16-Take the key and unlock the electric box.
Solution : Tap buttons 1 to 12 to receive an electrical plan.
As you probably already try to turn the switches, io let you continue because it is impossible to reset.
17-Go the generator and put voltage according to the diagram then come back to activate 18.
18-Tap the switch to unlock the next door.
25-Insert the switch and push up. It opens computer room.
Go to the computer room