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I finally had time to work on this again yesterday and this morning, but still no luck. I removed the key writing wires. Made sure I got any excess solder, so no shorts or bridges. Installed new wires for the key writing. I removed the key writing wires again (on one side only) and did the...

Ok, so I tried the older "non-key-writing" Romset from the rollup topic. Tried a bunch of games, and they work just fine. So I wonder if there's something wrong with the key-writing setup, since only encrypted games are affected. When time permits, I'll remove and resolder the 4 wires for the...

Did a voltage check. 5.1 volts at the Jamma connector. Also checked at an empty chip socket on the B board while running, and still 5.1 volts. I did get an analog meter, and it agrees with my digital meter. Also tried setting my power supply to 5.2 volts at those positions (the max my arcade...

Tried a different SD card (a 400GB Sandisk Ultra class 10 I had bought for my Nintendo Switch). Formatted to Fat32, but the result is still the same. Checked the PCBs. Everything looks OK. Pins are going into the right slots. Since things are behaving exactly the same as before I pulled...

I’m having a problem with the games crashing on my CPS2 Multi. Some games crash immediately to a blue screen. When they don’t immediately crash, they either: -load a bit, then cycle back to the first screen (the one that checks the data on the chips). -crashes to scrambled graphics partway...

One for MVS please.