CHAPTER 5: Upgrading Your Computer
Replacing the system battery
Warning
Danger of explosion if
battery is incorrectly
replaced. Replace only
with the same or
equivalent type
recommended by the
manufacturer. Dispose
of used batteries
according to local
hazardous materials
regulations.
58
Click Start, Control Panel, then click
10
Performance and Maintenance (if in
Category view). Click/Double-click
System. The amount of memory in your
computer is shown at the bottom of the
System Properties dialog box in the General
tab.
If the computer clock does not keep time or the
settings in the BIOS Setup utility are not saved
when you turn off your computer, replace the
system battery. Use a battery of the same size
and voltage as the original battery that was in
your computer.
To replace the battery:
Restart your computer.
1
During the restart, press and hold the F1
2
key. The main menu of the BIOS Setup
utility opens.
Write down all the values in the menus and
3
submenus, then exit from the utility.
Shut down your computer.
4
Remove the side panel by following the
5
instructions in "Removing the side panel"
on page 51.
For more stability, place your computer on
6
its side. To avoid scratching the case, place
it on a towel or other non-abrasive surface.
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