Chapter 2
Controls, Ports, and Indicators
Rear Panel
25
Gigabit Ethernet Card LAN LEDs
(Core I/O)
The 2-Port core I/O Gigabit Ethernet card uses an RJ-45 LAN connector. This connector has 4 LEDs (3 LAN
link and 1 LAN activity) that signal link speed and activity.
Figure 2-11 Core I/O LAN Port LEDs
Table 2-9 Core LED Status Descriptions
LED Condition Status
Activity Green—on Linked—no activity
Activity Green—off No link
Activity Green—blinking Linked—activity present
1000 Green—on Link speed—1000 MBps
100 Green—on Link speed—100 MBps
10 Green—on Link speed—10 MBps
RJ-45 Connector
1000
100
Activity
10