The DWL-650 has an indicator or link light that can give youinformation about your network traffic and help you determineproblems when troubleshooting.
Solid Light - A steady green light indicates agood connection with the network.
Blinking Light - A steady flashing indicates thatthe adapter is scanning for an available access point or wirelessadapter. Usually the computer is either out of range or there is aconfiguration issue. Verify that the SSIDs are the same on all yourwireless nodes and the encryption keys are exactly the same on allnodes.
Flickering Light - When you have a goodconnection, the light may flicker or blink at random intervals.This indicates that the adapter is sending or receiving data.