LG Electronics MMBB0392701 manual Symptom Possible causes

Symptom	Possible causes	Possible Corrective measures
	END/PWR Key	Press the END/PWR Key for at least
Phone cannot	pressed too briefly.	two seconds.
	Battery is not	Charge battery. Check charging
be switched on	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
	No power from outlet.	contacts, clean them if necessary.
Charging error		Plug in to a different socket or check
	Charger defective.	voltage.
		Test with another charger.
	Wrong charger.	Only use approved accessories.
	Battery defective.	Replace battery.
Network	Signal too weak.	Reconnection to another service
connection is		provider if network mode is
lost.		automatic.
Number not	The Fixed Dial	Check the Settings menu and turn
	Number function is
permitted	on.	the function off.
Phone locked-		Remove the battery and install it to
	Battery installing.	restart your phone again.
up and does		(similar to how you may restart your
not function		PC/computer).

OctaneTM 131