N3105 ‘s usermanual
第
65
页
13
Maintenance guideline
Welcome to use cell phone produced by NEC Company. Whereby a failure occurs in the use of your cell
phone, you’re requested to contact with your seller or consult NEC maintenance center; whereby maintenance
is needed
，
your cell phone may be sent/brought to local maintenance point
（
the specific maintenance points
as shown in ‘Three Warranty License’ provided with cell phone
）；
whereby a maintenance point is not
available in your place
，
you’re requested to bring your cell phone and the copy of respective invoice to seller
for EMS mailing.
You shall be cautious to the use of cell phone as it’s made using excellent design and technique. To
prolong the life of cell phone, you’re required to perform obligations as specified in Maintenance Warranty
License as per following recommendations:
·
Keep cell phone and its accessories out of the reach of children;
·
Keep cell phone always dry as rain water, moisture, various liquid, and water contain mineral materials,
which may results in the corrosion of electronic circuit.
·
Do not use, store or keep cell phone in places containing dusts, or its removable parts might be damaged;
·
Do not store or keep cell phone in hot places, 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 or keep cell phone in cold places, or a humidity may form inside cell phone when the
temperature on cell phone rises
（
up to normal temperature
）
, which causes the damage on electronic
circuit board;
·
Do not attempt to disassembly cell phone as the operation by unauthorized personnel will damage it;
·
Do not throw, beat or make a vibration to cell phone, or internal electronic circuit board might be damaged;
·
Do not clean and wash cell phone with strong chemical produce, abluent, or strong detergent;
·
Do not apply coating to cell phone, or its normal operation may be affected due to a blockage in
removable parts, which results from coating.
·
To change antenna
，
only authorized or matchable antenna shall be used, and any use of unauthorized
antenna or modified accessory may damage cell phone and infringe relevant stipulations for wireless
apparatus.
All foresaid recommendations are applicable to your cell phone, battery, charger and each spare part. If
they can not work normally, please bring/send them to the qualified maintenance organization nearest to you.
