LG E400g Guia Del Usuario página 111

Message Possible causes
Files not
Unsupported file format Check the file formats that can be supported.
opening
SD card not FAT16, FAT32 file system
working supported
The screen
does not
turn on Proximity sensor
when I problem
receive a
call.
No sound Vibration mode
Possible corrective measures
Check SD card file system via card reader, or format SD
card using the phone.
If you use any protection tape or case, check if it has
covered the area around the proximity sensor. Make
sure that the area around the proximity sensor is clean.
Check the settings of the sound menu to make sure
you are not in vibrate or silent mode
.
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