Disc is stuck in the tray - samsung dvd R130

Without knowing more of your specific situation, it sounds like the disc is physically stuck and is blocking the motor mechanisms from ejecting. There should be 1-2 screws on each side & one at the rear of the player to remove the outer casing. When you open it, any obstructions should be obvious. The screws should be easy to figure out with an arrow pointing to them stamped into the medal, kindof looks like: =>