LEDs
Front panel LEDs
Figure 22 Front panel LEDs and buttons
3
2
1
Power button
System health LED
UID LED and button
Table 14 Front panel controls
Status
Function
Name
This button helps locate a particular server within
a rack of servers. You can remotely activate this
function through various system utilities.
UID button
•
Blue = Identification
•
Flashing blue = Remote iLO session or a
firmware flash update is in progress
•
Off = Off
This LED provides information about the system
status.
System
health LED
•
Green = Health good on all internal FRUs and
system firmware has passed "BOOT_START"
•
Flashing Amber = A FRU or subsystem has failed,
or a fatal fault has occurred (system is on or in
standby mode).
•
Flashing Red = A fatal fault has been detected
and a FRU or subsystem has failed. View the
SID, other LEDs, and the logs for information.
•
Off = Health good on all internal FRUs and
system off
NOTE:
The System Health LED does not change
status if AC power is removed from a single power
supply in a system with power redundancy.
This button manually powers the server on and off.
Power
button
•
Green = System on
•
Amber = System is powered off, but standby
power is on
•
Off = System power and standby power is off
The front panel of the system contains the power button/system power LED, health LED, System
Event Log LED, and locator switch/LED. The server use flashing states (for example, flashing amber
or red) on these LEDs to indicate a warning or an error.
HP Confidential
Troubleshooting tools
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