Table of Contents
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3-1
Overview
LEDs are included on the serverboard nodes and the power supply modules to keep
you informed of their operational status. This chapter explains the meanings of all
LED indicators and the appropriate response you may need to take.
3-2
Motherboard Nodes
Power Button/LED
The main power button on each of the nodes functions as both an on/off switch and
as an LED. Pressing the button will alternately power on or remove power from the
node. See the table below for the LED indications.
LED Appearance
Green
Solid Red
1Hz Blinking Red
.25Hz Blinking Red
No Illumination
Chapter 3
System Interface
The node is powered on and operating normally
The node is detecting an overheat condition
The node is detecting a fan failure
The node is detecting a power failure
The node is powered down
3-1
Chapter 3: System Interface
Description
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