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Chapter 4: Motherboard Connections
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.
Onboard Power LED Indicator
LED Color
Definition
Off
System Off
(power cable not
connected)
Green
System On
BMC Heartbeat LED
A BMC Heartbeat LED is located at LEDM1 on the motherboard. When LEDBMC 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