IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.
Up to 30,000 tracks can be stored on a USB device for it to work with the audio system for music playback.
NOTE: For the CMT-SBT20 and CMT-SBT20B, up to 999 tracks can be stored.
Music playback may not be possible in the following situations:
- When the number of files other than music files goes beyond 30,000 or 999 for other models.
- When the folder structure of the USB device is complicated.