&
User
AN-80i
Manual
70-00072-01-07
Proprietary Redline Communications © 2010
Page 22 of 106
Sept 18, 2008
Ethernet FD LED
The FD LED lights solid green when the Ethernet connection is operating in full duplex
mode and blinks when collisions are detected on the Ethernet port. When connected to a
hub, it is typical to have intermittent packet collisions. If the LED is blinking, it may
indicate one of the problems listed in the following table:
Table 7
:
Ethernet Link/Collision LED Diagnostics
Symptom
Possible Problem
Solution
Link
Collision
(
FD
LED
blinks)
Collisions are normal for half
duplex links.
It is strongly recommended to manually
configure all devices to matching speed
and duplex settings. If manual settings are
not available, both devices must be set to
auto-negotiate.
Incompatible Ethernet port
speed.