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Item
Description
1
Power On/Standby button and
system power LED
2
Health LED
3
NIC status LED
4
UID button/LED
1
When all four LEDs described in this table flash simultaneously, a power fault has occurred.
2
Facility power is not present, the power cord is not attached, no power supplies are installed, power supply failure has
occurred, or the power button cable is disconnected.
3
If the health LED indicates a degraded or critical state, use iLO to review the system health status.
UID button functionality
The UID button can be used to identify a specific server in a rack or display the Server Health Summary when
the server will not power on. For more information, contact customer support.
Front panel LED power fault codes
The following table provides a list of power fault codes, and the subsystems that are affected. Not all power
faults are used by all servers.
Status
•
1
•
•
•
1
•
•
•
•
1
•
•
•
1
•
•
Solid green = System on
Flashing green (1 Hz/cycle per sec) = Performing
power on sequence
Solid amber = System in standby
2
Off = No power present
Solid green = Normal
Flashing green (1 Hz/cycle per sec) = iLO is
rebooting
Flashing amber = System degraded
Flashing red (1 Hz/cycle per sec) = System critical
Solid green = Link to network
Flashing green (1 Hz/cycle per sec) = Network
active
Off = No network activity
Solid blue = Activated
Flashing blue:
◦
1 Hz/cycle per sec = Remote management or
firmware upgrade in progress
◦
4 Hz/cycle per sec = iLO manual reboot
sequence initiated
◦
8 Hz/cycle per sec = iLO manual reboot
sequence in progress
◦
Off = Deactivated
3
UID button functionality
11
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