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Troubleshooting

USB memory is not recognized

Files are not displayed

• It may be that the USB memory has not been formatted
correctly. If the USB memory was formatted by a device other
than the SD-50, use the SD-50 to format it (p. 76).

Can’t back up to USB memory

Check the following points.
• Could the USB memory be write protected?
•Does the USB memory has sufficient free space?

Playlist is not displayed

This might be due to one of the following reasons.
• The playlist might not be displayed if you directly add/delete/
modify the song data in the SD-50 folder without using
Playlist Editor.
• It may be that the USB memory has not been formatted
correctly. If the USB memory was formatted by a device other
than the SD-50, use the SD-50 to format it (p. 76).

Songs are not displayed

This might be due to one of the following reasons.
• Is the song located in the root directory?
• The song might not be displayed if you directly add/delete/
modify the song data in the SD-50 folder without using
Playlist Editor.
• It may be that the USB memory has not been formatted
correctly. If the USB memory was formatted by a device other
than the SD-50, use the SD-50 to format it (p. 76).

Song does not play

This might be due to one of the following reasons.
• Is a “?” symbol shown in the list of songs for the playlist?
• The song’s file type is not one that the SD-50 can play.
• The song data might be damaged.
• The song cannot be played if you directly add/delete/modify
the song data in the SD-50 folder without using Playlist
Editor.

Can’t hear the playback

• Is the playback volume set correctly?
Go to the play screen and adjust the playback volume (p. 66).
Problems with USB MemoryProblems with Songs
SD-50_e.book 91 ページ ２０１０年１月２５日　月曜日　午前１０時５２分