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This topic provides instructions on how to install or replace a hot-swap redundant power supply.
The hot-swap redundant power supplies help you avoid signicant interruption to the operation of the
system when a power supply fails. You can install or replace a hot-swap redundant power supply without
turning off the server.
CAUTION:
Hazardous moving parts. Keep ngers and other body parts away.
CAUTION:
Never remove the cover on a power supply or any part that has the following label attached.
Hazardous voltage, current, and energy levels are present inside any component that has this label
attached. There are no serviceable parts inside these components. If you suspect a problem with
one of these parts, contact a service technician.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Notes:
• To maintain the EMI integrity and cooling of the server, install a new hot-swap redundant power supply
as soon as you remove the failing one or cover the other bay with a shield if you just use one power
supply to provide power.
• Your hot-swap redundant power supply might look slightly different from the illustrations in this topic.
• Use any documentation that comes with the new hot-swap redundant power supply and follow those
instructions in addition to the instructions in this topic.
To install or replace a hot-swap redundant power supply, do the following:
1. Do one of the following:
108 ThinkServer User Guide