With the machine turned off.
Turn dip sw 4 to "on" position, and leave it on.
Turn machine on and it will power up in test / adjustment mode.
Do all of your set ups.
When finished press the 1 player or 2 player Start buttons. (either one)
"Set up Ok" should flash up on the screen.
Turn off machine
Turn off dip sw 4 and leave it off.
Turn on the machine and enjoy.