Re: Apple ][+ gravely ill - seeking assistance :(

["N.N. Thayer" <nnthayer@hotmail.com>]

On May 30, 7:37 am, m...@willegal.net wrote:
> My guess is that either a DRAM chip failed or you have an memory
> addressing problem.   Seems like you can get a prompt with control-
> reset.  This makes things a whole lot easier than if you can't get a
> prompt.   Once you control-reset and get a prompt,  you should be able
> to write a simple memory test that may reveal some more details about
> where the problem is.  Check out my repair tips page atwww.willegal.net
> that includes an example debugging session for this type of problem.
>
> http://www.willegal.net/appleii/appleii-first_page.htm
>
> Regards,
> Mike Willegal

Oh, and awesome tips page - I'll have to snag some testing equipment
from work.  Thanks much.