Check List 
When you are unable to charge the battery:
This may be the result of one of the following three cases.
1Your charger may be out of order. Contact your nearest dealer.
2You may be attempting to use the phone in an overly hot/cold temperature. Try changing the charging environment.
3Your battery may have not been connected to the charger properly. Check the connector.
When you are unable to input data into the Phone Book:
Your Phone Book memory may be full. Try deleting some entries from your Phone Book.
When you are unable to select a certain function:
You may not have subscribed to that function, or your network service provider may be in an area where such service cannot be provided. Contact your local service provider.
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Performance and safety
The following list shows how to maintain your mobile phone, together with precautions to take.
-Keep your mobile phone and its accessories out of the reach of children.
-Maintain your mobile phone in dry condition and keep it within normal operating temperatures. Temperatures higher than 55℃ (131℉) or lower than
-Do not use or store your mobile phone in dusty, dirty areas.
-Do not attempt to disassemble your mobile phone.
-Do not drop or cause severe impact to the phone.
-Do not use chemical products, cleaning solvents or detergents to clean your mobile phone.
-If your mobile phone does not work properly, contact your dealer immediately.
-Use only authorised batteries, battery chargers and accessories. Any malfunction or damage caused by the use of unauthorised batteries, battery chargers and accessories will void the limited product warranty.
-Ensure that the earthing points of the battery and battery charger are not in direct contact with conductive objects.
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