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Chapter 4: Motherboard Connections
4.5 LED Indicators
LAN LEDs
Two LAN ports (LAN 1 and LAN 2) are located on the rear I/O 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.
LAN1/2 Activity LED (Right)
LED State
Color
Status
Definition
Green
Flashing
Active
LAN1/2 Link LED (Left)
LED State
LED Color
Definition
Green
10Gbps (X12DPi-NT only)
Yellow/Amber
1Gbps
BMC LAN LEDs
In addition to LAN1 and LAN2, a BMC LAN is also located on the rear I/O panel. The amber
LED on the right indicates activity, while the green LED on the left indicates the speed of the
connection. Refer to the table below for more information.
BMC LAN
Activity LED
Link LED
LAN 1/LAN 2
IPMI LAN
(X8ST3-F)
BMC LAN LEDs
Color/State
Definition
Link (left)
Green: Solid
Amber: Solid
100 Mbps
1Gbps
Activity (Right)
Amber: Blinking
Active
M.2 LED
An M.2 LED is located at LE4 on the motherboard. When LE4 is blinking, M.2 functions
normally. Refer to the table below for more information.
M.2 LED State
LED Color
Definition
Green: Blinking
Device Working
