Tekken, Namco    Pinout = JAMMA
--------------------------------

            Extendet edge connector (48p)
            -----------------------------
                 SOLDER  |  COMPONENT
    ---------------------+----------------------
         Speaker R   | 1 | A |   Speaker R
                     | 2 | B |              
                     | 3 | C |                
                     | 4 | D |   ---Key---
         ---Key---   | 5 | E |   
                     | 6 | F |   
                     | 7 | G |   
  2P.Kick Button 1   | 8 | H |   2P.Kick Button 2
                     | 9 | I |      
                     |10 | J |      
                     |11 | K |   
                     |12 | L |   
                     |13 | M |               
                     |14 | N |   
                     |15 | O |   Coin 4
                     |16 | P |   Counter 4
                     |17 | Q |   GND
                     |18 | R |   GND
                     |19 | S |   1P.Kick Button 2
 1P. Kick Button 1   |20 | T |   
                     |21 | U |   
                     |22 | V |        
                     |23 | W |   
                     |24 | X |   
                     
Speaker L is connected on the JAMMA connector. 

Option Switches
---------------
1  ON = Test Mode
2  ON = Screen Freeze