Lithium Battery Caution - HP Compaq Presario,Presario S3150 Support Manual

WARNING: Install the computer near an AC outlet. The AC power
cable is your Compaq Presario's main AC disconnecting device and
must be easily accessible at all times. For your safety, the power cable
provided with your system has a grounded plug. Always use the power
cable with a properly grounded wall outlet, to avoid the risk of electrical
shock.
WARNING: Your system is provided with a voltage select switch for
use in a 115 or 230 VAC power system. The voltage select switch
has been pre-set to the correct voltage setting for use in the particular
country/region where it was initially sold. Changing the voltage select
switch to the incorrect position can damage your PC and void any
implied warranty.
WARNING: To reduce the possibility of an electric shock from the
telephone network, plug your computer into the AC outlet before
connecting it to the telephone line. Also, disconnect the telephone
line before unplugging your computer from the AC power outlet.
WARNING: Always disconnect the modem cable from the telephone
system before installing or removing your computer cover.
WARNING: Do not operate the computer with the cover removed.
WARNING: The power supply is not user-serviceable. To prevent
damage to the power supply, have a qualified person repair or replace
it. All other components are user-serviceable.
WARNING: For your safety, always unplug the system from its power
source and from any telecommunications systems (such as phone lines),
networks, or modems before performing any of the procedures
described in this guide. Failure to do so may result in personal injury
or equipment damage. Hazardous voltage levels are inside the power
supply and modem of this product.

Lithium Battery Caution

WARNING: The PC uses a lithium battery, type CR2032. There
is danger of an explosion if the battery is incorrectly replaced.
Replace only with the same, or equivalent, type recommended by the
manufacturer. Dispose of used batteries according to the manufacturer's
instructions.