LG G420 User Manual page 40

Message
Calls not
available
Phone
cannot be
switched on
Charging
error
No sound
Appendix
Possible causes
Dialling error
New SIM card inserted.
Pre-paid charge limit
reached.
On/Off key pressed too
briefly.
Battery is not charged.
Battery is not charged.
Outside temperature is
too hot or cold.
Contact problem
No voltage
Charger defective
Wrong charger
Vibration mode
Possible corrective measures
New network not authorized.
Check for new restrictions.
Contact service provider or
reset limit with PIN2.
Press the On/Off key for at
least two seconds.
Charge battery. Check the
charging indicator on the
display.
Charge battery.
Make sure phone is charging
at a normal temperature.
Check the charger and its
connection to the phone.
Plug the charger into a
different socket.
Replace the charger.
Use only original LG
accessories.
Check the settings status
in the sound menu to make
sure you are not in vibration
or silent mode.
39