# Indicator Lights

The Intel® PRO/10GbE SR Server Adapter have the following indicator lights:

| Label | Indication | Meaning
TX | On | The adapter is sending data.
RX | On | The adapter is receiving data.
LINK | On | The adapter is connected to a valid link partner and is receiving link pulses.
Off | No link.
not labeled | Flashing | Identity. Use the "Identify Adapter" button in Intel® PROSet to control blinking. See Intel® PROSet Help for more information.

| NOTE: Fiber-based adapters, including all Intel PRO/10GbE adapters, operate only at their native speed, and only at full-duplex. They do not step-down in speed.

`Last modified on 9/08/05 6:56a Revision 3`