during the startup process and enter BIOS setup to change or clear the password. After changing or clearing the BIOS passwords, remember to reset the jumper to pins 2-3.