I'VE FIXED A FEW OF THEM BY PUTTING A PIECE OF ABOUT 6" FOAM WEATHER STRIPPING ON THE TOP. SIMPLY STUFF THE WEATHER STRIPPING UP INTO THE GAP AT THE TOP ABOVE YOUR DISPLAY SCREEN. EASY TO DO, DON'T HAVE TO TAKE ANY THING APART, CAN'T BE SEEN, AND CAN BE REMOVED EASILY.