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Document Title: [Air_Duel.txt (text file)]

Air Duel, Irem 1990
-------------------

  
   PARTS       |     SOLDER
---------------+-------------------
GND         1    A   GND
GND         2    B   GND
+5          3    C   +5
+5          4    D   +5
            5    E
-12         6    F   +12
            7    G
            8    H
            9    I
SPEAKER     10   J   SPEAKER 
            11   K
RED         12   L   SYNC
BLUE        13   M   GREEN
            14   N
            15   O
            16   P
1P START    17   Q   2P START
1P UP       18   R   2P UP
1P DOWN     19   S   2P DOWN
1P LEFT     20   T   2P LEFT
1P RIGHT    21   U   2P RIGHT
1P FIRE 1   22   V   2P FIRE 1
1P FIRE 2   23   W   2P FIRE 2
1P FIRE 3   24   X   2P FIRE 3
            25   Y
            26   Z
GND         27   i   GND
GND         28   ii  GND
                              

SW1
----              1     2     3     4     5     6     7     8    
-----------------------------------------------------------------------------
3                 off   off                                          Player
2                 on    off
4                 off   on
5                 on    on
normal                       off   off                               Difficulty
easy                         on    off
hard                         off   on
very easy                    on    on
not used                                  off   off                  Not Used
no sound                                             off             Demo Sound
sound on                                             on
normal                                                     off       Mode
test                                                       on



SW2
---               1     2     3     4     5     6     7     8
------------------------------------------------------------------------------
normal            off                                                Screen
flip              on
not used                off   off                                    Not Used
1 Coin  1 Play                      off   off   off   off   off      Coinage
2       1                           off   on    off   off   off
3       1                           off   off   on    off   off
4       1                           off   on    on    off   off
5       1                           off   off   off   on    off
6       1                           off   on    off   on    off
1       2                           off   off   on    on    off
1       3                           off   on    on    on    off
1       4                           off   off   off   off   on
1       5                           off   on    off   off   on
1       6                           off   off   on    off   on
2       3                           off   on    on    off   on
3       2                           off   off   off   on    on
4       3                           off   on    off   on    on
freeplay                            off   on    on    on    on
A 1     1                           on    off   off                   Coin A
A 2     1                           on    on    off          
A 3     1                           on    off   on           
A 5     1                           on    on    on           
B 1     2                           on                off   off       Coin B
B 1     3                           on                on    off
B 1     5                           on                off   on
B 1     6                           on                on    on



}