Using a D-11581 sound board in other System 11 games
A D-11581 can run any System 11 game except Jokerz. It takes one to three EPROMs, all of the same size. Set jumpers to match: for 27128 or 27256 EPROMs remove W2 and install W3; for 27512 or 27010 EPROMs install W2 and remove W3.
Systems
Related tips
- How System 11 makes sound
- Which System 11 sound board each game uses
- Power-on sound tones and what they mean
- Sound circuits on the 11A and 11B CPU boards
- CPU sound diagnostic switch SW1 results
- Game-over music missing: reflow the sound board header pins
- Constant hum instead of sound: shorted capacitor C26 on the sound board
- Volume suddenly goes to full blast and the volume pot does nothing: shorted pot wiring
Source: Repairing Williams System 11 Pinball 1986 to 1990, Part Two, Clay Harrell (pinrepair.com)