AFAIK there's nothing special about the video on the IIsi ... pretty sure
that if the adapter and monitor will work with i.e. a standard Mac II
640x480x8 NuBus board (or equivalent) it should work with the IIsi.

Best,

Sean


On Mon, Oct 26, 2015 at 11:30 PM, Jules Richardson <
jules.richardso...@gmail.com> wrote:

>
> Can anyone confirm whether a Mac IIsi spits out sync-on-green (and only
> sync-on-green) or not? I've found mixed info on the 'net so far.
>
> I've got a system here which makes encouraging startup noises, but isn't
> outputting any video to a VGA screen (adapter cable OK with my other Macs).
>
> If it's SoG-only, well, there's my problem :-)  If it does output h/vsync
> like my other Macs then I need to look elsewhere (most likely nonsense
> NVRAM settings, I expect).
>
> cheers
>
> Jules
>
>
>

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