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Factory Automation

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  • No : 23181
  • Release Date : 2018/09/07 16:09
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Operation panel does not display anything.



  • CPU has not started up properly.
  • There is no power supply.
  • An instantaneous power cut exceeding the specification level may have occurred.


  • Check that the primary side's power supply voltage is being supplied properly.
  • If that C1850 error has occurred in the error history, it is possibly due to an instantaneous power cut.
  • Check the power supply line fuse on the converter circuit board.

Product Name
Industrial Robots MELFA
F Series
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