Why does my DEWALT DWST08810 (TOUGH SYSTEM MUSIC + CHARGER) have no sound at FM Mode?

1. Please check if volume of (TOUGH SYSTEM MUSIC + CHARGER) is in minimum, please try to rotating the (3) knob clockwise to the proper volume.
2. Please make sure (TOUGH SYSTEM MUSIC + CHARGER) at FM mode, if no, please press “SRC” button to choose FM mode.
3. If still no sound, please take (TOUGH SYSTEM MUSIC + CHARGER) to an authorized service center for checking and repairing.

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