Connecting Hardware Devices
Maintenance overview
53
Maintenance overview
When performing maintenance on the server, follow these general steps:
1
Carefully read the precautions mentioned previously in this chapter. See
Installing
optional devices
on page 51.
2
If the server is running, shut down the operating system, turn off all the peripheral
devices connected to the server, then press and hold the power button to turn off the
server. For more information, see
Turning off the server
on page 49.
3
Set the AC switch (EPS-R models only) on the rear of the server to Off.
4
Unplug the power cable from the AC outlet or UPS (uninterruptible power supply),
then disconnect all signal cables connected to the I/O connectors on the back of the
server.
5
Remove the server’s access panel.
❖
For pedestal models, see
Removing the side panel (pedestal model)
on page 31.
❖
For rack models, see
Removing the top panel (rack models)
on page 33.
6
Perform the required maintenance.
7
Reinstall the server’s access panel.
❖
For pedestal models, see
Replacing the side panel (pedestal model)
on page 32.
❖
For rack models, see
Replacing the top panel (rack models)
on page 33.
8
Reconnect all signal cables.
9
Plug the power cable into an AC outlet (or UPS) and set the AC switch (EPS-R
models only) to On.
WARNING: Never disassemble the server more than described in this manual.
Failure to observe this precaution could result in electric shock, cause a system
fault, or void your warranty.
CAUTION: Make sure that components handled during system maintenance are
properly installed and connections are securely seated. Also check that no tools or
hardware items are left inside the server.
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