1  VID GND                          A  GND
  2  GND (16V CT)                     B  GND
  3  16 VAC                           C  16 VAC
  4  16 VAC                           D  16 VAC
  5                                   E
  6  COMP VID OUT                     F
  7                                   H  COIN 2
  8                                   J  COIN 1
  9                                   K  LED 2 
 10                                   L  2 LEFT
 11  2 DOWN                           M  2 RIGHT
 12  2 UP                             N  2 START
 13  1 START                          P  TEST
 14  TEST                             R
 15                                   S  LED 1 
 16                                   T
 17  1 LEFT                           U  1 DOWN
 18  1 RIGHT                          V  1 UP
 19  25 VAC                           W  25 VAC
 20  25 VAC                           X  25 VAC
 21  SP+                              Y
 22  GND (25V CT)                     Z  GND (SP-)