The test report names switches that don't exist on the machine (seen on early Twilight Zone and Judge Dredd).
Test report lists switches the game doesn't have
Cause: Early prototype U6 game ROM software.
Checks
- Check the ROM version shown at boot.
Fix
- Burn and fit the latest production U6 game ROM.
Systems
Games
Related tips
- Twilight Zone ninth switch column (clock switches)
- Twilight Zone: "clock is broken" error
- Twilight Zone trough proximity sensor (switch 26) problems
- Ninth switch column on Twilight Zone, Indiana Jones and STNG
- Twilight Zone: LED lighting mod for the clock
- Twilight Zone clock uses eight sensitive U optos
- Random display lines and all flippers energising at power-on
- Twilight Zone: adding an adjustment pot to the trough proximity sensor
Source: Repairing Williams/Bally WPC Pinball Games from 1990 to 1999, Part Three, Clay Harrell (pinrepair.com)