A2 code

Hi This weekend, I changed my motherboard's CMOS battery. Since changing the battery the computer won't start at all (not even to BIOS) and the code in the motherboard settles on A2, and that's it. To try to solve it, I've reseated the RAM, and unplugged and replugged the SATA cables HDD...

Hello Please help me i have been trying to fix this for days now with no luck at all so i went to play coldwar the otherday because i had finished downloading it then it just did not open so i did a reset to discover my HDD had passed away, so then i just took it out like normal then i started...

Hi all, PC specs: Intel i5-4690K ASRock Z97 EXTREME4 ATX LGA1150 Mobo MSI GeForce GTX 970 4GB G.skills X Series 8GB RAM (2 x 4GB) DDR3-1866 Samsung 840 EVO SSD Seagate Barracuda HDD After transporting and doing maintenance on my rig it seems to be throwing an A2 error. All I did was clean...

Hii i jist bought a msi b250m gaming pro motherboard and I don't know where to connect my case's front panel connecters P.S my case is really old These are the connectors I'm confused about Mic-in (black) Mic-power (green) R-out (white) R-ret(white) L-ret (red) L-out (red)