Yamaha PocketrakCX - POCKETRAK CX 2 GB Digital Player Reference Manual page 75

No sound.
Possible cause
Corrective action
Files in the VOICE (A-D) folders cannot be played.
Possible cause
Corrective action
Possible cause
Corrective action
Files in the MUSIC (M) folder cannot be played (correctly or at all).
Possible cause
Corrective action
Possible cause
Corrective action
Possible cause
Corrective action
Possible cause
Corrective action
Possible cause
Corrective action
Possible cause
Corrective action
POCKETRAK CX Reference Manual
The volume is turned down too low.
Use the [VOL +/-] button to adjust the volume level.
The file name is wrong.
If you change the file name on a computer, then move the file back to the
VOICE (A-D) folder, you cannot play the file on the unit. Transfer the file to
the MUSIC (M) folder to play it.
The audio file is not in the type of WAV format that is supported by the
unit.
The unit will not play back a WAV file that was not recorded on the unit.
The file is not in a playable format.
Use MP3 or WMA files.
The audio file is not in the type of PCM (WAV) format that is supported by
the unit.
The unit will not play back a WAV file that was not recorded on the unit.
The file was transferred to an incorrect destination.
The unit will not play files that were transferred from a computer to a
folder other than the MUSIC (M) folder. Be sure to transfer the file to the
MUSIC (M) folder on the Removable Disk.
The file is not compatible with the unit.
Create a file using different MP3/WMA encoder software.
The files listed in the Playlist are missing from the MUSIC (M) folder.
Delete the file names from the Playlist. Alternatively, transfer the missing
files to the MUSIC (M) folder.
A different transfer method was used.
Files protected by copyright cannot be played if they are transferred via
Explorer. Use Windows Media Player to transfer the files (see
Appendix
page 64).
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