B
Onboard Power LED
An Onboard Power LED is located at
LED2 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 compo-
nents. See the table on the right for more
information.
Onboard PWR LED Indicator
LED States
LED Color Denition
Off System Off (PWR cable
not connected)
Green System On
Green:
Flashing
Quickly
ACPI S1 State
A
A. PWR LED
B. BMC LED
BMC Heartbeat LED
A BMC Heartbeat LED is located at
LEDM1 on the motherboard. When
LEDDM1 is blinking, BMC functions
normally. See the table on the right for
more information.
BMC Heartbeat LED
States
Color/State Denition
Green:
Blinking
BMC: Normal