If you listen during the whole scenario you get some clues, Your Science man tells you the basic how it works. Its all about the planets who are shown over your heads. Look at the tablet and transfer the signature of the planets to a piece of paper. This helps to find them at the table. By moving the switches left and right you can select which planet it´s choosen. A selected planet has a small red shining star inside. Which planets you have to select it´s given by the spoiler. After selecting all push the central button and the door opens. Have fun.