LG GU280f User Manual page 144

Trouble Shooting
Message
Phone
cannot be
switched on
Charging
error
Phone loses
network
Number not
permitted
72
LG GU280f | User Guide
Possible causes
On/Off key not pressed
long enough
Battery empty
Battery contacts dirty
Battery totally empty
Temperature out of range
Contact problem
No mains voltage
Charger defective
Wrong charger
Battery defective
Signal too weak
The Fixed dial number
function is on.
Possible Solutions
Press the On/Off key down for at
least two seconds.
Keep charger attached for a longer
time.
Clean the contacts.
Charge battery.
Make sure the ambient temperature
is right, wait for a while, and then
charge again.
Check the power supply and
connection to the phone. Check the
battery contacts and clean them if
necessary.
Plug in to a different socket or check
the voltage.
If the charger does not warm up,
replace it.
Only use original LG accessories.
Replace battery.
Reconnection to another service
provider is automatic.
Check settings.