Sega Mega-Tech Pinout

Sega Mega-Tech Pinout.

Connector CN1 (Lamp)

Use Molex 12 Pin 0.100" Header.

Pin	Definition
1	I.1
2	I.2
3	I.3
4	I.4
5	N/C
6	N/C
7	N/C
8	N/C
9	N/C
10	N/C
11	N/C
12	N/C

Connector CN2 (Select)

Use Molex 25 Pin 0.100" Header.

Pin	Definition
1	Select *
2	N/C
3	N/C
4	N/C
5	Door SW 1
6	Door SW 2
7	N/C
8	Test
9	A.1
10	A.2
11	A.3
12	A.4
13	Service
14	Enter
15	+5VDC
16	+5VDC
17	N/C
18	Coin Meter
19	N/C
20	Ground
21	Ground
22	Ground
23	Ground
24	Ground
25	Com A

Connector CN3 (Sound)

Use Molex 4 Pin 0.100" Header.

Pin	Definition
1	Left Speaker (+)
2	Left Speaker (-)
3	Right Speaker (+)
4	Left Speaker (-)

Connector CN4 (1P)

Use Molex 10 Pin 0.100" Header.

Pin	Definition
1	1P Up*
2	1P Down*
3	1P Left*
4	1P Right*
5	1P Shot 1*
6	1P Shot 2*
7	1P Shot 3*
8	1P Start*
9	Ground
10	Ground

• Wired as NO (Normally Open)

Connector CN5 (Gun)

Use Molex 21 Pin 0.100" Header.

Pin	Definition
1
2
3
4
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

Note: Unknown as Sega never released a gun or gun games for this platform.

Connector CN6 (Power)

Use Molex 14 Pin 0.100" Header.

Pin	Definition
1	+5VDC
2	+5VDC
3	+5VDC
4	+5VDC
6	N/C
7	Ground
8	Ground
9	Ground
10	Ground
11	Ground
12	N/C
13	+12VDC
14	+12VDC

Connector CN7 (2P)

Use Molex 11 Pin 0.100" Header.

Pin	Definition
1	2P Up*
2	2P Down*
3	2P Left*
4	2P Right*
5	2P Shot 1*
6	2P Shot 2*
7	2P Shot 3*
8	2P Start*
9	Ground
10	Ground

• Wired as NO (Normally Open)

Connector CN8 (RGB1) - Main Monitor

Use Molex 6 Pin 0.100" Header.

Pin	Definition
1	Video Red (+)
2	Video Green (+)
3	Video Blue (+)
4	Video Sync (-)
5	Ground
6	N/C

Connector CN9 (RGB2) - Secondary Monitor

Use Molex 5 Pin 0.100" Header.

Pin	Definition
1	Video Red (+)
2	Video Green (+)
3	Video Blue (+)
4	Video Sync (-)
5	Ground

Credit to: Kevin Eshbach