Canaan Troubleshooting Guide
99 error codes and fixes for Canaan ASIC miners.
Avalon Series – Chip BIN Mismatch Error
All Avalon series running MM-family firmware: A1166, A1166 Pro (A3206 / A3205),...
Avalon Series – 4MHz Crystal Oscillator Y1 Fault
All Avalon series — A11-series (1146, 1166, 1166 Pro), A12-series (1246, 1266),...
Avalon Series – A3203 ASIC Pin Short Diagnosis
Every Avalon hashboard built around the Canaan A32xx serial chip family: A3206...
Avalon Series – AUC USB Connection Lost Guide
All Avalon chassis using the AUC architecture: Avalon 1166, 1166 Pro, 1246,...
Avalon 1566 – High DH% Error Rate
Avalon 1566 (170T / 175T / 180T / 185T SKUs — A3207...
Avalon 1566 – Bootloader Stuck
AvalonMiner A1566 (185 TH/s nameplate, A3206-class ASICs, MM3+ control card, 3,420 W...
Avalon 1466 – Stratum Rejected Shares
Avalon A1466 (all production batches: nameplate 150 TH/s at 3230 W, 21.5...
Avalon 1446 – Controller SD Card Corruption
Avalon A1446 (~80 TH/s nameplate, A3206-derived silicon, MM-class controller shared across the...
Avalon 1366 – Pool Authentication Failed
Avalon 1366 — 130 TH/s nameplate · A3206-class ASIC chips on three...
Avalon 1366 – AUC Controller Overheating
Avalon 1366 (~130 TH/s / ~3300W chassis, A3206-class silicon, A12-series control architecture)....
Avalon 1346 – SSH Access Unreachable
Avalon 1346 (also relevant to controller-shared siblings: Avalon 1366, 1446, 1466, 1566)
Avalon Series – E: no asics!! Error
Every Avalon miner running Canaan MM firmware on AUC3 or AUC4 control...
Avalon Series – ECHU Chip Status Code Reference
All Avalon series on MM-family firmware — A1166 Pro, A1246, A1266, A1346,...
Avalon 1566 – Hashboard Voltage Domain Fail
Avalon 1566, Avalon 1566H; cross-applies with minor PMIC pinout differences to the...
Avalon 1566 – BOOTBY Overheat Reboot
AvalonMiner A1566 - approximately 185 TH/s nameplate, A15-generation ASICs, MM3v2 control board,...
Avalon 1566 – ASICCRC Communication Error
Avalon 1566 (all production batches — nominal 185 TH/s SKU and batch-binned...
Avalon 1566 – Dead Chip Count Exceeded
Avalon Made A1566 (185 TH/s nameplate, 3420 W, 18.5 J/TH, A15-generation Canaan...
Avalon 1566 – Stratum Authentication Failed
Avalon A1566 (all production batches, all bin-rated SKUs from 170 TH/s through...
Avalon 1566 – PSU Voltage Sag Under Load
Avalon A1566 (185 TH/s nameplate at ~3420 W wall draw, ~18.5 J/TH...
Avalon 1566 – PSU Not Detected
Avalon 1566 (standard ~185 TH/s bin), Avalon 1566 MaxSpeed variants, mixed-bin 1566...
Avalon 1566 – Control Board Not Booting
AvalonMiner A1566 (185 TH/s nameplate, A3206-class ASICs, MM3+ control card, 3,420 W...
Avalon 1566 – Firmware Flash Failure
Avalon 1566 (185-218 TH/s nameplate band, ~3,400-3,800 W, MM3v2 control board, A3207-class...
Avalon 1466 – Dead Chip Count Exceeded
Avalon Made A1466 (~150 TH/s, ~3230 W, 3rd-gen A3207 silicon, 3 hashboards...
Avalon 1466 – BOOTBY Overheat Reboot
AvalonMiner A1466 - approximately 150 TH/s nameplate, A3207-class A14-generation ASICs (114 chips...
Avalon 1466 – PSU Voltage Sag
Avalon A1466 (150 TH/s nameplate at 3230 W ±10%, 21.5 J/TH) ·...
Avalon 1466 – Control Board Not Booting
AvalonMiner A1466 (~150 TH/s, A3207-class ASICs, MM3v2 control card, ~3,230 – 3,420...
Avalon 1466 – Firmware Flash Failure
Avalon 1466 (185 TH/s, ~3,400-3,500 W, MM3v2 control board, A3206-class silicon)
Avalon 1446 – Hashboard Voltage Domain Fail
Avalon 1446, Avalon 1446 MaxSpeed; cross-applies with minor PMIC pinout differences to...
Avalon 1446 – Firmware Upgrade Failure
Avalon 1446 (A14-family entry-class, ~80 TH/s nameplate; controller PCB shared with A1346/A1366/A1466/A1566...
Avalon 1446 – PSU Incompatible Model
Avalon A1446 (130 / 135 / 136 TH/s ±5% SKUs at ~3310...
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