While the H61 chipset can technically handle more, the 2AD5 is hardware-limited by its two slots. You can install two 8GB sticks for a maximum of 16GB. Troubleshooting Tips
If you are locked out of the BIOS or the system won't POST after a hardware change, locate the CLR_CMOS jumper. Move the jumper from pins 1-2 to pins 2-3 for ten seconds, then return it to the original position. pegatron 2ad5 manual link
Standard 10-1 pin header for front-facing headphone and mic jacks. While the H61 chipset can technically handle more,
The BIOS-Mods Community Archive (Useful for advanced users looking for unlocked BIOS versions). Technical Specifications Overview pegatron 2ad5 manual link
Before performing any hardware swaps, verify that your components match these board limits: Micro-ATX (24.4 cm x 24.4 cm). Chipset: Intel H61.