SEGA MEGA TECH
Manufacturer: Sega
Year: 1989


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   | Right 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 *  |
| 4   | 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   |            |
| 5   |            |
| 6   |            |
| 7   |            |
| 8   |            |
| 9   |            |
| 10  |            |
| 11  |            |
| 12  |            |
| 13  |            |
| 14  |            |
| 15  |            |
| 16  |            |
| 17  |            |
| 18  |            |
| 19  |            |
| 20  |            |
| 21  |            |
|-----|------------|



Connector CN6 (Power)

Use Molex 14 Pin 0.100" Header

|-----|------------|
| Pin | Definition |
|-----|------------|
| 1   | +5VDC      |
| 2   | +5VDC      |
| 3   | +5VDC      |
| 4   | +5VDC      |
| 5   | N/C        |
| 6   | Ground     |
| 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      |
| 11  | N/C         |
|-----|-------------|

* 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          |
|-----|-----------------|

By: Kevin Eshbach