Possible cause: The subwoofer has various setting options on the rear panel. The slide switch for standby "AUTO/ON" on the rear of the subwoofer is not set to "Auto".
Solution: Set the "AUTO/ON" switch to "Auto".
Possible cause: The subwoofer has various setting options on the rear panel. The slide switch for standby "AUTO/ON" on the rear of the subwoofer is not set to "Auto".
Solution: Set the "AUTO/ON" switch to "Auto".