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o Keep the battery's metal contacts clean.
o Recharge the battery after long periods of non-use to maximize battery life.
o Battery life could vary due to usage patterns and environmental conditions.
o The self-protection function of the battery cuts the power of the phone when its operation is in an abnormal
status. In this case, remove the battery from the phone, reinsert it, and turn the phone on.
General Notice
General Notice
o Using a damaged battery or placing a battery in your mouth may cause serious injury.
o Do not place items containing magnetic components such as a credit card, phone card, bank book, or subway
ticket near your phone. The magnetism of the phone may damage the data stored in the magnetic strip.
o Talking on your phone for long period of time may reduce call quality due to heat generated during use.
o When the phone is not used for a long period time, store it in a safe place with the power cord unplugged.
o Using the phone in proximity to receiving equipment (i.e. TV or Radio) may cause interference to the phone.
o Do not immerse your phone in water. If this happens, remove the battery and take it to nexian Authorized
Service Center.
o Do not paint your phone.
o The data saved in your phone might be deleted due to careless use, repair of the phone, or upgrade of the
software. Please backup your important phone numbers. (Ring tones, text messages, voice messages, picture,
and videos could also be deleted.) The manufacturer is not liable for damage due to the loss of data.
o Do not turn your phone on or off when the device is close to your ear.
Troubleshooting
Troubleshooting
Before contacting after-sales service, perform the following simple checks. They may save you the time and
expense of an unnecessary service call.
Problems
Unable to switch on
SIM failure
Poor signal
Unable to dial out
Unable to charge the battery
Unable to register to the network
1. Does the battery have enough electrical power?
2. Is the battery placed correctly?
1. The SIM card is dirty. Clean it.
2. Reinstall the SIM card
3. The SIM card is damaged. Replace it.
Check the signal strength icon on the screen. If the icon contains 4 bars, the
signal is at its strongest; if it is below 1 bars, the signal is very poor. You
may be in a weak reception area. Move and try again.
1.
Maybe you have set Hide My Caller ID but your network operator
does not provide this service for you.
2.
There are lots of interference sources in your neighborhood.
3.
Maybe you have activated some call restriction function.
1. The battery may be over-discharged; so it requires a longer charging
period than normal.
2. Its performance has got worse; it is necessary to replace the battery.
1.
Too weak signals or strong interferences.
2.
SIM card not properly installed. Bad contact or SIM card damaged. If
the SIM card is broken, please contact the network operator to
replace it.
46
Possible Causes
User Manual
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