ASIC Troubleshooting Database
650+ error codes with step-by-step fixes for every major ASIC miner.
Related troubleshooting hubs
Most Common Issues
Antminer S19 – Temperature Too High (Temp1/Temp2 > 95°C)
Antminer S19, S19 Pro, S19j Pro, S19 XP, S19k Pro (3250 W...
Antminer S19 – Hashboard Not Detected (0 ASIC)
Antminer S19, S19 Pro, S19j Pro, S19 XP, S19k Pro
Antminer S9 – Fan Speed Error
Antminer S9, S9i, S9j, S9k, S9 SE
Whatsminer M30S – Power Supply Failure
Whatsminer M30S, M30S+, M30S++
Error Code Library
Showing 12 curated troubleshooting entries on page 8 of the paginated library.
Antminer S21 – Temperature Too High
Antminer S21, S21 Pro, S21 Hydro, S21+ variants
Antminer S9 – Control Board Not Booting
Antminer S9, S9i, S9j, S9k, S9 SE, T9+, R4 (BeagleBone-based and BHB42xxx...
Antminer S9 – Fan Bearing Failure
Antminer S9, S9i, S9j, S9k, S9 SE, S9 Space Heater editions
Antminer S9 – Fan Speed Error
Antminer S9, S9i, S9j, S9k, S9 SE
Antminer S9 – Firmware Downgrade Issues
S9 · S9i · S9j · S9k · S9 SE · T9+...
Antminer S9 – Hashboard Not Detected
Antminer S9, S9i, S9j, S9k, S9 SE
Antminer S9 – Low Hashrate
Antminer S9, S9i, S9j, S9k, S9 SE — any S9-class control board...
Antminer S9 – PSU Not Detected
Antminer S9, S9i, S9j, S9k, S9 SE — any S9-class control board...
Antminer S9 – PSU Voltage Drop
Antminer S9, S9i, S9j, S9k, S9 SE, S9 Space Heater conversions —...
Antminer S9 – Temperature Too High
Antminer S9, S9i, S9j, S9k, S9 SE
Antminer T19 – Fan Speed Error
Antminer T19 (84 TH/s and 88 TH/s production runs), T19 Hydro (limited...
Antminer T19 – Hashboard Not Detected
Antminer T19 (all hardware revisions, 84 TH/s and 88 TH/s SKUs)
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