On ps3 it's square so the pink button. On Xbox it's the blue X.
Well, it depends on which kind of door u have, On some they are click open, and on others there are buttons to open. But the most common is a walk-through door.
First, the top, right, bottom, and left buttons will be black. For the next part, only the middle button should be black. See related link for screenshots.
with the button that say open
You don't. Basically, this was only for access to the computer behind the torture chair. You are wrong. You can get through the door on the main menu but I don't know how but I have seen it done.
The overhead switch is probably turned off.
if it is the type with buttons on the key/the battterys need replaced.
In 100 Floors level 56, you need to interact with the elevator's buttons to solve the puzzle. First, tap the buttons in the order that matches the color of the lights above them: red, blue, green, and yellow. After pressing the buttons in the correct sequence, the door will open, allowing you to proceed to the next level.
To open a door when pushing on it perpendicularly, stand facing the door and use your hand to push on the side of the door that is farthest away from the hinges. This will allow the door to swing open easily.
Get in the car and close the doors. Look at the black buttons on the ceiling next to the rear-view mirror. Press the button with the icon that looks like two doors are open (view from top). Open a door to see if it works. The lights will stay on for about 30 sec. after the door is shut, and then they will fade off.
There are 6 buttons you need to turn on so the power will come on. See related link for screenshots of the buttons.
Most buttons are just momentary switches hard wired.
The door's color pattern is the answer. The darker squares are black.