Ok before you do all that try this.
Go to settings, set to custom miner mode.
Set voltage to 777mv, and keep frequency at 598 (eco).
Because this movie quote just says it all....
https://www.youtube.com/watch?v=hl8e9i6YiA8&feature=youtu.be&t=21New issue, massive discards, 95%+ HW error.
Once again, on both secdsm pool and litecoin pool.

-Dave