LG GW620 User Manual page 105

Possible
Message
causes
On/Off key not
pressed long
Phone
enough
cannot be
Battery empty
switched on
Battery contacts
dirty
Battery totally
empty
Temperature out
of range
Contact problem
Charging
error
No mains voltage
Charger defective
Wrong charger
Battery defective
Phone loses
Signal too weak
network
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.
103