Re: Looking for technical information online

[Michael J. Sch�lke <mjschuelke@hotmail.com>]

Michael J. Mahon wrote:
> 
> Sather's "Understanding the Apple ][" and "Understanding the Apple
> //e" are, in my opinion, the definitive works.  One or the other comes
> up on eBay every once in a while, and various used booksellers get
> copies from time to time.

Thanks a lot. I did a little library search, and there's exactly one 
surviving copy in all university libraries in northern Germany. I'll be 
getting it on interlibrary loan. 

> The good news is that you can almost certainly fix it without getting
> a deep understanding of its innards.
> 
> First, remove any peripheral cards [...]
 
> re-seat each of the socketed ICs [...]

> Check that memory chips are present in all sockets across the three
> rows of memory sockets. [...]

> measure the voltages at the power supply connector.  [...]
 
> If the voltages are present, and the chips have been re-seated, then
> you have a more "interesting" problem.  ;-)

That's about as far as I got before I went looking for schematics. Now 
that I have them, I need a little help understanding them, and what to 
look for.

> When perusing the Web, it's helpful to have some good starting
> points.  Rubywand's excellent A2 FAQ is a fine place to start, and
> it has lots of useful links to other sites:
> 
> http://home.swbell.net/rubywand/A2FAQs1START.html

Yes, I found that one already. 

> Enjoy!

I will!

Michael