67Table 35 Management Ethernet port LED descriptionStatus DescriptionLINK ACTSteady on Flashing A link is present, and the management Ethernet port is receiving orsending data.Steady on Off A link is present.Off Off No link is present.S9810 switching fabric module LEDsFan status LEDThe fan status LED (FAN) shows the fan tray operating status.Table 36 Fan status LED descriptionLED Status DescriptionFANGreen The fan tray is operating correctly.Red The fan tray is faulty or no fan tray is installed.Flashing red and green The two fan trays are in opposite airflow directions.Card status LEDsThe switching fabric module provides SLOT LEDs for the LPUs and switching fabric modules. Slots 0to 9 indicate the operating status of the LPUs. Slots 10 and 11 indicate the operating status of theswitching fabric modules.Table 37 Card status LED descriptionLED Status DescriptionSlots 0 to 9Steady green The LPU is starting. If the LED remains steady green, the LPU isfaulty.Flashing green The LPU is operating correctly.Flashing red An over-temperature condition has occurred.Off The LPU is powered off.Slot 10 and Slot 11Steady green The switching fabric module is starting. If the LED remains steadygreen, the switching fabric module is faulty.Flashing green The switching fabric module is operating correctly.Steady red A software failure has occurred.Flashing red An over-temperature condition has occurred.Off The switching fabric module is powered off.ACTIVE LEDThe ACTIVE LED indicates the active and standby working mode of the switching fabric module.