Troubleshooting 115
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 
Messages.
• Make sure you are correctly 
subscribed for the Short 
Message Service, that the 
network supports this service, 
and that the Message 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
Limited memory 
available.
• Delete any unnecessary data.
Call is terminated 
unexpectedly.
• Magnetised objects such as 
health necklaces placed near 
the phone may terminate the 
call. Keep your phone away 
from such objects.
No entries are 
displayed in the 
Contacts List
• Confirm that the Contacts 
Location setting (Handset or 
SIM) and View Groups setting 
are correct.
Fax transmission 
failure
• Before transmitting fax data, 
configure your fax software to 
use the software flow control.
• Use of the optional data cable 
is recommended for 
transmitting fax data. 
Cannot receive 
OBEX data.
• The OBEX data can only be 
received during standby. The 
message “Please return to 
standby.” is displayed.
Problem Solution