Troubleshooting - LG L40G User Manual

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 fix yourself.
Message
SIM error
No network
connection/
Losing network
Codes do not
match
Any application
cannot be set
Calls not
available
Phone cannot
be switched on
56
Possible causes
There is no SIM card in the phone
or it is inserted incorrectly.
Signal is weak or you're outside
the carrier network.
Operator applied new services.
To change a security code, you
will need to confirm the new code
by re-entering it.
The two codes you have entered
do not match.
Not supported by service provider
or registration required.
Dialling error
New SIM card inserted.
Pre-paid charge limit reached.
On/Off key pressed too briefly.
Battery is not charged.
Battery contacts are dirty.
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.
Check whether the SIM card is more than
6~12 months old. If so, change your SIM
at your network provider's nearest branch.
Contact your service provider.
If you forget the code, contact your service
provider.
Contact your service provider.
New network not authorised.
Check for new restrictions.
Contact service provider or reset limit with
PIN2.
Press the On/Off key down for at least two
seconds.
Charge battery. Check charging indicator
on the display.
Clean the battery contacts.