Alarm troubleshooting

1,997 real controller alarms with step-by-step diagnostic trees — filter by brand and unit, or type the code straight from your screen.

110 alarms · sorted by code · page 1 of 6

11 ALARM — Axis Selection Error

12 ALARM — Memory error 1

13 ALARM — Software processing error 1

14 ALARM — Software Processing Error 2

15 ALARM — Memory error 2

16 ALARM — Magnetic pole position detection error

17 ALARM — A/D Converter Error

18 ALARM — Motor Side Detector Initial Comm Error

19 ALARM — Synchronous Control/Detector Communication Error

1A ALARM — Machine side detector, initial communication error

1B ALARM — Machine Side Detector CPU Error 1

1C ALARM — Machine Side Detector EEPROM/LED Abnormality

1D ALARM — Machine Side Detector Data Error

1E ALARM — Machine Side Detector Memory Error (ROM-RAM / Thermal)

1F ALARM — Machine Side Detector Communication Error

20 ALARM — Motor Side Detector No Signal 1

21 ALARM — Machine Side Detector No Signal 2

22 ALARM — LSI Error

23 ALARM — Excessive Speed Deflection 1

24 ALARM — Ground Fault