Troubleshooting - LG GT540 Benutzerhandbuch

Troubleshooting

This chapter lists some problems you might encounter while using
your phone. Some problems require you to call your service provider,
but most are easy to correct yourself.
Message
USIM error
No network
connection/
Loosing
network
Codes do
not match
Any
application
cannot be
set
90
Possible Causes
There is no USIM
card in the phone
or it is inserted
incorrectly.
Weak Signal outside
of GSM network
area
Operator applied
new services
To change a
security code, you
will need to confirm
the new code by
entering it again.
The two codes you
have entered do not
match.
Not supported by
service provider or
registration required
Possible Corrective Measures
Make sure that the SIM card is correctly
inserted.
Move towards a window or into an
open area. Check the network operator
coverage map.
See if the SIM card is older than 6~12
month.
If so, change your SIM at the office of
your network provider.
The default code is [0000]. If you forget
the code, contact your service provider.
Contact your service provider.