Compute module LEDs and buttons
Item Description Status
1 UID LED
Solid blue = Activated
Flashing blue (1 Hz/cycle per
sec) = Remote management or
firmware upgrade in progress
Off = Deactivated
2 Health status LED
Solid green = Normal
Flashing green (1 Hz/cycle per
sec) = HPE iLO is rebooting
Flashing amber = System
degraded
Flashing red (1 Hz/cycle per sec)
= System critical
3 Mezzanine NIC status LED
Solid green= Link on any
Mezzanine NIC
Flashing green= Activity on any
Mezzanine NIC
Off = No link or activity on any
Mezzanine NIC
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
1
1
If all other LEDs are off, then no power is present to the compute module. If the health LED is flashing green while the
system power LED is off indicates that the Power On/Standby button service is initializing or that an iLO reboot is in
progress. 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.
Component and LED identification 73