i have 2 sets of l112s and the woofer in one doesnt seem to move when you push on it it very stiff. all the others move in and ou freely as a newbee what could be wrong. should i get it fixed or buy anoyher 128h. is the 128h expensive. iwas thinking of sending it to orange county speaker for repair but if its something thats giung to caost almost as much as replacement ill just buy another. does anyone have one for sale. thanx brad