Sharp GX33 User Guide - Page 129

Data Cable., in a car or train. Move to

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Problem Phone functions do not work after the phone is turned on. Calls cannot be made or received. Solution • Check the radio signal strength indicator as you may be outside the service area. • Check to see if any error message is displayed when you turn your phone on. If so, contact your dealer. • Make sure the SIM card is correctly inserted. • If the message "SIM card error" is displayed at start-up, you cannot use your SIM card or the SIM card is damaged. Contact your dealer or network service provider. • Check your call barring, fixed dialling setting, remaining battery and call forwarding settings. • Check if your phone is currently performing data communication using Bluetooth wireless technology interface or a USB Data Cable. • Check the remaining balance if you are using a pre-paid SIM card. 128 Troubleshooting Problem Call quality is poor. Cannot access network service. Cannot send or receive Text Message. Cannot connect to Multimedia Message service provider. Solution • Your current location may not provide good call quality (i.e., in a car or train). Move to a location where radio signal strength is greater. • Check where your account has been registered and where the service is available. • Make sure you are correctly subscribed for the Short Message Service, that the network supports this service, and that the centre number is set up correctly. If not, contact your network service provider. • MMS settings and configuration may be missing or incorrect or the network does not support it. Check your service provider's access point number. Contact your service provider to confirm the correct settings.

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128
Troubleshooting
Phone functions do
not work after the
phone is turned on.
•
Check the radio signal
strength indicator as you may
be outside the service area.
•
Check to see if any error
message is displayed when
you turn your phone on. If so,
contact your dealer.
•
Make sure the SIM card is
correctly inserted.
Calls cannot be
made or received.
•
If the message “SIM card
error” is displayed at start-up,
you cannot use your SIM card
or the SIM card is damaged.
Contact your dealer or
network service provider.
•
Check your call barring, fixed
dialling setting, remaining
battery and call forwarding
settings.
•
Check if your phone is currently
performing data communication
using
Bluetooth
wireless
technology interface or a USB
Data Cable.
•
Check the remaining balance
if you are using a pre-paid
SIM card.
Problem
Solution
Call quality is poor.
•
Your current location may not
provide good call quality (i.e.,
in a car or train). Move to a
location where radio signal
strength is greater.
Cannot access
network service.
•
Check where your account
has been registered and
where the service is
available.
Cannot send or
receive Text
Message.
•
Make sure you are correctly
subscribed for the Short
Message Service, that the
network supports this service,
and that the centre number is
set up correctly. If not, contact
your network service
provider.
Cannot connect to
Multimedia
Message service
provider.
•
MMS settings and
configuration may be missing
or incorrect or the network
does not support it. Check
your service provider’s
access point number.
Contact your service provider
to confirm the correct
settings.
Problem
Solution