Component identification 7
Front panel LEDs and buttons
Item
Description
Status
1
UID button/LED*
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
2
Health LED*
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**
3
NIC status LED*
Solid green = Link to network
Flashing green (1 Hz/cycle per sec) = Network active
Off = No network activity
4
Power On/Standby button
and system power LED*
Solid green = System on
Flashing green (1 Hz/cycle per sec) = Performing power on sequence
Solid amber = System in standby
Off = No power present†
* 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
)."
** If the health LED indicates a degraded or critical state, review the system IML or use iLO to review the system health
status.
† 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.
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.
