- 1
- Red LED: Heartbeat, blinks when the operating system is running
- 2
- Yellow LED: Flash memory activity
| LED | Description |
|---|---|
| Yellow (LINK/ACT) | Ethernet cable is not connected. |
| Blinking yellow (LINK/ACT) | Link OK, data is being transferred. |
| Green (SPEED) | Lit when the connection is 10 Mbit/s. |
| Not lit when the connection is 100 Mbit/s. | |
| Both LEDs are lit | Ethernet connection is not working, or the cable is not connected. |