Samsung KIES GT-I5500M User Manual page 91

Calls are being dropped
When you are in areas with weak signals or poor reception,
you may lose your connection to the network. Move to
another area and try again.
Outgoing calls are not connected
•
Ensure that you have pressed the Dial key.
•
Ensure that you have accessed the right cellular network.
•
Ensure that you have not set call barring for the phone
number you are dialing.
Incoming calls are not connected
•
Ensure that your device is turned on.
•
Ensure that you have accessed the right cellular network.
•
Ensure that you have not set call barring for the
incoming phone number.
90
Troubleshooting
Others cannot hear you speaking on a call
•
Ensure that you are not covering the built-in
microphone.
•
Ensure that the microphone is close to your mouth.
•
If using a headset, ensure that it is properly connected.
Audio quality is poor
•
Ensure that you are not blocking the device's internal
antenna.
•
When you are in areas with weak signals or poor
reception, you may lose reception. Move to another area
and try again.
When dialing from contacts, the call is not
connected
•
Ensure that the correct number is stored in the contact
list.
•
Re-enter and save the number, if necessary.