Chapter 6: Power supply maintenance
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Chapter 6: Power supply maintenance
This section contains the following topics:
•
Power supply maintenance guidelines
•
Each server has two hot plug power supplies. If a power supply fails, replace it as soon as possible.
Power supply maintenance guidelines
Follow these guidelines for maintaining power supplies:
• For proper cooling, do not leave a power supply slot open. Do not remove a power supply until you are ready
to replace it.
• A server can operate with only one functioning power supply. However, replace a failed or failing power supply
as soon as possible.
• Replace a power supply only with a power supply of the same type and wattage. Contact
for replacement power supplies.
Replace a power supply
Before you begin
You have completed these tasks:
• Obtained a replacement power supply of the same type and wattage.
• Read the guidelines for maintaining power supplies.
• Read the guidelines for protecting components from electrostatic discharge.
Procedure overview
You replace a failed, or failing, power supply as soon as possible.
WARNING:
Do not leave a power supply slot empty nor replace a failed power supply with a filler panel. Do not remove
a failed power supply unless you have a replacement power supply that is ready to install.
Procedure
1.
Identify the failed power supply.
2.
Power down the servers in the chassis.
3.
Disconnect the power cable from the power source and the power supply.
4.
Push the red locking handle to the left and then gently pull the power supply handle to extract the power
supply from the slot.
5.
Carefully unpackage the replacement power supply.
6.
Slide the power supply into the empty bay until the red latch engages.
7.
Ensure that the power supply is fully inserted and locked in place by the red, spring-loaded clip.
