About this taskAbout this task
Use the UID button to display the iLO Server Health Summary screen on an external monitor. This function works when the server is
powered on or off. Use this feature for troubleshooting if the server will not start up.
CAUTION:CAUTION: Press and release the UID button. Holding it down at any time for more than five seconds initiates a graceful iLO
reboot or a hardware iLO reboot. Data loss or NVRAM corruption might occur during a hardware iLO reboot.
ProcedureProcedure
1. Press and release the UID button.
The Server Health Summary screen is displayed on the external monitor. For more information, see the iLO troubleshooting guide:
https://www.hpe.com/support/ilo6https://www.hpe.com/support/ilo6
2. Press the UID button again to close the Server Health Summary screen.
Front panel LED power fault codesFront 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.
SubsystemSubsystem LED behaviorLED behavior
System board 1 flash
Processor 2 flashes
Memory 3 flashes
Riser board PCIe slots 4 flashes
FlexibleLOM 5 flashes
Storage controller 6 flashes
System board PCIe slots 7 flashes
Power backplane 8 flashes
Storage backplane 9 flashes
Power supply 10 flashes
PCIe expansion cards installed in riser board 11 flashes
Chassis 12 flashes
GPU card 13 flashes
Rear panel componentsRear panel components
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