Read Me First
Precautions (Battery Pack)
z Care should be exercised with regard to the following z If the battery pack will not be used for a long period of
in order to avoid the possibility of overheating, fire or time (a month or more), charge or discharge (use) the
damage.battery pack until the remaining battery level becomes
Avoid Heat30% to 40% and store it in a cool, dry place.
Do not throw the battery pack into a fire or z This computer prevents overcharging of the battery by
expose it to excessive heat.recharging only when the remaining power is less than
approx. 95% of capacity.
Keep Articles Awayz The battery pack is not charged when the computer is
Do not place the battery pack together with first purchased. Be sure to charge it before using it for
articles such as necklaces or hairpins when the first time. When the AC adaptor is connected to the
carrying or storing.computer, charging begins automatically.
z Should the battery leak and the fluid get into your
Do Not Disassembleeyes, do not rub your eyes. Immediately flush your
Do not insert sharp objects into the battery eyes with clear water and see a doctor for medical
pack, expose it to bumps or shocks, deform, treatment as soon as possible.
disassemble, or modify it.
NOTE
z The battery pack may become warm during recharging
Getting StartedDo Not Shortor normal use. This is completely normal.
Do not short the positive (+) and negative (-) z Recharging will not commence if internal temperature
contacts.of the battery pack is outside of the allowable tempera-
ture range (0 °C to 50 °C {32°F to 122°F}) (� Ref-
Avoid Extreme Heat, Cold and Direct Sun-
lighterence Manual ?Battery Power?). Once the allowable
Do not charge, use or leave the battery pack range requirement is satisfied, charging begins auto-
matically. Note that the recharging time varies based
for extended periods where it will be exposed
to direct sunlight, in a hot place (in a car on a on the usage conditions. (Recharging takes longer
than usual when the temperature is 10 °C {50°F} or
sunny day, for example), or in a cold place.
below.)
z If the temperature is low, the operating time is short-
Useful InformationDo Not Use With Any Other Computerened. Only use the computer within the allowable tem-
The battery pack is rechargeable and was
intended for the specified computer or perature range.
z This computer has a high temperature mode function
charger. Do not use it with a computer other that prevents the degradation of the battery in high
than the one for which it was designed.
temperature environments. (� Reference Manual
?Battery Power?) A level corresponding to a 100%
Do Not Use This Computer with a Battery
Pack Other Than the One Specifiedcharge for high temperature mode is approximately
equivalent to an 80% charge level for normal tempera-
Use only the specified Panasonic battery ture mode.
pack (CF-VZSU43) with your CF-74. Use of
Troubleshootingbatteries other than those manufactured and z The battery pack is a consumable item. If the amount
of time the computer can be run by using a particular
supplied by Panasonic may represent a
safety hazard.battery pack becomes dramatically shorter and
repeated recharging does not restore its performance,
the battery pack should be replaced with a new one.
Do Not Put into a Microwave
Do not put the battery pack into a microwave z When transporting a spare battery inside a package,
briefcase, etc., it is recommended that it be placed in a
oven or a pressurized chamber.
plastic bag so that its contacts are protected.
Stop Usingz Always power off the computer when it is not in use.
AppendixLeaving the computer on when the AC adaptor is not
Should the battery emit an abnormal odor,
become hot to the touch, become discolored, connected will exhaust the remaining battery capacity.
change shape, or become in any way differ-
ent from normal, remove it from the com-
puter and stop using it.
z Do not touch the terminals on the battery pack. The
battery pack may no longer function properly if the
contacts are dirty or damaged.
z Do not expose the battery pack to water, or allow it to
become wet.
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ACEC
PANASONIC
