Item Description Status
1 NIC link LED
1
Green = Linked to network
Off = No network connection
2 NIC activity LED
1
Green or flashing green = Network activity
Off = No network activity
3 Health LED
1
Solid green = Normal
Flashing green = iLO rebooting
Flashing amber = System degraded
Flashing red = System critical
1
4 Do not remove LED
Flashing white = Do not remove the server.
Removing the server may terminate the current
operation and cause data loss.
Off = The server can be removed.
5 UID button/LED
1
Solid blue = Activated
• 1 flash per second = Remote management
or firmware upgrade in progress
• 4 flashes per second = iLO manual soft
reboot sequence initiated
• 8 flashes per second = iLO manual hard
reboot sequence in progress
Off = Deactivated
6 Power button/LED
2
Solid green = System on
Flashing green = Performing power on
sequence
Solid amber = System in standby
Off = No power present
3
1
If the health LED indicates a degraded or critical state, review the system IML or use iLO to review the system health
status.
2
When the LEDs described in this table flash simultaneously, a power fault has occurred. For more information, see
"Power fault LEDs."
3
Facility power is not present, power cord is not attached, no power supplies are installed, power supply failure has
occurred, or the front I/O cable is disconnected.
Power fault LEDs
The following table provides a list of power fault LEDs, and the subsystems that are affected. Not all
power faults are used by all servers.
Power fault LEDs 7
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