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CLNA - Comm Internal Error Service Alarm Code: 7000

  • Criterion: various conditions
  • Possible cause :
  • Hardware failure in communication board
  • Communication failure between COM and Control processors
  • Processor failure during initialization or not proper file system
  • Internal communication failure with periphrals
  • Built in self test failure
  • Comm processor memory test failure
  • Watch dog failure
  • Incorrect configuration parameter
  • Communication with DUI processor failure
  • -MD5 sum failure or firmware loading failure
  • Action :
  • Reset unit by turn off both AC and DC .
  • If problem persist replace the unit - Collect the Fault Logs
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