LG -US700 User Manual page 122

Message
Calls not
available
Device cannot
be turned on
Charging error
Number not
allowed.
Files do not
open
The screen
does not turn
on when I
receive a call.
No sound
Appendix
Possible causes
Dialing error
New SIM card inserted.
Battery is not charged.
Battery is not charged.
Outside temperature is too
hot or cold.
Contact problem
No voltage
Charger defective
Wrong charger
The Fixed dialing number
function is on.
Unsupported file format
Proximity sensor problem
Vibration mode
Possible corrective measures
New network not authorized.
Check for new restrictions.
Charge battery. Check the
charging indicator on the display.
Charge the battery.
Make sure the device is charging
at a moderate temperature.
Check the charger and its
connection to the device.
Plug the charger into a different
outlet.
Replace the charger.
Use only original LG accessories.
Check the Settings menu and
turn the function off.
Check the supported file
formats.
If you use a protection tape
or case, make sure it has not
covered the area around the
proximity sensor. Make sure that
the area around the proximity
sensor is clean.
Check the settings status in the
sound menu to make sure the
device is not in vibration or no
interruptions mode.
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