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SuperServer SYS-5039MC-H8TRF User's Manual
4.5 LED Indicators
Onboard Power LED
The Onboard Power LED indicator is located at SW2. When this LED is lit, it means power
is present on the motherboard. Be sure to turn off the system and unplug the power cord(s)
before removing or installing components.
Onboard Power LED Indicator
LED Color
Definition
Off
System Off
(power cable not
connected)
Green
System On
UID LED Indicator
The UID LED indicator is located at LED2, next to the UID button. When you press the UID
button, the UID LED indicator will turn on. Press the UID button again to turn off the LED
indicator. The LED indicator provides easy identification of a system unit that may need
service.
UID LED
Pin Definitions
Color
Status
Blue: On
Unit Identified
System Failure LED
LED3 is the System Failure LED. When this LED is solid red, it means a system overheat.
When this LED is blinking red, it means a power failure or fan failure. Turn off the system
and unplug the power cord before removing or installing componenets.
System Overheat/Power Failure/Fan Failure LED
Indicator
LED Color
Definition
Off
System Temperature, Power
Supply, and Fan are healthy
Solid Red
System Overheat
Blinking Red
Power or Fan Failure
BMC Heartbeat LED
A BMC Heartbeat LED is located at LED1. Refer to the table below for more information.
BMC Heartbeat LED Indicator
LED Color
Definition
Blinking
Green
BMC Normal
