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Chapter 4: Motherboard Connections
4.5 LED Indicators
LAN LEDs
Two LAN ports (LAN 1/2) are located on the I/O back panel of the motherboard. Each Ethernet
LAN port has two LEDs. The green LED indicates activity, while the other Link LED may be
green, amber, or off to indicate the speed of the connection. Refer to the tables below for
more information.
LAN Activity LED (Right)
LED State
Color
Status
Definition
Green
Flashing
Active
LAN Link LED (Left)
LED State
LED Color
Definition
Green
100/10Mbps
Yellow/Amber
1Gbps
Power LED
LED1 is the Power LED. When this LED is lit, it means power is present on the motherboard.
In suspend mode, this LED will blink on and off. Be sure to turn off the system and unplug
the power cord(s) before removing or installing components.
Power LED Indicator
LED Color
Definition
Off
System Off
(power cable not
connected)
Green
System On
