... I ... be have problem with the subwoofer . I follow the direction to the letter , and it work for about 45 seconds -lrb- on maximum volume -rrb- and it be very quiet , too ... then it die . I call AIWA support number , only to talk to a rude and uncaring representative . the system itself be really great otherwise ... ... easy to set up and the surround system sound great . but , I need to know why the subwoofer do not work . I truly think it be in the setup and connection , even though I have a expert hook it up for I . ...