The official manual provides the exact wiring diagram, BIOS recovery steps, and supported CPU lists that generic guides miss.
The Pegatron IPMSB-H61 is a Micro-ATX LGA 1155 motherboard based on the Intel H61 chipset, supporting 2nd and 3rd Generation Intel processors with 2 DDR3 slots. It features 4 SATA II ports, PCI Express support, and requires a specific BIOS flash procedure to update, which can be found in the technical documentation. For the full technical specifications, view the ComX Computers specification sheet Manual.doc - DNS pegatron ipmsb-h61 manual
. Searching for these models on HP’s support site will provide the "Motherboard Specifications" page, which acts as a functional manual. The "Holly" Codename: The official manual provides the exact wiring diagram,