Solder Side | Parts Side
________________________________|___________________________________
GND | A | 1 | GND
----------------------------|---|---|-------------------------------
GND | B | 2 | GND
----------------------------|---|---|-------------------------------
GND | C | 3 | GND
----------------------------|---|---|-------------------------------
Speaker (-) | D | 4 | Speaker (+)
----------------------------|---|---|-------------------------------
+12 | E | 5 | +12
----------------------------|---|---|-------------------------------
-- | F | 6 | 1P Up
----------------------------|---|---|-------------------------------
-- | H | 7 | 2P Up
----------------------------|---|---|-------------------------------
GND | J | 8 | GND
----------------------------|---|---|-------------------------------
+5 | K | 9 | +5
----------------------------|---|---|-------------------------------
1P Down | L | 10| --
----------------------------|---|---|-------------------------------
2P Down | M | 11| --
----------------------------|---|---|-------------------------------
Coin Switch # 1 | N | 12| 2P Start
----------------------------|---|---|-------------------------------
Coin Switch # 2 | P | 13| 1P Start
----------------------------|---|---|-------------------------------
1P Button 1 | R | 14| 1P Right
----------------------------|---|---|-------------------------------
Video Red | S | 15| 1P Left
----------------------------|---|---|-------------------------------
2P Right | T | 16| Video Blue
----------------------------|---|---|-------------------------------
2P Left | U | 17| Video Green
----------------------------|---|---|-------------------------------
2P Button 1 | V | 18| Video Sync
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