Component identification 7
Item Description
Status
1
UID button/LED*
Solid blue = Activated
Flashing blue:
•
1 flash per second = Remote management or firmware upgrade in
progress
•
4 flashes per second = iLO manual reboot sequence initiated
•
8 flashes per second = iLO manual reboot sequence in progress
Off = Deactivated
2
Power On/Standby button
and system power LED*
Solid green = System on
Flashing green (1 flash per second) = Performing power on sequence
Solid amber = System in standby
Off = No power present**
3
NIC status LED*
Solid green = Link to network
Flashing green (1 flash per second) = Network active
Off = No network activity
4
Health LED*
Solid green = Normal
Flashing green (1 flash per second) = iLO is rebooting
Flashing amber = System degraded†
Flashing red (1 flash per second) = System critical†
* 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 (on page
7
)."
** 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.
† If the health LED indicates a degraded or critical state, review the system IML or use iLO to review the system health
status. For more information, see "Integrated Management Log (on page
79
)."
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
Front panel LED
behavior
System board
1 flash
Processor
2 flashes
Memory
3 flashes
Riser board PCIe slots
4 flashes
FlexibleLOM
5 flashes
Removable HPE Flexible Smart Array
controller/Smart SAS HBA controller
6 flashes
System board PCIe slots
7 flashes
Power backplane or storage backplane
8 flashes
Power supply
9 flashes
For more information, see "Front panel LEDs and buttons (on page
6
)."
