P20: 44-pin edge connector
component side solder side
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GND A 1 GND
+5V B 2 +5V
C 3 +22 VDC
D 4 -22 VDC
10.3 VDC E 5
COIN LOCKOUT F 6 COIN CTR R
COIN CTR L H 7 SELECT LED
START LED J 8 ROT L P2
ROT L P1 K 9 SHIELDS P2
SHIELDS P1 L 10 THRUST P1
THRUST P2 M 11 SELECT
SW GND N 12 SW GND
SW GND P 13 SW GND
CABINET R 14 SLAM
AUX COIN S 15
SELF TEST T 16 COIN L
COIN R U 17
V 18
W 19
X 20
+5V Y 21 +SENSE (+5V)
GND Z 22 -SENSE (GND)
P19: 24-pin edge connector
component side solder side
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X OUT A 1 X GND
Y OUT B 2 Y GND
C 3 FIRE P1
D 4 FIRE P2
ROT RT P2 E 5 ROT RT P1
F 6 START
RED GND H 7 RED
GREEN GND J 8 GREEN
BLUE GND K 9 BLUE
L 10
AUDIO GND M 11 AUDIO 2
N 12 AUDIO 1