Clearing CMOS resets BIOS passwords and incorrect settings. The 2AD5 have a dedicated “Clear CMOS” button.

LGA 1155 (Supports Sandy Bridge and Ivy Bridge processors).

Last updated: 2026 – Information accurate for Pegatron 2AD5 revisions 1.x through 3.x found in HP Pavilion p6/p7 and Compaq Presario CQ series.

. Because it is an OEM board, Pegatron does not provide a standard consumer manual, but critical technical information is available through community posts and HP's support documentation Core Specifications & Manual Details

, where users still share advice on keeping these machines running over a decade later. HP Support Community Key Technical Specifications