i have a rig 4*vega . no matter conf i use i allways get 0h/s or rig locked down . i change the psu from silver to platinum and it's all ok now . with silver psu i was 890 915 w at wall , now it's 810 820 w at wall. 1950h/s/vega, core 1448mhz, mem 930mhz . thx for this great miner