Check the listing for details. Raynor 2000RGD CHAMBERLAIN 2000SDR MAIL IN LOGIC BOARD/PLATE REPAIR SERVICE. Listed at 44.98 USD. Hello and thank you for considering me to repair your faulty 2000RGD or 2000SDR Screwdrive Logic Board. Are you are experiencing any of the following symptoms below? 1) No light on garage door wall button. 2) Orange LED at one of the beam sensors. 3) Light bulb on motor assembly is not working or flashes. 4) Erratic flashing light on garage door wall button. 5) Garage door will not go up or down. 6) Radio Frequency failure. Remotes not working or programming. 7) Garage Door goes up, not down or down and not up. 8) Clicking.... 9) Dead, nothing happens. I can repair your logic board if you have any of these symptoms listed above. I stock many components needed to repair your issues and I use higher quality parts that will last a long time. The way it works is you safely remove your logic board mounting plate. Do not separate the board from the plate, ship together!! Once you purchase the service you will be sent my shipping address. 2 Year Service Warranty!