LG LG-E400, User Manual

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120
Message Possible causes Possible corrective measures
Number not
permitted The Fixed dialling number
function is on.
Check the Settings menu and turn the function off.
Impossible
to receive /
send SMS &
picture
Memory full Delete some messages from the phone.
Files not
opening
Unsupported file format Check the file formats that can be supported.
SD card not
working FAT16, FAT32 file system
supported Check SD card file system via card reader, or format SD
card using the phone.
Troubleshooting