Recent content by timofthedeep

I have a LL board. It has several problems, the most annoying being something I have never seen before. If the thrust input is not at ground potential the watchdog barks and holds it in reset. It boots up and plays blind if the pot input is grounded. I am getting no analog voltage out on the...

unplug the ribbon cable going to the monitor at the game PCB and see if you have any blind game.

thank you. Can you PM me when you find out from him? Thanks

sounds like you have a monitor problem that is affecting the logic voltage on the main board. I would have to take some measurements to verify the problem.

Last time I had the oversize saucer it was the 7497 rate multiplier in he VG section.

Does anyone know if there are any errors on the Cinematronics Space Wars schematics? If there are, where and what is the correct connection? TIA Tim