This article outlines how to use the Diagnostic Menu to test lighting features in your game. This is useful if you are troubleshooting lighting issues.
Turn on your game and open the coin door. Locate the four button menu on the door. These buttons are used to navigate to the diagnostic menu.
Top down view and front view. Use the black button to select, the red buttons to move to the left and the right and the green button to go back to the previous screen.
This menu is a series of nested menus.
With the coin door open, use the black button to select Diagnostics (displayed on the far left of LCD screen in photo).
Now the Diagnostics options will be displayed. Use the right red button (+) to move to the LAMP menu. Press the Black button to open the Lamp menu.
Now select the appropriate lighting you want to test.
-All allows you to see all lights in the game
-GI allows you to test the General Illumination
-Flasher allows you to test the flashers
Once in the specific menu, close the coin door and use the flipper buttons to move through the various lights for testing. The screen will show what light is being tested in the game.