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Document Title: [hdon-inv.inc.txt (text file)]


               HEAD ON - INVINCO


  PWR CONN            VID CONN                           CONTROL CONN
  ---------           ---------                           -----------
  1   -5V             19                 15  COIN N/O      53  UP
  2   +12V            26  VID GN         16  GND           54  RIGHT
  3   AC              27  VID BL         17  COIN N/C      55  DOWN
  4   GND             28  VID RED                          56  LEFT
  5   GND             23  H SYNC                           57  ACCELERATE
  6   GND             22  V SYNC                           58  1 START
  7   -12V            21 GND                               59  2 START
  8   +5V             24  COMP VID                         60  GAME SELECT
  9   +5V             25  COMP SYNC                        61
 10   +5V             20 +5V                               62  GNDGAME 
                                       
           HEAD-ON SOUND BD             INVINCO SOUND BD
           ----------------            -----------------
               29   DATA                    41  DATA 
               30    TO                     42   TO
               31   SOUND                   43  SOUND
               32   BOARD                   44  BOARD
               33     |                     45    |
               34     |                     46    |
               35     |                     47    |
               36     |                     48    |
               37  +12V                     49  +12V
               38  -12V                     50  -12V
               39  GND                      51  GND
               40  +5V                      52  +5V

 DIP SW   1    2    3    4    5    6    7    8    COIN/CREDIT
                         ON   ON                  1/2
                         ON   OFF                 1/1      
                         OFF  ON                  1/2
                                   ON   ON        2  # OF CARS
                                   ON   OFF       3
                                   OFF  ON        4
                                   OFF  OFF       5
                    ON                            CREDIT FOR HIGH SCORE


 MOTOR VOLUME  R52  HIGH FREQUENCY
               R53  LOW FREQUENCY
               R16  VOLUME
 MUSIC VOLUME  R63
 MASTER VOLUME R66
 CRASH VOLUME  R29
 SPEED BEEP    R39
 SKID          R47  FREQUENCY
               R49  VOLUME


}