User's Manual

19
• Be sure to use the battery and charger box
• Make sure the battery is not fully discharged. If the phone
battery is fully charged, the phone charge indicator may take
20 minutes or so before starting to show.
• Ensure that under normal conditions (0 °C to +40 ° C)
Charging
• When abroad, check the electrical current is compatible
Phone is not connected to the network or display "No Service"
• Try connecting in another location
• Consult the operator to verify network coverage
• Verify with your operator SIM card is valid
• Try selecting the available network
• If the network is too busy, try connecting at a later
Phone can not access
• Check the IMEI number (press * # 06 #), or whether the warranty
card number printed on the packaging line
• Make sure the SIM card is connected to the network is available
• Check the mobile network connection settings
• Make sure you are in the coverage of network services
• Try again later or try another location
SIM card error
• Make sure the SIM card has been correctly inserted
• Make sure the SIM card's metal piece is not damaged or
scratched
• Make sure the SIM card service available
Can not make calls
Make sure you have dialed a valid number and tap
• For international calls, check the country code and area code
is correct
• Make sure the phone is connected to a network, and the network
is not overloaded or invalid
• Consult your network operator for verification of the
situation (credit, SIM card valid, etc.)
• Make sure you have not barred outgoing calls
Make sure your phone is not flight mode
Can not answer a call
• Make sure the phone is switched on and connected to the network
(check for overloaded or unavailable network)