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Progress update, after using some deoxit on the video board trim pots I was now able to get a stable image. Image is below but basically only a capital H but still the constant speaker clicking. I believe I should see the self test at this point but I don’t get that far. I do at this point have...

Hi all, I’m working on bringing up an Apple Lisa 2/10 with CPU board 820-4009-B. The machine appears partially alive but does not produce any usable video output besides a raster and has the clicking speaker. I’ve removed the floppy and widget drive for testing. I have already did a recap on...