Acer 5250 ユーザーガイド

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Guidelines for safe battery usage
This notebook uses a Lithium-ion battery. Do not use it in a humid, wet or 
corrosive environment. Do not put, store or leave your product in or near a heat 
source, in a high temperature location, in strong direct sunlight, in a microwave 
oven or in a pressurized container, and do not expose it to temperatures over 
60° C (140° F). Failure to follow these guidelines may cause the battery to leak 
acid, become hot, explode or ignite and cause injury and/or damage. Do not 
pierce, open or disassemble the battery. If the battery leaks and you come into 
contact with the leaked fluids, rinse thoroughly with water and seek medical 
attention immediately. For safety reasons, and to prolong the lifetime of the 
battery, charging will not occur at temperatures below 0° C (32° F) or above 40° 
C (104° F).
The full performance of a new battery is achieved only after two or three 
complete charge and discharge cycles. The battery can be charged and 
discharged hundreds of times, but it will eventually wear out. When the 
operation time becomes noticeably shorter than normal, buy a new battery. 
Use only the approved batteries, and recharge your battery only with the 
approved chargers designated for this device.
Use the battery only for its intended purpose. Never use any charger or battery 
that is damaged. Do not short-circuit the battery. Accidental short-circuiting can 
occur when a metallic object such as a coin, clip or pen causes direct connection 
of the positive (+) and negative (-) terminals of the battery. (These look like 
metal strips on the battery.) This might happen, for example, when you carry a 
spare battery in your pocket or purse. Short-circuiting the terminals may 
damage the battery or the connecting object.
The capacity and lifetime of the battery will be reduced if the battery is left in 
hot or cold places, such as in a closed car in summer or winter. Always try to 
keep the battery between 15°C and 25°C (59°F and 77°F). A device with a hot or 
cold battery may not work temporarily, even when the battery is fully charged. 
Battery performance is especially limited in temperatures well below freezing.
Do not dispose of batteries in a fire as they may explode. Batteries may also 
explode if damaged. Dispose of batteries according to local regulations. Please 
recycle when possible. Do not dispose as household waste.
Wireless devices may be susceptible to interference from the battery, which 
could affect performance.
Replacing the battery pack
The notebook uses lithium batteries. Replace the battery with the same type as 
that which came bundled with your product. Use of another battery may 
present a risk of fire or explosion.
Warning! Batteries may explode if not handled properly. Do not 
disassemble or dispose of them in fire. Keep them away from