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B613
battery is fresh or not.
There is no sound during playback.
Reasons and solutions:
The volume is too low, adjust the volume
There is no music file,please download some to play.
It cannot download files after connecting with computer.
Reason and solution:
The motherboard may not support the USB interface ,please
try to upgrade the motherboard driver.
Why sometimes inserting and plugging voice recorder will
cause exception on the computer side ?
Reason and solution:
Mainly caused by plugging USB during file transfer, please
do not disconnect from computer during file transfer to
avoid exceptions on the computer side.
Why the total memory does not appear in accordance with
the actual memory?
Reason and solution:
Mainly because that there needs memory to store program
and display font, therefore, the total memory showed is
smaller than the actual memory.
Why some MP3 songs do not perform playback normally?
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