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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
Nodes
Power Button/LED
The main power button on each of the nodes functions as an on/off switch and is
accompanied by an LED for each node. Pressing the button will alternately power
on or remove power from the node. See the table below for the LED indications.
LED Appearance
Solid Green
Solid Amber
Off (No Illumination)
Warning LEDs
A warning LED that serves both nodes can be found beside the power button/LED.
See the table below for the LED indications.
LED Appearance
Solid Red
Fast Blinking Red (1.00 Hz)
Slow Blinking Red (0.25 Hz)
Chapter 3
System Interface
The node is powered on and operating normally
The node is in standby mode
The node is powered off
Overheat condition detected
Fan failure detected
Power failure detected
3-1
Chapter 3: System Interface
Description
Description
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