Operational Status and TroubleshootingLED Status IndicatorsARX®1000 Hardware Installation Guide 7-5• hard-drive LED and NVR-battery-backup LEDs (also shown in Figure 7-3)• Ethernet management port and user port LEDs (see Figure 7-4 on page 7-5)Figure 7-3. ARX®1000 System LEDsFigure 7-4. ARX®1000 Port LEDsStatus LEDsThe ARX®1000 front panel provides the following LED status indicators:ALERT — Illuminates Red to indicate an operational failuresystem Alert(red if hardwarefails)module Status(green = ’all OK’,yellow = ’at leastone failed’)Hard Diskactivity (notsupported)yellow when NVRpowered by backupbatteryeach port has one Activity LED (yellow) and one Link LED (green)