The following sections describe the meanings of the LEDs on the ExtremeSwitching X870 series switches.
| Label or Type | Color/State | Meaning |
|---|---|---|
| STAT | Slow blinking green (1 Hz) | Normal operation |
| Fast blinking green (2 Hz) | Power-on self test (POST) in progress or Switch diagnostics are running |
|
| Steady green | POST passed: system is booting image | |
| Blinking amber | System is disabled: POST failed or system overheated | |
| Off | No external power is attached | |
| PWR | Steady green | Power on |
| Blinking amber | Power supply failure – one of:
|
|
| Off | Power off; no power attached | |
| MGMT | Steady green | Link up |
| Blinking green | Packet transmitting or receiving | |
| Off | Link not up or port disabled | |
| FAN 1, 2, 3, 4, 5, 6 |
Steady green | All diagnostics passed; fan module is operational |
| Blinking amber | Failure | |
| Off | No power to fan module | |
| Locator | Blinking blue | Locator function enabled |
| Off | Locator function disabled | |
| Ethernet ports 1-32 (not partitioned) | Steady white | Link up, no activity |
| Blinking white | Packet transmitting or receiving | |
| Off | Link not up or port disabled | |
| Ethernet ports 1-128 (partitioned into data lanes – see Partitioning X870 Switch Ports into Data Lanes) |
Steady green | Link up, no activity |
| Blinking green | Packet transmitting or receiving | |
| Off | Link not up or port disabled |