Rj-45 Lan Connector With Integrated Leds; Figure 4. Lan Connector Led Locations; Table 5. Lan Connector Led States - Intel Atom D2700 User Manual

Embedded Intel® Atom™ Processor D2700 with Intel® NM10 Express Chipset Development Kit User's Manual
2.10.3

RJ-45 LAN Connector with Integrated LEDs

Two LEDs are built into the RJ-45 LAN connectors (shown in Figure 4).
Table 5 describes the LED states when the board is powered up and the Ethernet LAN
subsystem is operating.

Table 5. LAN Connector LED States

LED
Link/Activity (A, C)
Link Speed (B, D)
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Figure 4. LAN Connector LED Locations

LED Color LED State
Off
Green On
Blinking
Off
Green/Yellow Green
Yellow
Condition
LAN link is not established.
LAN link is established.
LAN activity is occurring.
10 Mb/s data rate is selected or negotiated.
100 Mb/s data rate is selected or negotiated.
1000 Mb/s data rate is selected or negotiated.
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