Huawei U8520-1 User Manual page 90

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with a wet hand. Otherwise, it may lead to a short circuit, a
malfunction of the device, and an electric shock to the user.
• Do not place your device, battery, and charger in places
where they can get damaged because of collision.
Otherwise, it may lead to battery leakage, device
malfunction, overheating, fire, or explosion.
• Do not place magnetic storage media such as magnetic
cards and floppy disks near the device. Radiation from the
device may erase the information stored on them.
• Do not leave your device, battery, and charger in a place
with an extreme high or low temperature. Otherwise, they
may not function properly and may lead to a fire or an
explosion. When the temperature is lower than 0°C,
performance of the battery is affected.
• Do not place sharp metal objects such as pins near the
earpiece. The earpiece may attract these objects and hurt
you when you are using the device.
• Before you clean or maintain the device, power off the
device and disconnect it from the charger.
• Do not use any chemical detergent, powder, or other
chemical agents (such as alcohol and benzene) to clean
the device and the charger. Otherwise, parts of the device
may be damaged or a fire can be caused. You can clean
the device and the charger with a piece of damp and soft
antistatic cloth.
• Do not dismantle the device or accessories. Otherwise, the
warranty on the device and accessories is invalid and the
manufacturer is not liable to pay for the damage.
• If the device screen is broken by colliding with hard objects,
do not touch or try to remove the broken part. In this case,
stop using the device immediately, and then contact an
authorized service center in time.
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