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
