

Been building my own PCs for 25 years, and this is the first I've come across that has the dual beeps during POST. GIGABYTE - Motherboard - Socket FM2+ - GA-F2A88X-D3H (rev. Post beep codes | AMI, Phoenix & Award BIOS error codes These lists are likely to be out-of-date but may supply some clues: Memtest86+ - Advanced Memory Diagnostic Tool
Gigabyte ultra durable motherboard error a2 single beep install#
If there are no beeps then shut the machine down, unplug the AC, wait a few minutes and then install another DIMM and reboot etc. Reboot and see if there are any more error beeps. Boot into the BIOS/UEFI and select 'Load Fail-Safe Defaults' (or anything with similar wording) Replace the CMOS battery and plug in the AC cable

Reinstall one DIMM (consult the users manual for which slot to use)

Remove all of the DIMMS (take precautions against damaging the DIMMs via a static electric discharge) Press the power button on the PC's case Unplug the AC cable to the power supply What I would try is a process of elimination:
