MN510_Light_Eng_Ver1.0_101109.qxd
Symptom
Phone cannot
be switched on
Charging error
Network
connection is
lost.
Number not
permitted
Phone locked-
up and does
not function
Possible causes
Power/Lock Key
Press the Power/Lock Key for at least
pressed too briefly.
two seconds.
Battery is not
Charge battery. Check charging
charged.
indicator in the display.
Battery contacts are
Clean the battery contacts.
dirty.
Battery totally empty.
Charge battery.
Contact problem.
Check power supply and connection
to the phone. Check the battery
contacts, clean them if necessary.
No power from outlet.
Plug in to a different socket or check
voltage.
Charger defective.
Test with another charger.
Wrong charger.
Only use original LG accessories.
Battery defective.
Replace battery.
Reconnection to another service
Signal too weak.
provider if network mode is
automatic.
The Fixed Dial
Check the Settings menu and turn
Number function is
the function off.
on.
Remove the battery and install it to
restart your phone again.
Battery installing.
(similar to how you may restart your
PC/computer).
11/9/10
1:45 PM
Possible Corrective measures
Page 21
21