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Hi all, So I've got a monitor that won't do anything with its red other than run it full-blast on the screen. Playing with the two mini-pots on the neck board for that color have zero effect. I still have more things I can look at on the chassis boards, but the one question I'm wanting to ask...

Hi all, how be? I've got one of these chassis board replacements to try out on a Wells Gardner tube, and am wondering if anyone has had experience with these? Do they in fact need an isolation transformer?

Hi all, I'm working on a WG 25K719x which I've only got green on. I did a full cap kit on it, plus replaced the HOT and voltage-regulator, and this gave a cleaner image, but I've got no blue or red on the tube at all. Someone had worked on this monitor before, and were in a hurry or...

I was working on this monitor, and then it got better, and then it got worse. The original problem was an intermittent one, in which the blue would turn on full-blast and show raster lines over the entire screen, while the other colors continued as normal. So I did a cap kit, with voltage...

Hi all, I'm having trouble with a MV-1F board. Of five cartridges I've tried in it, only one of them even comes up, and even then the graphics on that one are weird/dark and only the brightest four colors show during game play (but when it's showing its "THE 100MEGA SHOCK!" screen it looks...

Hi all, Ok, so I work at an arcade, and am getting ready to buy a 6-slot MVS that we have, but have a few questions about it before I take it home (wanna get it all fixed before I get it). There are a couple oddities I'd like to know if anyone can tell me about though. 1-No sound from right...