The following sections describe the meanings of the LEDs on X450-G2 series switches.
| Label or Type | Color/State | Meaning |
|---|---|---|
| M (Management) | 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 | |
| S1, S2 (Stack Management) | Steady green | Link OK on the indicated stacking port |
| Blinking green | Activity on the indicated stacking port | |
| FAN | Steady green | Normal operation |
| Blinking amber | Failure | |
| Off | No power | |
| P1, P2 (Power Supply) | Steady green | Normal operation |
| Steady amber | Power is attached, but no power is on | |
| Blinking amber | Power failure | |
| Off | No power attached | |
| Ethernet Port 1–24 or 1–48 | Steady green | Link OK |
| Blinking green | Activity on the indicated port | |
| Off | No link or port disabled | |
| 1G SFP ports or 10G SFP+ ports 25, 26, 27, and 28 or 49, 50, 51, and 52 | Steady green | Link OK |
| Blinking green | Activity on the indicated port | |
| Off | No 1G or 10G link, or port disabled |
| Label or Type | Color/State | Meaning |
|---|---|---|
| All front panel ports 1-24 or 1-48 | Steady green | Link is OK; port is not powered |
| Steady amber | Link is OK; port is powered; no traffic | |
| Blinking green | Link is OK and transmitting packets; port is not powered | |
| Blinking amber | Link is OK and transmitting packets; port is powered | |
| Slow blinking amber | No link, or disabled port; port is powered | |
| Alternating amber and green | Port has a power fault | |
| Off | Port is not powered, has no link, or is disabled |
| Label or Type | Color/State | Meaning |
|---|---|---|
| Left digit (1) | Reserved for future use. | |
| Right digit (1–8) | Indicates the position of this switch in the SummitStack configuration | |
| Upper half blinking | This switch is the stack master node | |
| Lower half blinking | This switch is the stack backup node | |
| Lit steadily | This switch is a standby node in the stack | |