PCB Pinouts Joust 2

Joust 2

RAM/VIDEO BOARD

J2

1 - Red video
2 - Green video
3 - Blue video
4 - Ground
5 - Vertical Sync
6 - Horizontal Sync
7 - n/c

J3

1 - n/c 2 - Ground 3 - Ground 4 - Ground 5 - n/c 6 - +5v 7 - +5v 8 - n/c 9 - +12v 10 - -5v

ROM BOARD

J2

1 - Audio + 2 - Audio - 3 - n/c 4 - Shield

J3

1 - n/c 2 - n/c 3 - n/c 4 - n/c

J4

1 - Coin door? 2 - n/c 3 - Slam switch 4 - Right coin 5 - n/c 6 - Left coin 7 - High score reset 8 - Advance 9 - Auto Up 10 - Ground

J5

1 - n/c 2 - n/c 3 - n/c 4 - n/c 5 - n/c 6 - n/c 7 - n/c 8 - n/c 9 - n/c 10 - n/c 11 - n/c 12 - n/c

J6

1 - 1 player start/transform 2 - 2 player start/transform 3 - n/c 4 - Flap 2 5 - Move right 2 6 - Move left 2 7 - n/c 8 - Flap 1 9 - Move right 1 10 - Ground 11 - n/c 12 - Move left 1

J7

1 - n/c 2 - Ground 3 - Ground 4 - Ground 5 - +12v 6 - +5v 7 - +5v 8 - n/c 9 - +12v 10 - +12v 11 - n/c 12 - -5v

Unlabelled

20 pin ribbon cable from sound board

SOUND BOARD

J1

1 - Audio + (from ROM board J2 pin 1) 2 - Audio - (from ROM board J2 pin 2) 3 - n/c 4 - Shield (from ROM board J2 pin 2)

J2

1 - -----\ Red 2 - ---->/ Black Volume Pot 3 - \ 4 - -----/ Shield

J3

1 - +5v 2 - Ground 3 - -12v 4 - n/c 5 - +12v 6 - n/c

J4

20 Pin ribbon cable to ROM board

Unlabelled

1 - Speaker + 2 - 3 - 4 - Speaker -