Sega Naomi System
JAMMA Harness Wiring
(JAMMA I/O BD)
(Figure 4)
Ground
Ground
+5v (Not Used)
+5v (Not Used)
(Not Used)
+12v (Not Used)
Key
Coin Meter 1
(Not Used)
(Not Used)
(Not Used)
Video Red
Video Blue
Video Ground
Test
Coin 1
1P Start
1P UP
1P Down
1P Left
1P Right Attack 1P (1P SW1)
Grapple 1P (1P SW2) Support 1P (1P SW3)
(Not Used)
(Not Used)
Ground
Ground
1A
2B
3C
4D
5 E
6F
7H
8J
9K
10 L
11 M
12 N
13 P
14 R
15 S
16 T
17 U
1 | V |
|
|
8 |
|
19W
20 X
21 Y
22Z
23 a
24 b
25c
26d
27e
28f
Ground
Ground
+5v (Not Used)
+5v (Not Used)
(Not Used)
+12v (Not Used) Key
Coin Meter 2
(Not Used)
(Not Used)
(Not Used)
Video Green
Video Sync
Service
(Not Used)
Coin 2
2P Start
2P UP
2P Down
2P Left
2P Right
Attack 2P (2P SW1)
Grapple 2P (2P SW2)
Support 2P (2P SW3)
(Not Used)
(Not Used)
Ground
Ground
8