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• Make sure that charging is carried out under normal conditions (0°C (32°F) to 40°C
(104°F))�
• When abroad, check that the voltage input is compatible�
• Check that the charging port is secured or it’s not damaged�
My phone can't connect to a network or "No service" is displayed
• Try connecting to the network by moving to another physical location�
• Verify the network coverage with your carrier in your current area�
• Check with your carrier that your SIM card is valid�
• Make sure your phone’s setting is not in airplane mode�
• If you are away from your carrier’s network, you may need to enable roaming in the
phone’s settings to connect to other network� Roaming charges may apply�
My phone can't connect to the internet
• Make sure that Cellular Data internet service is available in your wireless service
plan�
• Check your phone's settings� Make sure Cellular Data is enabled or Wi-Fi connected�
• Make sure that you are in a place with network coverage for cellular data or Wi-Fi
internet connection�
• Try connecting at a later time or another location�
Invalid SIM card
• Make sure that the SIM card has been correctly inserted (see "Inserting or removing
the SIM card")�
• Make sure that the chip on your SIM card is not damaged�
• Make sure that the service of your SIM card matches the network you’re on�
My phone can't make outgoing calls
• Make sure that you have dialed a valid number and have touched Call on your
phone�
• For international calls, check the country and area codes�
• Make sure that your phone is connected to a network, and the network is not
overloaded or unavailable�
• Check your subscription status with your carrier�
• Make sure that you have not barred outgoing calls�
• Make sure that your phone is not in airplane mode�
My phone can't receive incoming calls
• Make sure that your phone is switched on and connected to a network� Check for
overloaded or unavailable network�
• Check your subscription status with your carrier�
• Make sure that you have not forwarded incoming calls�
• Make sure that you have not barred certain calls�
• Make sure that your phone is not in airplane mode�
The caller’s name/number doesn't appear when a call is received
• Check that you have subscribed Caller ID service with your carrier�
• Your caller may have concealed his name or number�
I can't find my contacts
• Make sure that your SIM card is not broken�
• Make sure that your SIM card is inserted properly�
• Import all contacts stored in SIM card to phone�
The sound quality of the calls is poor
• Adjust the volume during a call by pressing the Volume up/down key�
• Check the network strength� Move to a location with stronger signal strength�
• Make sure that the receiver, connector or speaker on your phone is clean�
I can't use the features described in the manual
• Check with your carrier to make sure that your subscription includes this service�
• Make sure that this feature doesn't require any additional accessory�
When I select a number from my contacts, the number can't be dialed
• Make sure that you have correctly recorded the number in your file�
• Make sure that you have selected the country code when calling an international
number�
I can't add a contact
• Make sure that your SIM card contact list is not full; delete some files or save the
files to the phone�
My callers can't leave messages on my voicemail
• Contact your network carrier to check service availability�
• Set up your voicemail with your carrier, so that your caller can leave a message�
I can't access my voicemail
• Make sure that your carrier’s voicemail number is correctly entered in "Voicemail
number"�
• Try later if the network is busy�
I can't send and receive MMS
• Check your phone memory as it might be full�
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