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    Philips Support

    My Philips HTS hangs up once USB is plugged in

    Published on 2017-02-28

    The USB device you have plugged in is not supported by the HTS3544/37 or the HTS3555/37.

    • Unplug the unit's AC power cord for 30 secs then plug it back in to reset the unit
    • Download and update the set with the firmware update version 28
      (Firmware update version 24 can be found by clicking on the model you have HTS3544/37/ HTS3555/37
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