Space Odyssey, Sega/Gremlin (1981)
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POWER CONNECTOR (Not Labelled):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 1 - -12v
 2 - +12v
 3 - AC
 4 - GND
 5 - GND
 6 - GND
 7 - -5v
 8 - +5v
 9 - +5v
10 - +5v


P1:
^^^

 1 - N/C
 2 - N/C
 3 - N/C
 4 - GREEN
 5 - BLUE
 6 - N/C
 7 - N/C
 8 - N/C
 9 - N/C
10 - N/C
11 - VIDEO GND
12 - RED
13 - Y   (Horiz sync?)
14 - N/C
15 - X   (Vert sync? 


P2:
^^^
 1 - N/C
 2 - N/C
 3 - AUDIO GND
 4 - AUDIO
 5 - N/C
 6 - N/C


P3: 
^^^
 1 - N/C
 2 - N/C
 3 - 1P START
 4 - BOMB
 5 - FIRE
 6 - UP
 7 - 2P START
 8 - N/C
 9 - N/C
10 - SWITCH GND
11 - RIGHT
12 - LEFT
13 - DOWN
14 - N/C
15 - N/C


P5:
^^^
 1 - COIN A N.O
 2 - COIN A N.C 
 3 - COIN B N.O
 4 - COIN B N.C
 5 - SW GND
 6 - N/C



P6:
^^^
 1 - N/C
 2 - N/C
 3 - COIN COINTER
 4 - COIN COUNTER GND



P7:
^^^
 1 - SERVICE SW N.O
 2 - SERVIEC SW N.C
 3 - SW GND



P8:
^^^
 1 - RESET
 2 - SW GND

P9:
^^^
NOT USED



