cctech Digest, Vol 65, Issue 3

[Chris Quayle]

On 02/11/20 18:00, cctech-request at classiccmp.org wrote:
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> Today's Topics:
>
>     1. looking for: fairchild model 8200 manual (Adrian Stoness)
>     2. Opening a MicroVAX 2000 (Antonio Carlini)
>     3. RD53 failure modes (Carlos E Murillo-Sanchez)
>     4. PC3XC manual? (Paul Koning)
>     5. Re: Old IBM magnetic media (cctalk at emailtoilet.com)
>     6. Looking for info - Computer Extension systems WE-VM8E8 board
>        (Bob Smith)
>     7. Re: RD53 failure modes (Fred Cisin)
>     8. IBM Type 31 Alphabetical Duplicating Keypunch available,
>        Seattle area (Josh Dersch)
>     9. Re: IBM Type 31 Alphabetical Duplicating Keypunch available,
>        Seattle area (William Donzelli)
>    10. Re: IBM Type 31 Alphabetical Duplicating Keypunch available,
>        Seattle area (Tony Aiuto)
>    11. Re: IBM Type 31 Alphabetical Duplicating Keypunch available,
>        Seattle area (Lyle Bickley)
>    12. Making use of Panda dist TOPS20 (David Griffith)
>    13. Re: Making use of Panda dist TOPS20 (Ethan Dicks)
>    14. Re: Opening a MicroVAX 2000 (Josh Dersch)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 8 Feb 2020 18:50:25 -0600
> From: Adrian Stoness<tdk.knight at gmail.com>
> To: "General Discussion: On-Topic and Off-Topic Posts"
> 	<cctalk at classiccmp.org>
> Subject: looking for: fairchild model 8200 manual
> Message-ID:
> 	<CAA3rs201WpX8iERnhTYv1EKksaR8-UTTHAPeTE6S1FieNY6N7Q at mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
>
> trying to find a manual for a fairchild universal counter timer model 8200
> circa 1968?
>
> got one i found like to see if i can get it working for the rack.
>
> can only find this sales catilog from 68
> https://l.facebook.com/l.php?u=https%3A%2F%2Farchive.org%2Fdetails%2FTNM_Instruments_catalog_multimeters_and_various_o_20171025_0048%2Fpage%2Fn11%2Fmode%2F2up%2Fsearch%2Ffairchild%2Bmodel%2B8200%3Fq%3Dfairchild%2520model%25208200&h=AT2SbCVHC4Bf1LBj-UBDAeFgyB_79Ov-tSEHfbJYlfJ3BBA0SrVHyqlY85S9NLZq2AzAf9K0D9OweDdNRockMT0TxmKJYL5HHV8odxS6lp9Tek0jo0PhWZA7Lb6i9Oaf4-0
>
> https://l.facebook.com/l.php?u=https%3A%2F%2Fdrive.google.com%2Fopen%3Fid%3D1IZDamqqNJP8a8ilZWALSNg_na2hZqKr3%26fbclid%3DIwAR3LJf3o-4y_xSALVXNzHBaFeBRBP_oDjr_CviGm0TZxUTR14aKtXwPH1y8&h=AT2SbCVHC4Bf1LBj-UBDAeFgyB_79Ov-tSEHfbJYlfJ3BBA0SrVHyqlY85S9NLZq2AzAf9K0D9OweDdNRockMT0TxmKJYL5HHV8odxS6lp9Tek0jo0PhWZA7Lb6i9Oaf4-0
>
> https://l.facebook.com/l.php?u=https%3A%2F%2Fdrive.google.com%2Fopen%3Fid%3D1aAnHIUHDdc_YjqkWy5z8rc_WsUQ0p0KN%26fbclid%3DIwAR2XLjHzEujXBgJS0-iAt2yJXBbDhCv9LjVPsyJpk423nsDjLxIQL4g-Kz8&h=AT2SbCVHC4Bf1LBj-UBDAeFgyB_79Ov-tSEHfbJYlfJ3BBA0SrVHyqlY85S9NLZq2AzAf9K0D9OweDdNRockMT0TxmKJYL5HHV8odxS6lp9Tek0jo0PhWZA7Lb6i9Oaf4-0
>
> hasnt been powered up since prolly 1986 has a tag on it about channel B not
> working.
> was found in a rack sitting out in 40below temps prolly been sitting there
> for 20-30yrs in a storage shed the guts are realy clean on it so proly has
> potential to get working again.
>
>
> ------------------------------
>
> Message: 2
> Date: Mon, 10 Feb 2020 11:17:03 +0000
> From: Antonio Carlini<a.carlini at ntlworld.com>
> To: "General Discussion: On-Topic Posts"<cctech at classiccmp.org>
> Subject: Opening a MicroVAX 2000
> Message-ID:<7d2cf42b-03c1-b514-d8aa-b85c0af83695 at ntlworld.com>
> Content-Type: text/plain; charset=utf-8; format=flowed
>
> I'm trying to non-destructively open up a MicroVAX 2000.
>
>
> I've removed the bottom "dressing" section (which holds some of the I/O
> connectors)? but the next step isn't obvious. None of the manuals I have
> cover dismantling and the net doesn't have an IPB or similar available.
> Other people have managed to get inside (I can see their results) so I
> must be missing something obvious ...
>
>
> Thanks.
>
>
> Antonio
>
>

Antonio,

 From memory, the 2000 case covers are really tight and may need a bit 
of leverage to remove, assuming all the screws have been removed. Very 
close fitting rfi shields + several years of light corrosion etc...

Regards,

Chris