Translate the password using this key:
A = % B = ! X = # Y = @
Ignore the letters, they will not help you.
Each circle represents a button. When the buttons overlap, they make a new color.
Music notes use letters as their names.
It seems the computer is only reading one tint at a time. Change the tint using the D-Pad.
The server levels can be completed with one person but you may find it easier to have another person controlling one or two of the buttons.
Check back next week for more hints!