Colt
----

              COMPONENT  |  SOLDER
    ---------------------+----------------------
               GND   | 1 | A |   GND
               GND   | 2 | B |   GND
               GND   | 3 | C |   GND
               GND   | 4 | D |   Speaker
              +12V   | 5 | E |   
                     | 6 | F |   
                     | 7 | G |   
                     | 8 | H |   
               +5V   | 9 | I |   +5V
                     |10 | J |   
             2P.Up   |11 | K |   1P.Up
                     |12 | L |   2P.Start
              Coin   |13 | M |   1P.Start
           1P.Down   |14 | N |   1P.Right
               Red   |15 | O |   1P.Left
          2P.Right   |16 | P |   Blue
           2P.Left   |17 | Q |   Green
           2P.Down   |18 | R |   Sync
                     

Dip sw.
--------          1  2  3  4  5  6  7  8  
-----------------------------------------------------------
 Player           -  -                     3
                  +  -                     4
                  -  +                     5
                  +  +                     6
 Coin                         -  -  -      1Coin/1Play
                              +  -  -      2Coin/1Play
                              -  +  -      1Coin/2Play
                              -  -  +      1Coin/3Play
                              -  +  +      1Coin/4Play
                              +  +  -      3Coin/1Play