Question about HP Compaq Presario SR2150NX PC Desktop
Clock battery is located in main board and you need to open your PC to change it.
Service shop can do it easily.
Or follow the instruction from servicing manual:
A lithium battery on the motherboard provides backup
power for the PC’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
WARNING: There is 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
1 Complete the procedures to prepare the PC and to
remove the side panel. See “Opening and Closing
the PC“ on page 1.
2 Gently lay the PC on its side.
3 Remove any cabling, if necessary, to reach the
4 Remove any memory modules, if necessary, to
reach the battery. See “Adding Memory“ on
5 To remove the battery, push the latch away from the
battery and lift the battery from the socket.
6 Install the new CR2032 battery in the socket, with
the positive (+) side facing the latch.
7 Replace memory modules or cables you removed.
8 Set the chassis upright.
9 Complete the procedures to replace the side panel,
and to close the PC. See “Opening and Closing the PC
Posted on Jan 04, 2009
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Posted on Jan 02, 2017
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