Huawei U5300, Руководство пользователя

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Cleaning and Maintenance

The device, battery, and charger are not water-resistant. Keep
them dry. Protect the device, battery, and charger from water
or vapor. Do not touch the device or the charger 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.