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Product Description
27
1.12.3
RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connector (shown in Figure 5).
Item Description
A
Link/Activity LED (green)
B
Link Speed LED (green/yellow)
Figure 5. LAN Connector LED Locations
Table 5 describes the LED states when the board is powered up and the LAN
subsystem is operating.
Table 5. LAN Connector LED States
LED
LED Color
LED State
Condition
Link/Activity
Green
Off
LAN link is not established.
On
LAN link is established.
Blinking
LAN activity is occurring.
Link Speed
Green/Yellow
Off
10 Mbits/s data rate is selected or negotiated.
Green
100 Mbits/s data rate is selected or negotiated.
Yellow
1000 Mbits/s data rate is selected or negotiated.