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AVA_ERR Critical

Avalon 1166 – Hashboard Communication Error

Avalon hardware error

Critical — Immediate action required

Affected Models: Avalon 1166

Symptoms

  • Avalon miner malfunction
  • AUC controller issue
  • Hashrate or connectivity problem

Step-by-Step Fix

1

Check AUC (Avalon USB Controller) connections.

2

Verify firmware version is compatible with your model.

3

Check all power and data cables.

4

Try a different USB port on the AUC.

5

Consult Canaan support documentation for model-specific troubleshooting.

When to Seek Professional Repair

If the steps above do not resolve the issue, or if you are not comfortable performing these repairs yourself, professional service is recommended. Attempting advanced repairs without proper equipment can cause further damage.

Related Error Codes

Still Having Issues?

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