Jamma chart – Midway 4-Player 25" Dedicated Video Game User Manual
Page 90

Wiring 5-2
JAMMA Chart
Function
Wire Color
Pin
Function
Wire Color
Pin
Ground
Black
A
Ground
Black
1
Ground
Black
B
Ground
Black
2
+5VDC
Red
C
+5VDC
Red
3
+5VDC
Red
D
+5VDC
Red
4
-5VDC
Yellow
E
-5VDC
Yellow
5
+12VDC
Orange
F
+12VDC
Orange
6
Key
N/C
H
Key
N/C
7
Coin Counter 2
Brown-Red
J
Coin Counter 1
Brown
8
Not Used
N/C
K
Not Used
N/C
9
Speaker -, Left
Brown-Gray
L
Speaker +, Left
Red-Gray
10
Speaker -, Right
Brown-White
M
Speaker +, Right
Red-White
11
Video Green
Yellow-Green
N
Video Red
Yellow-Red
12
Video Sync
Yellow-White
P
Video Blue
Yellow-Blue
13
Service Credits
White-Gray
R
Video Ground
Yellow-Black
14
Slam Tilt
Black-Green
S
Test
Black-Blue
15
Coin 2
Black-Red
T
Coin 1
Black-Brown
16
2 Start
Violet-White
U
1 Start
White
17
2 Up
Violet-Black
V
1 Up
White-Black
18
2 Down
Violet-Brown
W
1 Down
White-Brown
19
2 Left
Violet-Red
X
1 Left
White-Red
20
2 Right
Violet-Orange
Y
1 Right
White-Orange
21
2 Button A
Violet-Yellow
Z
1 Button A
White-Yellow
22
2 Button B
Violet-Green
a
1 Button B
White-Green
23
2 Turbo
Violet-Blue
b
1 Turbo
White-Blue
24
Not Used
Violet
c
Not Used
White-Violet
25
Not Used
N/C
d
Not Used
N/C
26
Ground
Black
e
-5V Ground
Yellow-Brown
27
Ground
Black
f
Ground
Black
28
Solder Side of Circuit Board
Component Side of Circuit Board
Control Panel Wires That Aren’t Part of Main JAMMA Harness
Function
Wire*
SIO Bd, P7-
Function
Wire*
SIO Bd, P14-
4 Digital Ground
Blk
1
3 Digital Ground
Blk
1
+5 Volts
Red
2
+5 Volts
Red
2
Unused
NC
3/4/5/15
Unused
NC
3/4/5/15
4 Start
Gry-Wht
6
3 Start
Blu-Wht
6
4 Stick Up, Bit 0
Gry-Blk
7
3 Stick Up, Bit 0
Blu-Blk
7
4 Stick Down, Bit 1
Gry-Brn
8
3 Stick Down, Bit 1
Blu-Brn
8
4 Stick Left, Bit 2
Gry-Red
9
3 Stick Left, Bit 2
Blu-Red
9
4 Stick Right, Bit 3
Gry-Orn
10
3 Stick Right, Bit 3
Blu-Orn
10
4 Button A
Gry-Yel
11
3 Button A
Blu-Yel
11
4 Button B
Gry-Grn
12
3 Button B
Blu-Grn
12
4 Button C, Turbo
Gry-Blu
13
3 Button C, Turbo
Blu
13
4 Button D (N/U)
Gry-Vio
14
3 Button D (N/U)
Blu-Vio
14
*Abbreviations: Bd = Board; NC = Not Connected; Blk = Black; Brn = Brown; Orn = Orange;
Yel = Yellow; Grn = Green; Blu = Blue; Vio = Violet; Gry = Gray; Wht = White.