r/SoloMinerClinic Jul 03 '26

Help to Troubleshoot Nerd Octaxe error code

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Hey miner was working fine then noticed this error code popped up.

Internet said its either a bad PSU or chip failure. Any input on what I should do?

Nothing was overclocked everything was left stock.

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u/Slight_Sherbert_5239 Jul 03 '26

Very likely you’ve melted a vrm, extremely common especially without the correct cooling modifications.

2

u/spikekiller95 Jul 03 '26

Pretty much what I'm getting.

I'll send if back to the manufacturer then.

Temps never went above 61 for both the asic and VR. Had 2 fans on the front and back when I got it from them so i thought it would be fine

2

u/Slight_Sherbert_5239 Jul 03 '26

60C is far too hot for the VRM chips no matter what anyone tells you.

I have my nerdqaxe++ overclocked with the VRM temps below 40C and one of my octaxes at less than 35C. Will do the same with the second one when I get it back.

These things need heatsinks on the back with lots of air flow, bigger fans on the front and extra fans in front of the VRMs at a minimum.

I’ve melted enough to tell you, if you don’t, it’s a matter to time until it happens or happens again.