Re: Limited Edition GS's (Was: Re: Old v. late IIc)

[Tinman@cottage.ecore.fnet.org (Tinman)]

In Article <4rt1je$6ar@atlantis.atlantis.actrix.gen.nz>,
<dempson@atlantis.actrix.gen.nz> wrote:


>The only other factor is that all "Woz" IIgses were part of the
>early production runs, so they were originally shipped with ROM 00,
>and most of them had the faulty version of the VGC chip (pink fringing
>in monochrome double hi-res mode, and on some machines also in
>80-column text mode).
>
>I expect that most of them will have been upgraded to ROM version 01,
>which allows them to run GS/OS (System 4.0 or later), but a higher
>proportion are likely to have the faulty VGC (it doesn't affect the
>operation of the computer, only the appearance of the display).

My "Woz" GS does have ROM 01. However, I don't know about the faulty
VGC. How would I know if I had it? I don't think I've ever used
double hi-res mode, but should the need somehow arise, I would like
to know how to fix the problem. (I don't have problems with 80-column
display.)

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