RALLY X

 COMP SIDE               CKT SIDE
 ---------               --------
  1 GND                    A GND
  2 GND                    B GND
  3 +5V                    C +5V
  4 +5V                    D +5V
  5                        E +5V
  6                        F
  7 COIN 1                 H COIN 2
  8 1 START                J 2 START
  9                        K           
 10 1 DOWN                 L
 11 1 RIGHT                M
 12 1 LEFT                 N
 13 1 FIRE                 P
 14 COIN\SVC               R
 15                        S
 16 GND                    T GND
 17 VID RED                U VID GN
 18 VID BL                 V SYNC
 19 SP                     W SP   
 20 +12V                   X +12V
 21 GND                    Y GND
 22 GND                    Z GND