CAUTION: To avoid data loss, Hewlett Packard Enterprise recommends that you back up all server
data before installing or removing a hardware option, or performing a server maintenance or
troubleshooting procedure.
Prepare the server for hardware replacement
Prerequisites
Before powering down the server for any upgrade or maintenance procedures, perform a backup of
critical server data and programs.
Procedure
1. Power down the server on page 22.
2. Disconnect the power cord from the AC source, and then from the server.
3. Disconnect all peripheral cables from the server.
4. To access some components and perform certain service procedures, do one or more of the following
procedures:
• Remove the front bezel on page 22.
• Remove the chassis cover on page 25.
• Remove the system board assembly on page 25.
5. Place the server on a flat, level work surface.
Power down the server
Prerequisites
Before powering down the server for any upgrade or maintenance procedures, perform a backup of
critical server data and programs.
Procedure
• Press and release the Power On/Standby button.
This method initiates a controlled shutdown of applications and the OS before the server enters
standby mode.
• Press and hold the Power On/Standby button for more than 4 seconds to force the server to enter
standby mode.
This method forces the server to enter standby mode without properly exiting applications and the OS.
If an application stops responding, you can use this method to force a shutdown.
The system power LED changes to red indicating that the server is in standby mode. Auxiliary power
is still present in the system in this mode.
Remove the front bezel
To access the drive bays, remove the front bezel.
22 Prepare the server for hardware replacement
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