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OK. I pulled and reseated the chips, they looked good for the most part except U6 was a little dirty, I used some contact cleaner on it. Still solid green. Doubled checked the test points as follows: TP1 4.95 TP2 15.22 TP3 4.64 TP5 5.00 TP6 0.259 Not sure where to go from here.... :-( Is a...

Thanks! So pulling the chips is definitely the next step. I don't have a logic probe but using my multimeter I checked pin 40 on power on and it went from 0 to around 5 volts pretty quick. No idea if in the correct window though. When I pull the chips should I clean them? What should I clean...

Here is a pic what of should be under there...

Hello all, I just got my very first arcade machine, a non-working Baby Pac-man. So far the best I can tell is the monitor comes to a white screen and the MPU is stuck a green light. (Not sure if the issues are related) I figured I would start with the MPU and I have been trying to follow the...

Sorry a little late but it took a little while to get registered to post, here is a pic of mine.