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Important Battery Precautions - Casio QA-300 Operating Instructions Manual

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¢ The battery installed at the factory discharges during shipment and storage. You may
need to replace the original battery sooner than three years after you purchase the
calculator.
important Battery Precautions
Incorrectly using batteries can cause them to burst or leak, possibly damaging the interior
of the unit. Note the following precautions:
¢ Be sure that the positive @ side of the battery is facing up (so you can see it) when
you install it in the calculator.
¢ Never leave a daad battery in the battery compartment. A dead battery can leak and
damage the calculator if lett in the battery compartment for long periods.
e Remove the battery if you do not plan to use the unit for jong periods.
* Never try to recharge the battery supplied with the unit.
e Never expose batteries to direct flame or intense heat.
Keep batteries out of the reach of smail children. If swallowed, consult with a
physician immediately.
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