Servicing Power Supplies
system to throttle CPU and memory power in the event that a PSU is lost. The resulting power
savings will be enough to allow the system to continue to run (in a lower-performance state)
until the power problem is resolved.
The following status indicators (LEDs) are lit when a power supply fault is detected:
■
Front and rear Service Required LEDs
■
Amber Service Required LED on the faulty power supply
■
Rear Power Supply Fault LED located on the server front panel
If a power supply fails and you do not have a replacement available, leave the failed power
supply installed to ensure proper airflow in the server. For more information, refer to the
following sections:
■
“Power Supply Status Indicators” on page 29
■
“Remove a Power Supply” on page 73
■
“Install a Power Supply” on page 75
Related Information
■
“Troubleshooting Using the Server Front and Rear Panel Status Indicators ” on page 26
■
“Powering Down the Server” on page 51
72 Oracle Exadata Storage Server X5-2 High Capacity Service Manual • January 2018
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