Re: New S9i whats going on here (blinking light on PSU)

https://youtu.be/XllSw4WAcq4

1500W PSU on 110v. The guy at parallel miner said this can put out 1500w on 110.

Looks like a power overload to me. You sure you have them hooked up right to the S9i? e.g. only one power supply per hash board?