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Fairlight-CMI

Index last updated: 2026-04-29 00:03 UTC

Message

Re: Trouble with my IIx....

2010-02-11 by tootith

Hi Joe, thanks for your reply. I sent you an email.

--- In Fairlight-CMI@yahoogroups.com, Joe Sleator <joe.sleator@...> wrote:
>
> Hi Fredric,
> 
> I think it's possible you've got 3 bad system disks. Although 8"
> floppies are fairly rugged, and seem to survive much longer than
> either 3.5" or 5.25", you could damage them in a CMI simply by
> switching the machine off or on with media in and the drive closed.
> Modern PCs generally don't do that.
> 
> So yeah, if you find no willing contacts to do it in Europe, I'm happy
> to copy you a system and utility IIx diskettes. Just tell me where to
> send.
> 
> ...unless I've blown all 6 of mine, too
> 
>  :-D
> 
> The fact that it loads QDOS, etc makes it sound like your base 6809
> machine hardware's healthy, however...the master card (the one at the
> left) may be bad. That, or a faulty IIx channel card can halt an
> otherwise good CMI boot. Also, less probable, as it's tested at
> powerup, is a main RAM error.
> 
> You should get yourself a pdf of the IIx service manual!
> 
> Cheers,
> 
> Joe
>

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