Where are the S1 and S2 switches to change the settings of the ms pac-man?

The S1 and S2 switches for changing the settings of Ms. Pac-Man are typically located on the main circuit board inside the arcade cabinet. To access them, you usually need to open the front door of the cabinet and look for the dip switch bank, which is often near the edge of the board. The exact location may vary depending on the specific model or version of the arcade machine. Always ensure the machine is powered off before making any adjustments.