LG LG Optimus L9 (P768f) User Manual
67
Message
Possible causes
Possible corrective measures
Charging error
Battery is not charged.
Charge battery.
Outside temperature is too hot
or cold.
or cold.
Make sure phone is charging at a normal
temperature.
temperature.
Contact problem
Check the charger and connection to the phone.
Check the battery contacts and clean them if
necessary.
Check the battery contacts and clean them if
necessary.
No voltage
Plug the charger into a different socket.
Charger defective
Replace charger.
Wrong charger
Only use original LG accessories.
Battery defective
Replace battery.
Number not
permitted
permitted
The Fixed dialling number
function is on.
function is on.
Check the Settings menu and turn the function
off.
off.
Impossible
to receive /
send SMS &
picture
to receive /
send SMS &
picture
Memory full
Delete some messages from the phone.
Files not
opening
opening
Unsupported file format
Check the file formats that can be supported.
SD card not
working
working
FAT16, FAT32 file system
supported
supported
Check SD card file system via card reader, or
format SD card using the phone.
format SD card using the phone.
The screen
does not turn
on when I
receive a call.
does not turn
on when I
receive a call.
Proximity sensor problem
If you use any protection tape or case, check to
see if it has covered the area around the proximity
sensor. Make sure that the area around the
proximity sensor is clean.
see if it has covered the area around the proximity
sensor. Make sure that the area around the
proximity sensor is clean.
No sound
Vibration mode
Check the settings status of the sound menu to
make sure you are not in vibrate or silent mode.
make sure you are not in vibrate or silent mode.