Acer Altos G5450 Series, User Manual, Page: 54 / 150

3 System upgrade 36
Pre-installation instructions
Perform the steps below before you open the server or before your
remove or replace any component.
Warning! Failure to properly turn off the server before you
start perform any hardware configuration may cause
serious damage and bodily harm. Do not attempt the
procedures described in the following sections unless you
are a qualified service technician.
1 Turn off the server and all connected peripherals.
2 Unplug all power cables from their outlets.
3 Disconnect all telecommunication cables from their ports.
4 Place the server on a flat, stable surface.
5 Open the server according to the instructions on page 37.
6 Follow the ESD precautions described in the previous section when
handling a server component.
Post-installation instructions
Perform the steps below after installing a server component.
1 See to it that all components are installed according to the
described step-by-step instructions.
2 Reinstall any expansion board(s), peripheral(s), bracket(s) and
system cable(s) that have previously been removed.
3 Reinstall the side panel.
4 Reconnect the power, peripheral, and telecommunication cables.
5 Turn on the system.