Maintenance Guideline - NEC N8605 User Manual

16 Maintenance guideline

You shall be cautious to the use of mobile phone as it is made using excellent design and
technique. To prolong the life of mobile phone, you are required to perform the obligations specified in
the warranty terms as followings:
Keep the mobile phone and its accessories away from the children;
Keep the mobile phone dry all t he time as rain water, moisture, various liquid, and water contain
mineral materials, which may corrode the electronic circuit;
Do not use, store the mobile phone in places containing dusts, which may damage its removable
parts;
Do not store the mobile phone in the excessive hot place, as the high temperature might shorten
the life of electronic parts, damage the battery, and deform or even melt some plastic parts;
Do not store the mobile phone in the excessive cold place, or the humidity may form inside of the
mobile phone when the temperature of mobile phone rises（up to normal temperature）, which
may damage the circuit board;
Do not attempt to disassemble the mobile phone as the operation by unprofessional personnel
will damage it;
Do not throw, beat or shake the mobile phone, or the internal circuit board might be damaged;
Do not clean and wash the mobile phone with strong chemical product, ambulant, or strong
detergent;
Do not dye the mobile phone, or it will obstruct the removable parts so as to affect the normal
work;
To change the antenna，only authorized or matchable antenna shall be used. Any use of
unauthorized antenna or modified accessories may damage the mobile phone and infringe the
relevant regulations for wireless devices.
All above recommendations are also applicable to your mobile phone, battery, charger and each
fitting part. If they cannot work normally, please bring/send them to the qualified maintenance
organization nearest to you for repairing.
NEC N8605 移动电话中文用户手册
第 93 页