LG LGP920 User Manual page 129

Message
Number not permitted
Impossible to receive /
send SMS & Picture
Files not open
SD Card not working
The screen does not
come on when I receive
a call.
Possible causes
The Fixed Dial Number function
is on.
Memory Full
Unsupported file format
FAT16, FAT32 file system
supported
Proximity sensor problem
Possible Corrective Measures
Check settings.
Delete some messages from the phone.
Check the file formats that can be supported
Check SD card file system via card reader, or format SD
card using phone
If you use a protective tape or case, check whether it is
covering the area around the proximity sensor. Make sure
the area around the proximity sensor is clean.
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