Rj-45 Lan Connector With Integrated Leds; Lan Connector Led Locations; Lan Connector Led States - Intel DH55PJ Specification

Intel Desktop Board DH55PJ Technical Product Specification
1.12.3

RJ-45 LAN Connector with Integrated LEDs

Two LEDs are built into the RJ-45 LAN connector (shown in Figure 5).
Table 4 describes the LED states when the board is powered up and the LAN
subsystem is operating.
Table 4. LAN Connector LED States
LED LED Color
Link/Activity Green
Link Speed Green/Yellow
24
Item Description
A Link/Activity LED (green)
B Link Speed LED (green/yellow)
Figure 5. LAN Connector LED Locations
LED State
Off
On
Blinking
Off
Green
Yellow
Condition
LAN link is not established.
LAN link is established.
LAN activity is occurring.
10 Mbits/s data rate is selected or negotiated.
100 Mbits/s data rate is selected or negotiated.
1000 Mbits/s data rate is selected or negotiated.