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Check the settings for diverting or restricting calls. See Diverting calls on page 18 and
Restricted dialling on page 19.
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If Emergency calls only is displayed on the screen, you are not allowed to use the network
within range but you can make an emergency call using the emergency number.
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You may be in an area that is not covered by a network, or where the received signal is too
weak.
Cannot hear incoming calls
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The ring volume is too low. Increase the volume.
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Your phone is set to Silent mode.
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Your phone is set to Flight mode.
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The sound is transferred to a Bluetooth headset or a regular headset.
The person I am talking to cannot hear what I am saying
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Make sure you do not cover the microphone when you talk. The microphone is at the
bottom of the phone.
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Make sure you have not muted the microphone. To unmute the phone, select Unmute.
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You could be almost out of network range. The sound improves with a better network
connection.
Cannot send or receive text messages or multimedia messages
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Your subscription does not include text or multimedia messages. Check with your service
provider.
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Check with you service provider that you have entered the correct Service Centre phone
number.
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Check your messaging settings. Contact your service provider or go to
www.sonyericsson.com/support for more information.
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Make sure that Flight mode is off.
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The phone memory may be full. Delete, for example, some pictures or music.
Cannot use email
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Check with your service provider that your subscription includes email.
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The settings may not be correct. Enter new settings. Use the phone setup message
generator for email at www.sonyericsson.com/support to receive an auto setup message,
or contact your service provider. See also Email settings on page 73.
I cannot use Internet-based services
Your subscription does not include data capability. Settings are missing or incorrect.
You can download settings from Menu > Settings > Phone > Download settings >
Internet & MMS or from www.sonyericsson.com/support.
Fax calls
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Your phone does not support fax calls. Even if your operator subscription supports fax
transmission, fax calls will be rejected. However, they can be diverted to another number
such as the office fax number. See Diverting calls on page 18 for more information.
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Make sure potential fax callers do not try to send a fax to your phone, as they can experience
a number of retries before the fax transmission is stopped.
Memory full
When your phone has no more space available to store information, you must then free up
memory to ensure the phone works well. See Memory on page 8 for more information.
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