No way man! A doctor woulden`t even charge that for a house-call! He must have come clear from Bakersfield----try another closer one. Why not talk or email Rick Prevalet, or the Captain before making an appointment with the tech? A second or third opinion could present options not yet considered. Don`t be in a big rush yet. Do you have a webcam for your computer? Before calling the tech, lets talk on the phone! You`re going to kick yourself if you end-up paying $600.00 or so to buy the organ, then fix it, when an A-100 could have been had for about that. We need to fix it right for cheap, or start over by getting your money back if possible, or just keep it for a spare.