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CALIFORNIA WARNING: This product can expose you to chemicals, including lead and DEHP, which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to https://www.p65warnings.ca.gov.
Proximity Sensor II board assembly for Williams STAR TREK THE NEXT GENERATION pinball machine.
Reference:
A-16922-1Use A-18543.1-2 as a replacement
Installation and adjustment:1) Place the board in the location in the machine. Use a single screw to hold it in place while you test.2) Connect the 4-pin (switch matrix) and 2-pin (sensor) connectors.3) Turn the machine on.4) Using a small screwdriver, turn the pot from end to end. It will rotate through about 3/4 of a turn.) At one end, the LED will go on. When that happens, slowly turn the pot the in the opposite direction until the LED goes off.If the LED does not go off, your sensor or its wiring have a problem.6) Place a ball on the top of the playfield in the sensor area. The LED should light when the ball rolls over the sensor.
