Huawei Technologies Co. Ltd U1280-5 Manuale Utente

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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.

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Before you clean or maintain the device, power off the 
device and disconnect it from the charger. 

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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 get 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.

You can use your device for emergency calls in the service area. 
The connection, however, cannot be guaranteed in all condi-
tions. You should not rely solely on the device for essential 
communications.