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Item
Description
1
Power on/Standby button and system power
1
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, power cord is not attached, no power supplies are installed, power supply failure has occurred, or the
power button cable is disconnected.
3
NIC LEDs are not supported for NICs installed in PCIe slots.
4
If the health LED indicates a degraded or critical state, review the system IML or use iLO to review the system health status.
When all four LEDs described in this table flash simultaneously, a power fault has occurred. For more information, see
Front panel LED power fault codes.
UID button functionality
The UID button can be used to display the Server Health Summary when the server will not power on. For more
information, see the latest HPE iLO 5 User Guide on the Hewlett Packard Enterprise website.
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.
Subsystem
System board
Processor
Memory
Riser board PCIe slots
1
3
,
1
1
Status
Solid green = System on
Flashing green = Performing power on sequence
Solid amber = System in standby, or power on denied
2
Off = No power present
Solid green = Normal
Flashing amber= System degraded
Flashing red = System critical
Solid green = Link to network
Flashing green = Network active
Flashing red = System critical
Solid blue = Activated
Flashing blue = Remote management or firmware upgrade in
progress
Off = Deactivated
4
LED behavior
1 flash
2 flashes
3 flashes
4 flashes
Table Continued
Component identification
8
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