17
18
• 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.
• 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
key.
• Check the network strength. Move to a location with stronger
signal strength.
• Make sure that the receiver, connector and 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 storage as it might be full.
• Contact your network carrier to check service availability and
MMS parameters.
• Verify the server center number or your MMS profile with
your carrier.
• The server center may be swamped. Try again later.
• Start a new Messaging string. You messaging string may have
reached its limit.
SIM card PIN locked
• Contact your network carrier to obtain the PUK (Personal
Unblocking Key) code.
