Dell PowerConnect B-8000 Reference Manual - Page 29

LED activity interpretation 3 LED patterns Table 1 describes the port side LEDs and their behavior. TABLE 1 Port side LED patterns during normal operation LED name LED color Status of hardware Recommended action Power Status No light Steady green System Status No light Steady green Steady amber (for more than five seconds) Flashing amber Ethernet Speed (Management port) No light Steady green Ethernet Activity/Link (Management port) No light Steady green Blinking green System is off or there is an internal power supply failure. Verify the system is powered on (power supply switches to "1"), the power cables attached, and your power source is live. If the system power LED is not green, the unit may be faulty. Contact your switch service provider. System is on and power supplies No action required. are functioning properly. System is off or there is no power. Verify the system is on and has completed booting. System is on and functioning properly. No action required. Unknown state, boot failed, or the system is faulty. This LED displays steady amber during POST, this is normal and does not indicate a fault. Perform the following steps: Connect a serial cable to the system. Reboot the system. Check the failure indicated on the system console. Contact your switch service provider. Attention is required. A number of variables can cause this status including a single power supply failure, a fan failure, or one or more environmental ranges has been exceeded. Check the management interface and the error log for details on the cause of status. Contact your switch service provider. Port speed is 10 Mbps. No action required. Port speed is 100/1000 Mbps. No action required. There is no link. There is a link. There is link activity (traffic). Verify that the Ethernet cable is connected correctly. No action required. No action required. PowerConnect B-8000 Hardware Reference Manual 17 53-1001788-01