Alcatel 20-04C Manual page 37

My phone cannot connect to a network or
"No service" is displayed
•
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
•
Try connecting at a later time if the network
is overloaded
Invalid SIM card
•
Make sure the SIM card has been correctly
inserted
•
Make sure the chip on your SIM card is not
damaged or scratched
•
Make sure the service of your SIM card is
available
Unable to make outgoing calls
•
Make sure you have dialed a valid number and
press the send key
•
For international calls, check the country and
area codes
•
Make sure your phone is connected to a
network, and 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
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•
Make sure that your phone is not in flight
mode
Unable to receive incoming calls
•
Make sure your phone 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
•
Make sure that you have not barred certain
calls
•
Make sure that your phone is not in flight
mode
The caller's name/number 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 name or
number
I cannot find my contacts
•
Make sure your SIM card is not broken
•
Make sure your SIM card is inserted properly
•
Import all contacts stored in SIM card to
phone
The sound quality of the calls is poor
•
You can adjust the volume during a call by
pressing the navigation key
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