No code yet? Start here. Pick what you can see at the machine and answer a couple of questions — you'll land on the likely cause and the field fix, with the code reference one click away.
No lights, no fans, no web UI — nothing happens on power-up.
Fans spin and it has power, but hashrate sits at zero.
It's mining, but under the rated hashrate.
High temps, thermal warnings, or it keeps cutting out hot.
A fan alarm, a dead fan, or a fan running loud.
It's not showing up on the dashboard or you can't reach it.
A liquid-cooled unit — flow alarm, a leak, or running hot in-tank.
Several miners in the same rack or area are dead in a pattern — not one random unit.
A tank or immersed miner is throwing over-temperature codes or throttling.
Already have a code or a log? Paste the error log or search the error-code reference.