FAQ


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 - FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q17nDCPU > Alarm 2149
FAQ
Alarm 2149
      What is alarm 2149?
What should I do when it occurs?
  What should I do when it occurs?
- Category :
- 
      - FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q17nDSCPU
- FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q17nDCPU
- FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q170MSCPU
- FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q170MCPU
- FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q17nHCPU
- FAQ > Controllers > Motion Controllers > MELSEC-Q Series > Motion Controllers > Q17nCPUN
 
Answer
    Alarm 2149 (Main circuit OFF warning) occurs when the servo system turns ON with no power supplied to the servo main circuit. 
Review the condition of servo ON or check the main circuit power supply.
    Review the condition of servo ON or check the main circuit power supply.
- Product Name
- Motion controller
- Series
- MELSEC-Q
