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3 Write down any custom values that have been set in the
menus and submenus, then exit from the utility.
4 Shut down your computer.
5 Open the back panel by following the instructions in
“Opening and closing the case” on page 46. The
computer should be face-down on a soft, stable,
non-marring surface before continuing.
6 Locate the old battery on the system board and note its
orientation (you will need to install the new battery the
same way), then gently pry the battery up using a small,
flat-blade screwdriver. The battery pops out of the
socket.
7 Make sure that the positive (+) side of the new battery
is facing up (usually the side that the battery type and
model number are etched into), then press the battery
into the socket until it snaps into place.
8 Reconnect all external cables and the power/data cable.
9 Turn on your computer.
10 While your computer starts, press and hold the F2 key.
The main menu of the BIOS Setup utility opens.
11 In the BIOS Setup utility, restore any settings that you
wrote down in Step 3.
12 Save all your settings and exit the BIOS Setup utility.
Caution
Any custom BIOS settings you have made will be lost when you
remove the system battery. All settings will return to their factory
defaults.
Carefully pry with screwdriver here
8512740.book Page 57 Thursday, September 27, 2007 2:43 PM