Control panel
The control panel is the players' desktop. It's the area where the buttons, joysticks, trackballs and spinner controls are located. The control panel is indicated by the number 4 in the picture.
Layout
The control panel layout is usually determined by the game(s) available for the cabinet. If a cabinet is dedicated or restored to one game, the panel would include only the required buttons. If multiple games are to be played, the panel must have all controls nessecary to play those games and accomodate amount of the players able to play simultaneously.
Artwork
The control panel is a flat surface immediately visible to the player. This give lots of posibilities to decorate - ranging from instructions with each control, grouping frames or distinct player 1 vs. player 2 graphics. It can also be used to continue the graphic trend from the sideart.