Olaf Seibert wrote: > Speaking of dutch people: is there anyone who can help me fix a few > broken PETs that I have? I have a broken 8296 and a 8032 with some kind > of hi-res graphics card (not VisMem, nor the PET Benelux Exchange one, I > think), and both do exactly nothing as they are turned on... and I'm not > much of a hardware guy. I'd be willing to part with a 8050 drive that's > also broken somehow (but the digital and software parts work). Well, without having the thing under my hands I can't do anything. I think the 8032 schematics is on funet, and I have hand-drawn parts of an 8296 schematics. Starting from there and being additionally armed with 65** and TTL etc databooks I would use an oscilloscope and see if the clock signals work, the CPU address lines, data lines and select lines... But then I simply switched chips with another (untested) 8296 board to find the broken chip in my 8296... Andre -- Email address may be invalid. Use "fachat AT physik DOT tu-chemnitz DOT de" ------Fight SPAM - join CAUCE http://www.cauce.org------Thanks, spammers... Andre Fachat, Institute of physics, Technische Universitšt Chemnitz, FRG http://www.tu-chemnitz.de/~fachat
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