Re: Extended 80 column card issue

[Jeff Shanholtz <jeffsubs@shanholtz.com>]

On May 20, 6:02 pm, demp...@actrix.gen.nz (David Empson) wrote:
> If it is a genuine Apple card, the early models were designed for use
> with a rev A or rev B IIe.
>
> I'm hazy on the details, but if memory serves, rev A didn't support
> Double Hi-Res graphics, and the jumper needs to be set correctly for the
> model you are using, or DHR won't work in a rev B and strange things
> will happen in a rev A.

Tried with the jumper open and got the same results ("no extended 80
column card"). I couldn't find an indication of the revision on the
board so I'm guessing that means it's a rev A board, or maybe I just
missed it somehow.