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Mortal Kombat Pinout
JAMMA connector (J1)
| Button Names |
Solder Side |
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Parts Side |
Button Names |
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| |
GND |
A |
1 |
GND |
|
| |
GND |
B |
2 |
GND |
|
| |
+5v |
C |
3 |
+5v |
|
| |
+5v |
D |
4 |
+5v |
|
| |
-5v |
E |
5 |
-5v |
|
| |
+12v |
F |
6 |
+12v |
|
| |
Key, No Pin |
H |
7 |
Key, No Pin |
|
| |
Coin Counter 2 |
J |
8 |
Coin Counter 1 |
|
| |
Coin Lockout |
K |
9 |
Coin Lockout |
|
| |
Speaker (-) |
L |
10 |
Speaker (+) |
|
| |
NC |
M |
11 |
NC |
|
| |
Video Analog Green |
N |
12 |
Video Analog Red |
|
| |
Video Composite Sync |
P |
13 |
Video Analog Blue |
|
| |
Service Switch |
R |
14 |
Video Ground |
|
| |
Tilt/Slam |
S |
15 |
Test |
|
| |
Coin B |
T |
16 |
Coin A |
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| |
Player 2 Start |
U |
17 |
Player 1 Start |
|
| |
Player 2 Up |
V |
18 |
Player 1 Up |
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Player 2 Down |
W |
19 |
Player 1 Down |
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Player 2 Left |
X |
20 |
Player 1 Left |
|
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Player 2 Right |
Y |
21 |
Player 1 Right |
|
| High Punch |
Player 2 Button 1 |
Z |
22 |
Player 1 Button 1 |
High Punch |
| Block |
Player 2 Button 2 |
a |
23 |
Player 1 Button 2 |
Block |
| High Kick |
Player 2 Button 3 |
b |
24 |
Player 1 Button 3 |
High Kick |
| |
N/C |
c |
25 |
N/C |
|
| |
N/C |
d |
26 |
N/C |
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| |
GND |
e |
27 |
GND |
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GND |
f |
28 |
GND |
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The JAMMA connector is a 3.96mm
pitch-edge connector (male on game board).
12-Pin Connector (J4)
AKA Kick Harness
| Wire Colors |
|
Connections |
|
|
|
| Black |
1 |
GND |
|
2 |
NC |
|
3 |
NC |
| Red-Black |
4 |
Player 1 Low Punch |
| Black |
5 |
GND |
|
6 |
Key |
| Red-Brown |
7 |
Player 1 Low Kick |
|
8 |
NC |
| Red |
9 |
Player 2 Low Punch |
| Red-Orange |
10 |
Player 2 Low Kick |
|
11 |
NC |
|
12 |
NC |
Molex 12 Pin 0.100" Header
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