Recent content by larsovef

I did not get a reading of 30Ω(it went way beyond), but my AB has a diode in the TO220 package: CR21 looks like it’s got some corrosion on its legs: This is the international 630-0108-version btw.

Thank you! Yes, I’ve been looking at the Dead Mac Scrolls, but I have not checked CR20. Will do that!

Hi! Resurrecting this old thread as I have a similar problem with my Plus AB(international). I recapped the whole board some years ago and noticed that the Mac would “collapse” when the floppy drive was connected. The Mac worked fine without the floppy and with a blueSCSI, but adjusting the...

I just fixed mine. Turned out it was a bad solder joint that I had missed when I was checking the PCB. Have you checked the capacitors on yours? the hints I've gotten from others is to look at the _KBRESET signal to see if there might be a dried up/bad capacitor holding that signal down.

I have the exact same problem. Hi Tek keyboard connected = black screen. Any other working keyboard = fully functional Amiga 500. Have you gotten any further in your troubleshooting?