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LG KF750 | User Guide
Troubleshooting
Troubleshooting
This chapter lists some problems that you might encounter while using your phone. Some
problems require that you call your service provider, but most of problems you encounter
are easy to correct yourself.
Message Possible Causes Possible Corrective Measures
SIM error There is no SIM card in the
phone or you may have
inserted it incorrectly.
Make sure that the SIM card is
correctly inserted.
No connection
to the network
Signal weak
Outside GSM network
Move higher to a window or open
space.
Check service provider coverage map.
Codes do not
match
When you want to change
a security code you have
to confirm the new code
by entering it again. The
two codes that you have
entered do not match.
Contact your Service Provider.
Function cannot
be set
Not supported by Service
Provider or registration
required
Contact your Service Provider.
Calls not
available
Dialling error
New SIM card inserted
Charge limit reached
New network not authorised. Check
for new restrictions. Contact Service
Provider or reset limit with PIN 2.