Replacing The Battery - HP Pavilion xl900 - Desktop PC Service Manual

Replacing the Battery

A lithium battery on the motherboard provides
backup power for the computer's timekeeping
capability. The battery has an estimated life
expectancy of seven years.
When the battery starts to weaken, the date and
time may be incorrect. If the battery fails, replace
it with a CR2032 lithium battery (3 volt,
220mAH rating) or an equivalent battery.
Warning:
There is a danger of
explosion if the battery is incorrectly
replaced. Replace only with the same, or
equivalent, type of battery. Discard used
batteries according to the manufacturer's
instructions.
Avertissement :
Le remplacement
incorrect de la pile peut provoquer une
explosion. Utilisez uniquement une pile de
même type ou de type équivalent.
Éliminez les piles usées conformément
aux instructions du fabricant.
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hp pavilion home pc
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To replace the battery:
1 Turn off the computer and all peripherals.
2 Disconnect the modem/phone cable.
3 Disconnect the power cord and all other
attached cables (such as the keyboard, mouse,
and monitor).
4 Remove the side panel (see "Removing the
Side Panel" on page 7).
5 If necessary to reach the battery, slide the
drive cage out (see "Sliding the Drive Cage In
and Out" on page 8).
6 If necessary to reach the battery, open the
back panel door (see "Opening the Back
Panel Door" on page 10).
7 Remove any cards that restrict access to the
battery.
8 With a pen or screwdriver, press the metal
latch that holds the battery in its socket. The
battery will pop out.
9 Install the new CR2032 battery in the socket,
with the positive (+) side facing up.
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