Precautions When Using The Calculator - Casio JZ-12W User Manual

• Never mix old batteries with new ones.
• Never mix batteries of different types.
• Never try to charge the batteries.
• Make sure the positive (+) and negative (–) poles of each battery are
facing correctly.
Do not dispose of the calculator by burning it
Throwing the calculator into a fire creates the risk of explosion, fire, and
personal injury.
Battery
Misuse of batteries can cause them to leak and damage nearby
components, which creates the risk of explosion, fire, and personal
injury. Be sure to observe the following precaution.
• Use only the battery type that is specified for this calculator.
• Remove batteries from the product if you do not plan to use it for a long
time.
Display
• Do not apply strong pressure to the LCD or subject it to strong impact.
Doing so can crack the glass of the LCD panel.
• If the LCD panel cracks, never touch the liquid inside it. LCD panel liquid
can cause inflammation of the skin.
• Should LCD panel liquid get into your mouth, wash it out immediately,
and then contact a physician.
• Should LCD panel liquid get into your eyes or onto your skin, rinse with
clean water for at least 15 minutes, and then contact a physician.

Precautions when Using the Calculator

• Never use or store the calculator in an area subjected to temperature extremes. Do
not leave it in direct sunlight, near a window, near a heater, or in any other area
where it is exposed to heat. Heat can discolor or deform the calculator, or damage
its internal circuitry.
• Never drop the calculator or otherwise subject it to strong impact.
• Never subject the calculator to rough treatment.
• To clean the calculator, wipe it with a soft, dry cloth. When it is very dirty, wipe the
calculator with a soft cloth moistened in a weak solution of water and a mild neutral
detergent. Before wiping, be sure to wring all excess moisture from the cloth. Never
use thinner, benzene, or other volatile chemicals for cleaning.
• Before disposing of the calculator, remove its batteries.
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