My cellphone will not connect to a network
•Try connecting in another location
•Verify the network coverage with your operator
•Check with your operator that your SIM card is valid
•Try selecting the available network(s) manually (see page 63)
•Try connecting at a later time if the network is overloaded
SIM card error
•Make sure the SIM card has been correctly inserted (see page 17)
•Verify with your operator that your SIM card is 3V or 1.8V compatible; the old 5V SIM cards cannot be used
•Make sure the chip on your SIM card is not damaged or scratched
Unable to make outgoing calls
•Make sure you have dialled a valid number and press the 
key
•For international calls, check the country and area codes
•Make sure your cellphone is connected to a network, and that the network is not overloaded or unavailable
•Check your subscription status with your operator (credit, SIM card valid, etc.)
•Make sure you have not barred outgoing calls (see page 38)
Unable to receive incoming calls
•Make sure your cellphone is switched on and connected to a network (check for overloaded or unavailable network)
•Check your subscription status with your operator (credit, SIM card valid, etc.)
•Make sure you have not forwarded incoming calls (see page 37)
•Make sure that you have not barred certain calls
The caller’s name does not appear when a call is received
•Check that you have subscribed to this service with your operator
•Your caller has concealed his/her number
The sound quality of the calls is not optimal
• | You can adjust the volume during a call by means of the | key |
• | Check the network strength |
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I am unable to use the features described in the manual
•Check with your operator to make sure that your subscription includes this service
When I select a number from my directory, the number is not dialled
•Make sure that you have correctly recorded the number in your file
•Make sure that you have selected the country prefix when calling a foreign country
I am unable to add a contact in my directory
•Make sure that your SIM card directory is not full; delete some files or save the files in the phone directory (i.e. your professional or personal directories)
My callers are unable to leave messages on my voicemail
•Contact your network operator to check service availability
I cannot access my voicemail
•Make sure your operator’s voicemail number is correctly entered in “My numbers”
•Try later if the network is busy
I am unable to send and receive MMS
•Check your cellphone memory available as it might be full
•Contact your network operator to check service availability and check MMS parameters (see page 27)
•Verify the server center number or your MMS profile with your operator
•The server center may be swamped; try again later
The flicking 
icon is displayed on my standby screen
•You have saved too many short messages on your SIM card; delete some of them or archive them in the phone memory
“No service” is displayed
•You are outside of the network coverage area
I have already entered 3 incorrect PIN codes
•Contact your network operator to obtain the PUK code (Personal Unblocking Key)
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