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Re: Sirius Ram Cards



Here's another update:

    I changed the jumpers on the 4 meg card to 2 meg. Took out 2 chips.
Tested every combination of the 2 chips and no failures. Changed it back to
4 meg and again, the two aforementioned failures. Could it be the simm slot
is bad? I would think probably one of the other chips is bad maybe?

Thanks.

David


"David\Julie Wilson" <cybrslider@home.com> wrote in message
news:aTcJ6.18$BK.563@news1.rdc1.tx.home.com...
> Well, I ran the Claris memory test on both cards in the Rom 03. It said :
>
>     EXPANSION MEMORY : $4E0000
>
>     Bad memory detected at $2FB440
>     and then again at $3FBC40.
>
>     It is correct to assume that, since the Rom 03 has a meg of built in
> memory, it was booting 6.0.1 okay because it didn't need to get that far
> into the expansion ram to run?
>
>     Although with the 2 meg card the Rom 01's would boot 6.0.1. Is that
> memory that is bad on the 4 meg card 'low' enough that the Rom 01 would
have
> to use it to boot 6.0.1?
>
>     The 2 meg card also has a bad chip now. It was at $1D1008. I can't get
> the Rom 01's to boot with it now. I get a message saying the finder needs
> System 6.0.1 and at least 300K free memory to run. I guess all of that
> pulling the card and replacing
> it fried a chip. I was very careful to ground myself before I touched
> anything.
>
>     The refresh tests are running now. They all finished okay.
>
>
>
> "David\Julie Wilson" <cybrslider@home.com> wrote in message
> news:q9bJ6.74513$JI6.441322@news1.rdc1.tx.home.com...
> > Hi all,
> >
> >     I've got 2 Sirius ram cards. One is 4 meg with 1 meg 30 pin simms
and
> > one is 2 meg with 256k 30 pin simms. I've got 3 IIgs computers. One is
Rom
> > 03 and the other 2 are Rom 01. The 2 meg card works great in all three.
> The
> > 4 meg card I can only get to work in the Rom 03 machine. Both of the Rom
> 01
> > machines get about half way thru booting sys 6.0.1 and then stop. Anyone
> got
> > any ideas what might be the deal with this? I've got a jumper diagram
> sheet
> > and the jumpers are set correctly. Thanks!
> >
> > David
> >
> >
> >
> >
>
>