Crossbow, Exidy 1983
--------------------

Lower Board
===========

Connector "P1"                       Connector "P2"
--------------                       --------------
  -                                   GND           \
  -                                   +5V            \
  -                                   -               \
  Sync                                -               /   To the Crossbow
  GND                                 GND            / 
  Blue                                Triger NO     /
  -
  Green
  -
  Red


Upper Board
============

 Connector "P8"                    Connector "P12"
--------------                     -----------------
 Speaker 1 +                        - 
 Speaker 2 +                        -
 -                                  -
 -                                  -
 -                                  GND
 -                                  -
 -                                  Start NO
 -                                  - 
 -                                  -
 Speaker GND                        -
                                    -
                                    -



 Connector "P16"                    Connector "P21"
----------------                    ----------------- 
 Coin Left                           GND
 Coin Center                         - 
 Coin Right                          -20V
 Coin Counter                        - 
 Coin Counter                        -
 -                                   +5V
 -                                   +5V
 GND                                 +20V
                                     Post 
                                     GND

                            Option Switch  Settings

-------------------------------------------------------------------------------
8-position option switch @ location B1 on the audio board
.
 1   2   3   4   5   6   7   8    Option
-------------------------------------------------------------------------------
                                  Credits
                                  -------
                Off Off Off Off   1 Coin   1 Credit
                Off On  Off Off   2 Coins  1 Credit*
                On  Off Off Off   3 Coins  1 Credit
                On  On  Off Off   4 Coins  1 Credit
                Off Off Off On    1 Coin   2 Credits
                Off On  Off On    2 Coins  2 Credits
                On  Off Off On    3 Coins  2 Credits
                On  On  Off On    4 Coins  2 Credits
                Off Off On  Off   1 Coin   3 Credits
                Off On  On  Off   2 Coins  3 Credits
                On  Off On  Off   3 Coins  3 Credits
                On  On  On  Off   4 Coins  3 Credits
                Off Off On  On    1 Coin   4 Credits
                Off On  On  On    2 Coins  4 Credits
                On  Off On  On    3 Coins  4 Credits
                On  On  On  On    4 Coins  4 Credits


-------------------------------------------------------------------------------
4-position option switch @ location J19 on the logic board
.
 1   2   3   4    Option
-------------------------------------------------------------------------------
                  Difficulty
                  ----------
On  On            Easy
Off Off           Normal*
Off On            Hard
On  Off           Most Difficult

                  # of Starting Characters
                  ------------------------
        Off On    2
        Off Off   3*
        On  Off   4
        On  On    5

* = Factory settings
