Servicing Customer-Replaceable Units 95
Note – Power supply names in ILOM messages are displayed with the full FRU
name, such as /SYS/PS0.
Related Information
■“Managing Faults” on page11
■“Hot-Pluggable and Hot-Swappable Devices” on page75
“Power Supply LED” on page95
Power Supply LED
Each power supply contains a dual-color LED that is visible when looking at the
back panel of the system.
The following table includes a description of power supply LED modes and their
function, listed from top to bottom.
The following LEDs are lit when a power supply fault is detected:
■Front and rear Service Required LEDs
■Rear PS Failure LED on the bezel of the server
■Fault LED mode on the faulty power supply
The front and rear panel Service Required LEDs are also lit if the system detects a
power supply fault.
See “Front Panel LEDs” on page5 and “Rear Pane l LEDs” on page8 for more
information about identifying and interpreting system LEDs.
LED State Meaning Notes
Off No AC present Power supply is unplugged or if no AC power
is present.
Blinking green AC present/system
in standby
AC power is present and system is in standby
mode.
Green AC present/system
powered on
System is powered on.
Blinking amber Fault Voltage overcurrent or other power fault.
Amber Fault Internal power supply failure or power supply
fan failure.