LG LG-E720, User Manual

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87
Message Possible causes Possible Corrective Measures
Number not
permitted
The Fixed Dial
Number function
is on.
Check settings.
Impossible to
receive/ send
SMS & Picture
Memory Full
Delete some existing messages in the
phone.
Files not open
Unsupported file
format Check the file format that can be
supported
SD Card not
working FAT 16 file system
supported only Check SD card file system via card reader
Or format SD card using phone
The screen
does not turn
on when I
receive a call.
Proximity sensor
problem
If you use any protection tape or case,
check it is covered the area around
proximity sensor. Make sure that the area
around the proximity sensor is clean.
No Sound
Vibration or
manner mode
Check the setting status of sound menu
to make sure you are not in vibrate or
silent mode.
Hang up or
freeze Intermittent
software problem
Take out the battery and insert battery.
Turn on the phone.
Try to do software update service via
WEB site.
LG-E720_HKG_Eng_1.0_1120.indd 87 2010.11.20 2:56:13 PM