Apple III (was: Apple III motherboard)

From: SUPRDAVE_at_aol.com <(SUPRDAVE_at_aol.com)>
Date: Sat Jun 17 20:46:52 2000

In a message dated 6/17/00 9:25:28 PM Eastern Daylight Time,
eric_at_brouhaha.com writes:

> > Hmm, that actually sounds a bit familiar. I kind of think I vaguely
> remember
> > reading magazine articles in the early 80s about the /// being
> discontinued
> > and then re-introduced in "new & improved" form. But I wouldn't know...
>
> The Apple ///+. Very short product life.
>
> > Was the /// the machine whose user manual suggested that you should drop
> the
> > entire computer on a desk from a height of several inches before
powering
> it
> > on the first time, to give all the internal connectors a chance to chew
> > through the oxide? Wild...
>
> Not in the user manual, but some people did it. The problem was that Apple
> used bargain-basement DIP sockets on the early machines. In shipping the
> chips would work loose. Back then there shouldn't yet have been too much
> trouble with oxidation, but there certainly is now. The "correct" fix is
> obviously to open it up and reseat the ICs.


not only that, but the memory board is mounted above the main board on metal
standoffs with no other support. (at least on the 256k /// i had) Over the
years, that board had become permanetly warped due to sagging in the middle
and the attachment screws being overtorqued.

DB Young ICQ: 29427634

hurry, hurry, step right up! see the computers you used as a kid!
http://members.aol.com/suprdave/classiccmp/museum.htm
                           
Received on Sat Jun 17 2000 - 20:46:52 BST

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