For official documentation or BIOS updates, your best resource is the HP Support Community , where searching for the "HP Joshua Motherboard" will yield the most relevant results. HP Support Community Are you planning to a specific part of this system, like the RAM or CPU? Motherboard manual request - HP Support Community - 8974360
Pegatron 2AD5 is an older OEM motherboard commonly found in HP Pavilion and Envy desktop PCs from around 2012. Because it is a proprietary board made specifically for manufacturers like HP, a comprehensive standalone "User Manual" is difficult to find; instead, users must rely on HP's official support documentation for specific PC models. HP Support Community Core Specifications Overview Form Factor:
By following this guide and consulting the Pegatron 2AD5 manual, you'll be well on your way to building a high-performance desktop PC that meets your needs and exceeds your expectations. pegatron 2ad5 manual
: On a white barcode sticker near the PCIe slot. You may need it for HP warranty queries (likely expired).
: The 2AD5 is a proprietary OEM motherboard. While it physically resembles a standard micro-ATX board, it may use a non-standard front-panel connector and its mounting holes may not align perfectly with all third-party cases. Upgrading is safest within the original HP chassis designed for this board. For official documentation or BIOS updates, your best
The Pegatron 2AD5 Go to product viewer dialog for this item.
The Pegatron 2AD5 is an OEM (Original Equipment Manufacturer) motherboard primarily found in mid-to-high-end HP desktop lines produced around 2012–2013. While Pegatron, originally an ASUS subsidiary, has its own documentation for communications equipment like 5G mmWave receivers, the 2AD5 board is almost always found in pre-built HP systems. In these systems, the official documentation is provided by HP under the specific computer model name—such as HP Envy Phoenix h9-1413c or HP Pavilion h8-1360t—rather than under the Pegatron brand. Searching directly for "Pegatron 2AD5 manual" often yields few direct results because the motherboard’s documentation is integrated into the system guides from the computer manufacturer. Because it is a proprietary board made specifically
The 2AD5's age brings specific challenges, but the user community has developed effective solutions.
Since this is a legacy BIOS system (pre-UEFI standard on many revisions):
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.