Crashes on high load

Shadow1124

Reputable
Jan 19, 2015
15
0
4,510
Recently my pc is crashing when i am trying to install a big app or game and browsing internet via opera. the monitor just goes black like there is no signal and the hdd led goes off too but my processor fan and case fan and gpu fan and psu continues to run just the monitor and hdd led goes off. power off switch and restart does not work.. i have to turn of psu and then start the pc again..i thought it was a heat related issue but then i changed my thermal paste and did a prime95 test.. heat is fine. sometime during gameplay it happens too .. monitor and hdd led just goes off without any sign or error.. help me out please.. here are the spec
amd fx8320
nvdia gtx1060 rog strix
8gb ram
wd blue 1tb hdd
giagabyte 970 g1 gaming mb
cooler master 650v 80plus gold psu moduler
cooler master hyper 212x cpu cooler
thermaltek mid tower case