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Chapter 4: Motherboard Connections
4.5 LED Indicators
LAN LEDs
Two LAN ports (LAN1 ~ LAN2) are on the X11SCM-F. Each Ethernet LAN port has two LEDs.
The yellow LED indicates activity, while the other Link LED may be green, orange, or off to
indicate the speed of the connection. Refer to the tables below for more information.
LAN Activity LED (Left)
LED State
Color
Status
Definition
Yellow
Flashing
Active
LAN Link LED (Right)
LED State
LED Color
Definition
Off
No Connection/10 Mbps
Orange
1 Gbps
Green
100 Mbps
BMC Heartbeat LED
A BMC Heartbeat LED is located at BMC_HB_LED on the motherboard. When BMC_HB_
LED is blinking, the BMC is functioning normally. Refer to the table below for more information.
BMC Heartbeat LED Indicator
LED Color
Definition
Green:
Blinking
BMC Normal
IPMI LAN LEDs
In addition to LAN ports, IPMI LAN is also located on the back I/O panel. The yellow LED on
the right indicates activity, while the green or orange LED on the left indicates the speed of
the connection. Refer to the table below for more information.
IPMI LAN
Activity LED
Link LED
LAN 1/LAN 2
IPMI LAN
(X8ST3-F)
IPMI LAN LEDs
Color/State
Definition
Link (left)
Green: Solid
Orange: Solid
100 Mbps
1Gbps
Activity (Right)
Yellow: Blinking
Active
