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    Nanao MS8-25FAR vertical collapse then shutdown

    Checked the diodes zd903 and zd904, both OL in one direction and 0.7…V in the other, out of circuit in diode test mode. Reflowed some suspicious joints. Nothing. Changed the last cap I didn’t, except the big one, tryed another IC. Still nothing. Some of the cracks here a hint what to check next?
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    Nanao MS8-25FAR vertical collapse then shutdown

    I’ve checked every solder joint I did. All have continuity. My guess is a bad cap right now. Have reflowed part of the horizontal section as well. Or maybe a cap in the B+ section?
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    Nanao MS8-25FAR vertical collapse then shutdown

    I have a 25FAR Nanao Monitor. Did a cap kit and everything worked for days. Then suddenly after running a couple of minutes white horizontal line, picture back then line again and shutdown into protection. Reflowed the section around the LA7832 IC and changed the IC. Picture for some seconds...
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    WTB Dodonpachi DOJ white label, Guwange, F3 multi with mobo

    Okay, anyways I'm an original guy. Multi alone is okay, but need a mobo as well.
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    WTB Dodonpachi DOJ white label, Guwange, F3 multi with mobo

    I know, but I search original PCB. PGM is also the black label version as far as I know.
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    WTB Dodonpachi DOJ white label, Guwange, F3 multi with mobo

    Searching for both PCBs DOJ and Guwange. Also for a F3 multi with mobo. With art would be nice too, but no must.
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    Nanao MS 2931 protection circuit kicks in after recap

    Hello guys, after being so happy that everything worked well with the recap, now the monitor is being dark. It worked three weeks, now no static and I hear it clicking. So this is the protection circuit kicking in, am I right? I will check for shorts and bad solder joints first, or is this a...
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    Hello Arcade Projects

    Hello, I'm an arcade collector since five years. Collecting japanese cabs and pcbs. Maybe some know me from the Otaku Forum already. Hope to share experience with other people here as well. Greetings from Germany
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