Computer Build refuses to POST

Ragadorus

Reputable
Aug 11, 2014
6
0
4,520
After installing all of my components and powering on my new tower, I recieved a 'No Signal' response. Case LED and all fans, including CPU fan, turn on,
HDD audibly spins,
No beep codes.
Does not POST, or at least is not outputting a video signal. It also failed to provide power to the keyboard I connected to it.
All parts were fresh out of the box for this build.

AMD FX-6300 CPU
Cooler Master Hyper 212 EVO HSF
8 gigs (2x4gb) DDR3 1600Mhz G.Skill RAM
Gigabyte 970A-UD3P Socket AM3+ Motherboard
Cooler Master HAF 912 Case
Corsair CX 430 Watt PSU
EVGA GTX 750 Ti GPU
Seagate Barracuda 1tb 7200 RP HDD

Thus far I've confirmed that the GPU isn't the problem with my old HP tower, and made sure that the connectors from the PSU are firmly plugged into the motherboard. The RAM is fully inserted, CPU correctly in the slot.

Any further advice would be greatly appreciated. If you need more information, I'll supply it as soon as I can. Thanks in advance.
 

makit3d

Distinguished
Apr 19, 2008
28
0
18,540
I have had this problem so many times I couldn't begin to count them. Worse than that is the problem is usually different for each build. A couple of things that worked for a build or two for me include the following:

Moving the memory to different slots.
A CMOS reset.
A bigger PSU. Is the power supply adequate enough for the job? I assume it is but I have always try for more power than needed for future expansion and it makes me wonder if 430 watts will be enough.

There is my 2 cents worth of info. Hope it helps. Feel free to return any excess change.
 

Ragadorus

Reputable
Aug 11, 2014
6
0
4,520
@makit3d yeah, PSU was good (everything drew under 300 watts). Turned out to be the motherboard. I had to RMA it with Newegg, which went pretty well, and I installed everything today. Thankfully, it worked. This time I breadboarded it before I put it all in to make sure it worked.