The speaker will not play the file from a device connected to the USB-A or USB FRONT port.

NOTE: The name of the port may appear as USB-A or USB FRONT, depending on the model of your speaker. For further details about the name of the port, check the manual.

The speaker may not play the file from a device connected to the USB-A or USB FRONT port in the following cases:

• The selected function is not the same as the port which the device is connected to.

  NOTE: Switch the input to USB-A or USB FRONT by using the button on the speaker or using the supplied remote control. Then, start the playback.

• The desired track is saved in a folder that has a deep folder hierarchy.
• The desired track is stored in a folder with long file name.
• The desired track has a long file name.
• The speaker is not set to USB-A or USB FRONT mode.

  NOTE: Set the speaker to USB-A mode or USB FRONT mode by pressing the USB-A or USB FRONT button on the supplied remote control.

If the issue is still not resolved, disconnect the cable connected to the USB-A or USB FRONT port, then reconnect the cable.