-> Door with four corner buttons Upper-left "1" 1 | 2
Upper-right "2" --+--
Down-left "4" 3 | 4
Down-right "3"

-> Clipboards 8 positions "O" = off "X" = On

-> Clipboards 16 positions (push the indicated numbers and letters).


--------- ---------
| | | |
1---------2 3 4
| | | |
--------- ---------
| | | |
5 6 7---------8
| | | |
--------- ---------


----A---- ----E----
| | | |
|----B----| | |
| | | |
----C---- ----F----
| | | |
| | |----G----|
| | | |
----D---- ----H----
... Далее >>