Seems a whopping four machines have been located. Sun-Sentinal October 31:
The county owns 5,040 touch-screen machines, but 14 are still missing from the Sept. 10 primary
TOLL-FREE NUMBER FOR VOTERS WHO HAVE PROBLEMS AT POLLS ON ELECTION DAY
The number is 1-866-VOTE-411. You'll be prompted to enter your 5-digit zip code -- you can leave a recorded message about the problem you're having -- and then you'll be transferred either to a Democratic Party "Promote and Protect" call center or your local County Board of Elections.