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4.5 LED Indicators
IPMI LAN LEDs
A dedicated IPMI LAN, located on the back panel, has two LED indicators. The amber LED
on the right of the IPMI LAN port indicates activity, while the LED on the left indicates the
speed of the connection. See the table below for more information.
BMC Heartbeat LED
LEDM1 is the BMC heartbeat LED. When the LED is blinking green, BMC is functioning
normally. See the table below for the LED status.
Onboard Power LED
The Onboard Power LED is located at LE2 on the motherboard. When this LED is on, the
system is on. Be sure to turn off the system and unplug the power cord before removing or
installing components. Refer to the table below for more information.
LAN 1/LAN 2
IPMI LAN
Link LED
IPMI LAN
(X8ST3-F)
IPMI LAN LEDs
Color/State
Green: Solid
Link (left)
Amber: Solid
Activity (Right)
Amber: Blinking
Onboard Power LED Indicator
LED Color
Definition
Green:
BMC Normal
Blinking
Onboard Power LED Indicator
LED Color
Definition
System Off
Off
(power cable not
connected)
Green
System On
53
Chapter 4: Motherboard Connections
Activity LED
Definition
100 Mbps
1Gbps
Active
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