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45
Troubleshooting
In case of the following failures, you can try to
resolve them by yourself. If any problem fails to
be solved, please contact the after-sales service
department.
Failure to boot
• Low battery volume makes boot unavailable. Please
charge the battery and retry.
No sound from headphones
• The volume knob is set to the minimum. Adjust the
headphone volume.
• The "MUTE" function of Fn is enabled. Press Fn
button again to disable the "MUTE" function.
• The headphones have been damaged or in poor
contact. Please replace the headphones .
• The level of music files is low.
Files in SD card fail to be identified
by the device
• This device can only identify the playable music
types; some music files are formats unsupported by
the device, thus they can not be identified.
• Music files have been damaged.
File name without extension
• Multiple music files without extensions may turn up
after the parsing of certain cue files.
Playlist file plays error
• Update the database after updating the music files
in SD card; otherwise, the removed files in the playlist
may result in playing errors.
Prompting formatting after SD card
inserted
• SD card format does not meet the requirements of
play, formatting is required.
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