Sharp GX18 User Manual page 105

Problem
• Your current location may not
provide good call quality (i.e.,
in a car or train). Move to a
Call quality is poor.
location where radio signal
strength is greater.
• Check where your account
has been registered and
Cannot access
network service. where the service is
available.
• Make sure you are correctly
subscribed for the Short
Message Service, that the
Cannot send or
network supports this service,
receive Text
and that the Message Centre
Messages.
number is set up correctly. If
not, contact your network
service provider.
• MMS settings and
configuration may be missing
or incorrect or the network
Cannot connect to
does not support it. Check
Multimedia
your service provider's
Message service
access point number.
provider.
Contact your service provider
to confirm the correct
settings.
Solution Problem
• Delete any unnecessary data.
Limited memory
available.
• Magnetised objects such as
health necklaces placed near
Call is terminated
the phone may terminate the
unexpectedly.
call. Keep your phone away
from such objects.
• Confirm that the Contacts
No entries are
Location setting (Handset or
displayed in the
SIM) and View Groups setting
Contacts List
are correct.
• Before transmitting fax data,
configure your fax software to
use the software flow control.
Fax transmission
failure • Use of a data cable is
recommended for
transmitting fax data.
• The OBEX data can only be
received during standby. The
Cannot receive
OBEX data. message "Please return to
standby." is displayed.
http://www.sharp-mobile.com
Solution
Troubleshooting 103