Elevator Puzzle

The Elevator puzzle is a puzzle in Through Abandoned: The Refuge. It is started by placing the Elevator Panel inside the correct place.

Solution
Pressing the panel will open the back with lots of wires. To begin, press ::::. You see that the first colon is yellow, the second red, the third blue, and the fourth green. Press the two arrows to reset the puzzle. Open the panel to reveal wires with those colors: yellow, red, blue, green. Yellow is U, Red is :, Blue is |, and green is the two u's stacked on top of each other. That is the code to open the elevator.