Micro-ATX (uATX) (24.4 cm x 24.4 cm / 9.6 in x 9.6 in) Chipset: Intel H61 Express Processor Socket: LGA 1155 Memory Slots: 2 × DDR3 DIMM (Dual Channel) Expansion Slots: 1 × PCI Express x16 (Gen 2.0 or Gen 3.0 depending on CPU) 3 × PCI Express x1 (Gen 2.0)

For Wi-Fi cards, sound cards, or USB expansion cards.

If your system fails to boot after a hardware change, you can reset the BIOS to factory defaults using the motherboard jumper: Turn off the PC and unplug the power cable. Locate the or CLRTC 3-pin jumper on the board.

The Pegatron 2AD5 (often labeled as the HP Cupertino2-H61 motherboard) is a micro-ATX board built around the Intel H61 chipset, designed for 2nd and 3rd generation Intel Core processors. Specification Micro-ATX (24.4 cm x 22.0 cm) Chipset Processor Socket Memory Slots 2 × DDR3 DIMM Maximum Memory 16 GB (2 × 8 GB) Expansion Slots 1 × PCIe x16, 3 × PCIe x1, 1 × PCIe Mini Card Storage 4 × SATA 2.0 (3.0 Gb/s) ports Audio Realtek ALC656 (5.1 channel HD audio) Networking Realtek RTL8171E Gigabit Ethernet Processor and RAM Compatibility

The board is designed for 2nd and 3rd Generation Intel Core processors. The highest supported consumer CPU is the . Ivy Bridge (3rd Gen): i7-3770, i5-3570, etc.. Sandy Bridge (2nd Gen): i7-2600, i5-2500, etc..

Move the jumper cap from pins (Default) to pins 2-3 (Clear). Wait 10 seconds, then return the jumper to pins 1-2 . Plug in the power cord and boot the PC. Clear Password Jumper (CLR_PWD) Turn off the PC and remove the power cord. Locate the 3-pin password jumper. Move the jumper from pins 1-2 to pins 2-3 .

Below is a consolidated reference of specifications compiled from community-sourced hardware probes (SiSoftware Ranker, Linux-hardware.org) and forum discussions:

Pegatron 2AD5 is an OEM motherboard frequently found in HP desktop PCs like the HP Envy Phoenix

If you are moving (case-swapping) the Pegatron 2AD5 motherboard from its original HP chassis into a standard aftermarket PC case, you must manually wire the power switch, reset switch, and LED indicators. Front Panel Switch and LED Header (F_PANEL)

The is a highly popular Intel-based OEM motherboard manufactured by Pegatron Corporation . It is most widely recognized as the stock system board inside a vast range of pre-built desktop computers, specifically the HP Pavilion HPE h8 series and the high-end HP Envy Phoenix line released around 2012–2013.

This 2x5 pin layout allows you to connect the headphone and microphone jacks built into your computer case. It follows the standard Intel HD Audio specification, with Pin 8 missing as a visual key. MIC L (Microphone Left Channel) Pin 2: AGND (Analog Ground) Pin 3: MIC R (Microphone Right Channel) Pin 4: PRESENCE# (Active low signal) Pin 5: LINE2 R (Headphone Right Channel) Pin 6: MIC_RET (Microphone return jack detection) Pin 7: SENSE_SEND (Jack detection resistor string) Pin 8: No Pin / Key Pin 9: LINE2 L (Headphone Left Channel) Pin 10: LINE2_RET (Headphone return jack detection) Common Upgrade Pitfalls