DSC

AC Power Failure DSC Security Alarm Panel DSC AC Power Failure (displayed as 'AC POWER FAILURE' on LCD keypads, or Trouble … FC (Failure to Communicate) DSC Security Alarm Panel DSC FC (Failure to Communicate) means the panel made multiple attempts to send a … Zone Battery (Low Battery) DSC Security Alarm Panel DSC Zone Battery trouble means one or more wireless sensors enrolled on the … Zone Fault DSC Security Alarm Panel DSC Zone Fault trouble (Trouble Zone 5 on LED keypads, or 'ZONE FAULT' on LCD) … Zone Tamper DSC Security Alarm Panel DSC Zone Tamper trouble (Trouble Zone 6, or 'ZONE TAMPER' on LCD) means one or …