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From: Domhnall Walsh <domhnallwa...@gmail.com>
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Subject: Re: [091labs-public] Thinnet to UTP transitioner
Date: Tue, 8 Nov 2011 18:02:31 +0000
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So it's SCSI 1 then. Crap, don't have anything that old, sorry, but =
they're gettable off eBay for about 8 euro delivered if that helps?
Domhnall.
On 8 Nov 2011, at 17:53, gerryk wrote:
> The external is centronics, the internal is the old 50 pin... looks =
like an IDE connector.
>=20
> On Nov 8, 2011 5:21 PM, "Duncan Thomas" <duncan.tho...@gmail.com> =
wrote:
> What connector do you need on the terminators? There were at least =
three in use in that era.
>=20
> A colleague also has a VMS reference manual I can drop under the =
scanner if that is of use?
>=20
> On Nov 8, 2011 4:54 PM, "gerryk" <ger...@gmail.com> wrote:
> Ok, so I made up a console cable, and got a successful boot... or =
partly successful anyhow, as it boots to console mode, but can't see the =
SCSI drive.
>=20
> A few diagnostics...=20
>=20
> The output of SHOW DEV is...
> http://imgur.com/Ug5ju
>=20
> and TEST 50 is...
> http://imgur.com/VuFEn
>=20
> Basically it's saying that it can only see the ethernet device, the =
clock battery is dead, the clock and NVRAM need to be reset, and that =
the ethernet device is unterminated. Since it can't see the SCSI drive =
either, the ethernet exception has ?? which is basically fatal, so...
>=20
> I have ordered a 3.6v NiCd, which will work for the clock/NVRAM.
> I have ordered an AUI to 10base-t media convertor.
> But it looks like I also need a SCSI terminator... or possibly 2, =
which, hopefully is why the drive isn't being seen.
>=20
> Anyone got a couple of terminators lying around... even just to test. =
Since this is a DEC box, I am reluctant to splash out on stuff that may =
or may not work, due to the disregard of standards back in the 80s. If =
it works, I'll buy some, if necessary.
>=20
> Nice to have some progress, though...
>=20
> Gerry
>=20
> On 12 October 2011 12:25, Domhnall Walsh <domhnallwa...@gmail.com> =
wrote:
> Wow, last time I saw one of those the year still started with "19". =
Nice bit of nostalgia there. Pity I don't have any AUI transceivers.
> On 12 Oct 2011, at 11:39, gerryk wrote:
>=20
> > Some pics.... http://imgur.com/a/eSkKH
> >
> > On 12 October 2011 11:02, gerryk <ger...@gmail.com> wrote:
> >> It has an AUI port, so it occurs to me that a 10Base-T transciever
> >> might work too.
> >> Don't suppose there's one knocking around? Thankfully, they are =
much
> >> more readily available that media converters, and a damn sight
> >> cheaper.
> >> The console port has a daft offset clip thing, so I can't just use
> >> RJ12. Might just solder a DB9 to the motherboard.
> >>
> >>
> >> On 11 October 2011 09:02, gerryk <ger...@gmail.com> wrote:
> >>> Yup. It's a uV 3100, model MV-31FDTA-A. It has a CVAX+ processor =
at (I
> >>> think) 12MHz, 4MB on the motherboard and what looks like an =
additional
> >>> 12MB expansion board. It also has SCSI card and an RZ26 HDD, which =
I
> >>> think is 1.05GB.
> >>> Physically, it's quite small, compared to what you would imagine a =
VAX
> >>> would be. Basically it's desktop form factor, but would outperform =
a
> >>> VAX 11/780 about 4:1, and a MicroVAX II about 2:1. I had a look =
inside
> >>> and the copyright notices are dated 1989.
> >>> I have a bunch of pics that I will post later.
> >>>
> >>>
> >>> On 11 October 2011 08:08, Donal O'Domhnaill <dona...@gmail.com> =
wrote:
> >>>> A MicroVAX!!!!!!!!!
> >>>>
> >>>> Where did you get a MicroVAX from? What model is it if you do not =
mind my
> >>>> asking? Is it up in the labs? It is not fairly huge?
> >>>>
> >>>> Donal
> >>>> (Board Games Club)
> >>>>
> >>>> On Mon, Oct 10, 2011 at 4:11 PM, gerryk <ger...@gmail.com> wrote:
> >>>>>
> >>>>> I just got my hands on a MicroVAX, but as it dates from the 80's =
has a
> >>>>> thin ethernet connection.
> >>>>> Wondering if anyone has 10Base-2 to 10Base-T transitioner, or =
switch
> >>>>> with each type of connector? I used to have one, but it has long =
since
> >>>>> been lost.
> >>>>> I will demonstrate great gratitude to anyone who has such an =
esoteric
> >>>>> piece of kit thay they would part with.
> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> ++++++++++++++++++++++++++++++++
> >>>>
> >>>> http://carraroeandthecity.blogspot.com/
> >>>>
> >>>> the cake is a lie....
> >>>> the cake is a lie..
> >>>> the cake is a lie.....
> >>>> the cake is a lie...
> >>>>
> >>>> Visit Cupantae.ie at http://www.cupantae.ie
> >>>>
> >>>> ++++++++++++++++++++++++++++++++
> >>>>
> >>>
> >>
>=20
>=20
>=20
>=20
> --=20
>=20
>=20
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charset=us-ascii
<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>So it's SCSI 1 then. Crap, don't have anything that old, sorry, but they're gettable off eBay for about 8 euro delivered if that helps?</div><div><br></div><div>Domhnall.</div><br><div><div>On 8 Nov 2011, at 17:53, gerryk wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><p>The external is centronics, the internal is the old 50 pin... looks like an IDE connector.</p>
<div class="gmail_quote">On Nov 8, 2011 5:21 PM, "Duncan Thomas" <<a href="mailto:duncan.tho...@gmail.com">duncan.tho...@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p>What connector do you need on the terminators? There were at least three in use in that era.</p><p>A colleague also has a VMS reference manual I can drop under the scanner if that is of use?</p>
<div class="gmail_quote">On Nov 8, 2011 4:54 PM, "gerryk" <<a href="mailto:ger...@gmail.com" target="_blank">ger...@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Ok, so I made up a console cable, and got a successful boot... or partly successful anyhow, as it boots to console mode, but can't see the SCSI drive.<br><br>A few diagnostics... <br><br>The output of SHOW DEV is...<br>
<a href="http://imgur.com/Ug5ju" target="_blank">http://imgur.com/Ug5ju</a><br>
<br>
and TEST 50 is...<br>
<a href="http://imgur.com/VuFEn" target="_blank">http://imgur.com/VuFEn</a><br><br>Basically it's saying that it can only see the ethernet device, the clock battery is dead, the clock and NVRAM need to be reset, and that the ethernet device is unterminated. Since it can't see the SCSI drive either, the ethernet exception has ?? which is basically fatal, so...<br>
<br>I have ordered a 3.6v NiCd, which will work for the clock/NVRAM.<br>I have ordered an AUI to 10base-t media convertor.<br>But it looks like I also need a SCSI terminator... or possibly 2, which, hopefully is why the drive isn't being seen.<br>
<br>Anyone got a couple of terminators lying around... even just to test. Since this is a DEC box, I am reluctant to splash out on stuff that may or may not work, due to the disregard of standards back in the 80s. If it works, I'll buy some, if necessary.<br>
<br>Nice to have some progress, though...<br><br>Gerry<br><br><div class="gmail_quote">On 12 October 2011 12:25, Domhnall Walsh <span dir="ltr"><<a href="mailto:domhnallwa...@gmail.com" target="_blank">domhnallwa...@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Wow, last time I saw one of those the year still started with "19". Nice bit of nostalgia there. Pity I don't have any AUI transceivers.<br>
<div><div>On 12 Oct 2011, at 11:39, gerryk wrote:<br>
<br>
> Some pics.... <a href="http://imgur.com/a/eSkKH" target="_blank">http://imgur.com/a/eSkKH</a><br>
><br>
> On 12 October 2011 11:02, gerryk <<a href="mailto:ger...@gmail.com" target="_blank">ger...@gmail.com</a>> wrote:<br>
>> It has an AUI port, so it occurs to me that a 10Base-T transciever<br>
>> might work too.<br>
>> Don't suppose there's one knocking around? Thankfully, they are much<br>
>> more readily available that media converters, and a damn sight<br>
>> cheaper.<br>
>> The console port has a daft offset clip thing, so I can't just use<br>
>> RJ12. Might just solder a DB9 to the motherboard.<br>
>><br>
>><br>
>> On 11 October 2011 09:02, gerryk <<a href="mailto:ger...@gmail.com" target="_blank">ger...@gmail.com</a>> wrote:<br>
>>> Yup. It's a uV 3100, model MV-31FDTA-A. It has a CVAX+ processor at (I<br>
>>> think) 12MHz, 4MB on the motherboard and what looks like an additional<br>
>>> 12MB expansion board. It also has SCSI card and an RZ26 HDD, which I<br>
>>> think is 1.05GB.<br>
>>> Physically, it's quite small, compared to what you would imagine a VAX<br>
>>> would be. Basically it's desktop form factor, but would outperform a<br>
>>> VAX 11/780 about 4:1, and a MicroVAX II about 2:1. I had a look inside<br>
>>> and the copyright notices are dated 1989.<br>
>>> I have a bunch of pics that I will post later.<br>
>>><br>
>>><br>
>>> On 11 October 2011 08:08, Donal O'Domhnaill <<a href="mailto:dona...@gmail.com" target="_blank">dona...@gmail.com</a>> wrote:<br>
>>>> A MicroVAX!!!!!!!!!<br>
>>>><br>
>>>> Where did you get a MicroVAX from? What model is it if you do not mind my<br>
>>>> asking? Is it up in the labs? It is not fairly huge?<br>
>>>><br>
>>>> Donal<br>
>>>> (Board Games Club)<br>
>>>><br>
>>>> On Mon, Oct 10, 2011 at 4:11 PM, gerryk <<a href="mailto:ger...@gmail.com" target="_blank">ger...@gmail.com</a>> wrote:<br>
>>>>><br>
>>>>> I just got my hands on a MicroVAX, but as it dates from the 80's has a<br>
>>>>> thin ethernet connection.<br>
>>>>> Wondering if anyone has 10Base-2 to 10Base-T transitioner, or switch<br>
>>>>> with each type of connector? I used to have one, but it has long since<br>
>>>>> been lost.<br>
>>>>> I will demonstrate great gratitude to anyone who has such an esoteric<br>
>>>>> piece of kit thay they would part with.<br>
>>>><br>
>>>><br>
>>>><br>
>>>> --<br>
>>>> ++++++++++++++++++++++++++++++++<br>
>>>><br>
>>>> <a href="http://carraroeandthecity.blogspot.com/" target="_blank">http://carraroeandthecity.blogspot.com/</a><br>
>>>><br>
>>>> the cake is a lie....<br>
>>>> the cake is a lie..<br>
>>>> the cake is a lie.....<br>
>>>> the cake is a lie...<br>
>>>><br>
>>>> Visit Cupantae.ie at <a href="http://www.cupantae.ie/" target="_blank">http://www.cupantae.ie</a><br>
>>>><br>
>>>> ++++++++++++++++++++++++++++++++<br>
>>>><br>
>>><br>
>><br>
<br>
</div></div></blockquote></div><br><br clear="all"><br>-- <br><font face="courier new,monospace"><img src="http://i.imgur.com/UnR6f.png"><br></font><br>
</blockquote></div>
</blockquote></div>
</blockquote></div><br></body></html>
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