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Bitmain Troubleshooting Guide

121 error codes and fixes for Bitmain ASIC miners.

121 results
ERR_NO_HASHBOARD Critical

Antminer S9 – Hashboard Not Detected

Antminer S9, S9i, S9j

Moderate DIY
ERR_LOW_HASHRATE Warning

Antminer S19 – Low Hashrate (Missing ASIC Chips)

Antminer S19, S19 Pro, S19j Pro, S19 XP

Moderate DIY
ERR_NO_HASHBOARD Critical

Antminer S19 – Hashboard Not Detected (0 ASIC)

Antminer S19, S19 Pro, S19j Pro, S19 XP, S19k Pro

Moderate DIY
ERR_FAN_LOW Warning

Antminer – Fan RPM Too Low

All Antminer models

Easy DIY
N/A Warning

Antminer S19 – Fan Grinding Noise

All Antminer models with axial fans

Easy DIY
ERR_FAN_SPEED Critical

Antminer L7 – Fan Speed Error

Antminer L7

Easy DIY
ERR_FAN_SPEED Critical

Antminer S17 – Fan Speed Error

Antminer S17

Easy DIY
ERR_FAN_SPEED Critical

Antminer T21 – Fan Speed Error

Antminer T21

Easy DIY
ERR_FAN_SPEED Critical

Antminer T19 – Fan Speed Error

Antminer T19

Easy DIY
ERR_FAN_SPEED Critical

Antminer S21 – Fan Speed Error

Antminer S21

Easy DIY
ERR_FAN_SPEED Critical

Antminer S9 – Fan Speed Error

Antminer S9, S9i, S9j, S9k

Easy DIY
ERR_FAN_SPEED Critical

Antminer S19 – Fan Speed Error

Antminer S19, S19 Pro, S19j Pro, S19 XP, S19k Pro

Easy DIY
ERR_THERMAL_PASTE Warning

ASIC Miner – Thermal Paste Degradation

All ASIC miners older than 18-24 months

Moderate DIY
ERR_TEMP_HIGH Critical

Antminer KA3 – Temperature Too High

Antminer KA3

Easy DIY
ERR_TEMP_HIGH Critical

Antminer D9 – Temperature Too High

Antminer D9

Easy DIY
ERR_TEMP_HIGH Critical

Antminer Z15 – Temperature Too High

Antminer Z15

Easy DIY
ERR_TEMP_HIGH Critical

Antminer L3+ – Temperature Too High

Antminer L3+

Easy DIY
ERR_TEMP_HIGH Critical

Antminer L7 – Temperature Too High

Antminer L7

Easy DIY
ERR_FLUID_TEMP Critical

Immersion Cooled Miner – Fluid Temperature Too High

Any immersion-cooled ASIC miner

Advanced DIY
ERR_CHIP_TEMP Warning

Antminer S19 – ASIC Chip Temperature Imbalance

Antminer S19, S19 Pro, S19j Pro

Advanced DIY
ERR_TEMP_HIGH Critical

Antminer S19 XP – Temperature Too High

Antminer S19 XP

Easy DIY
ERR_TEMP_HIGH Critical

Antminer S19k Pro – Temperature Too High

Antminer S19k Pro

Easy DIY
ERR_WATER_TEMP Critical

Antminer S19 Hydro – Coolant Temperature Too High

Antminer S19 Hydro, S19 Pro Hydro, S19 XP Hydro

Advanced DIY
ERR_TEMP_DIFF Warning

Antminer S19 – Inlet/Outlet Temperature Differential Too High

Antminer S19, S19 Pro, S19j Pro, S19 XP, S21

Easy DIY
ERR_TEMP_SENSOR Critical

Antminer S19 – Temp Sensor Failure

Antminer S19, S19 Pro, S19j Pro, S19 XP

Advanced DIY
ERR_TEMP_HIGH Critical

Antminer S17 – Temperature Too High

Antminer S17, S17 Pro, S17+, S17e

Moderate DIY
ERR_TEMP_HIGH Critical

Antminer T21 – Temperature Too High

Antminer T21

Easy DIY
ERR_TEMP_HIGH Critical

Antminer T19 – Temperature Too High

Antminer T19

Easy DIY
ERR_TEMP_HIGH Critical

Antminer S9 – Temperature Too High

Antminer S9, S9i, S9j, S9k, S9 SE

Easy DIY
ERR_TEMP_HIGH Critical

Antminer S21 – Temperature Too High

Antminer S21, S21 Pro, S21 Hydro

Easy DIY

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