DBTEL DB-2901 Manuel D’Utilisation

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Maintenance 
 
 
   
   
 
34
Maintenance 
 
Your mobile telephone is a radio transceiver, built 
with precision electronic parts, and it needs to be 
used with care. Observing the following 
recommendations may prolong the phone’s life.   
 
Please note the following points: 
 
yKeep the phone and its accessories out of the 
reach of small children. 
yKeep it dry. Avoid contact with liquids. Humidity 
and liquids contain minerals which corrode 
electronic circuits.   
yDo not expose the phone to an extremely cold 
environment, as this will cause a build-up of 
moisture within the phone. 
yDo not expose the phone to extreme heat as 
high temperatures will shorten the life of 
electronic parts, damage the battery, and cause 
some plastic material parts to become deformed 
or to melt.   
yDo not attempt to disassemble the phone. 
Non-expert handling of the phone may damage 
it. 
yDo not use harsh chemicals, cleaning solvents 
or strong detergents to clean the phone. The 
phone may be cleaned with a soft cloth slightly 
dampened in warm water.   
yDo not paint or otherwise coat, the phone. 
yDo not use accessories, such as batteries 
designed for other mobile phones, or any other 
unapproved accessories. This will damage the 
phone, violate the radio equipment regulations 
and invalidate your warranty.