Pegatron: 2ad5 Manual

Unless you are trying to clear the CMOS using obscure jumpers or diagnosing a beep code error, the Pegatron 2AD5 is a "set it and forget it" board. Use the HP support site for your specific desktop model , stick to standard DDR3 RAM, and never update the BIOS unless something is broken.

Since this is a legacy BIOS system (pre-UEFI standard on many revisions): pegatron 2ad5 manual

The BIOS on the Pegatron 2AD5 (often labeled HP/Phoenix) is standard for OEM boards, with limited overclocking features. Unless you are trying to clear the CMOS

4 x DDR3 DIMM slots (labeled XMM1 through XMM4) supporting dual-channel configurations up to 16GB. Expansion Slots: 1 x PCI Express x16 (Gen 3.0). 3 x PCI Express x1. 1 x PCI Express Mini Card. 4 x DDR3 DIMM slots (labeled XMM1 through

gen) CPU if the board was originally shipped with a Sandy Bridge ( 2nd2 raised to the n d power gen) processor.