User Manual

Technical Reference
27
LAN Subsystem
4.5.1 RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connector (shown in Figure 7).
Item
Description
A
Link LED (Green)
B
Data Rate LED (Green/Yellow)
Figure 7. LAN Connector LED Locations
Table 6 describes the LED states when the board is powered up and the LAN subsystem
is operating.
Table 6. LAN Connector LED States
LED
LED Color
LED State
Condition
Link Green
Off
LAN link is not established
Solid
LAN link is established
Blinking LAN activity is occurring
Data Rate Green/Yellow
Off
10/100 Mb/s data rate is selected
Yellow
1000 Mb/s data rate is selected
Green 2500 Mb/s data rate is selected