On Apr 30, 2024, at 8:58 AM, Dominique Carlier via cctalk
wrote:
Hello everyone
I need your help to identify an issue on my Diablo Model 40 Series. I don't
know where to look, it's so vast !
Here's the problem:
When RUN is activated, the drive begins its spin up and simultaneously deploys
the brush cycle, after the nominal speed is reached.
On 30/04/2024 21:38, Jon Elson via cctalk wrote:
On 4/30/24 12:37, Dominique Carlier via cctalk wrote:
Thanks for your response Jon :!
The technical documentation is available on Bitsavers here:
http://www.bitsavers.org/pdf/diablo/disk/model_40
in the upper right
of the video view?
Could one or both of those be intermittent? Have they been tested for
continuity/intermittence with an analog VOM?
Don Resor
-Original Message-
From: Dominique Carlier via cctalk
Sent: Tuesday, April 30, 2024 8:47 AM
To: General Discussion: On-Topic and Off
advice ;)
On 30/04/2024 19:05, Jon Elson via cctalk wrote:
On 4/30/24 10:46, Dominique Carlier via cctalk wrote:
Hello everyone
I need your help to identify an issue on my Diablo Model 40 Series. I
don't know where to look, it's so vast !
Here's the problem:
When RUN is activated, the drive
Hello everyone
I need your help to identify an issue on my Diablo Model 40 Series. I
don't know where to look, it's so vast !
Here's the problem:
When RUN is activated, the drive begins its spin up and simultaneously
deploys the heads (normal) but instead of stabilizing them, the Head
Hi Bruce
This is Wonderful ! Many thanks !
Dominique
On 25/10/2022 00:26, Bruce Ray via cctalk wrote:
Wild Hare Computer Systems, Inc., is pleased to announce that a
"Hobbyist License" is now available for legacy Data General
Nova and Eclipse software. This license allows educational,
it for
international chats
It also has a lot of other functions, but it would take too long to
list it all here
Regards
Nico (OZ1BMC), formerly PTT telegraph operator
On 2021-12-09 11:14, Dominique Carlier via cctalk wrote:
Oh great ! But a little bit noisy to use like that ;)
Well, I'm interested by your
a special interest in teleprinters, I have the
software for a teleprinter exchange, also interfacing to i-telex.net
In this way, you can have a complete telegraph office in your living
room (more likely : a garage)
73, Nico
On 2021-12-08 21:29, Dominique Carlier via cctalk wrote:
The subject in
the Baudot 60 mA loop to ASCII RS 232 conversion for
you, or build one yourself like I did. Info on both here:
https://www.curiousmarc.com/mechanical/teletype-model-19#h.p_2ltO4LwPtuZR
Matc
On Dec 8, 2021, at 12:29 PM, Dominique Carlier via cctalk
wrote:
The subject interests me because I
The subject interests me because I have the same beast but which only
works in local mode. I currently don't know what is required to send
text in this monster through a computer
Below is a link to a video of my machine in action:
https://www.youtube.com/watch?v=dL-XU855C80
Dominique
On
Oh
Wow, I'm precisely rebooting (well trying to reboot), my DCC-116E, core
memory problem, and maybe the diablo 44b is messing around.
http://zeltrax.com/classiccmp_forum/3thboot_01.jpg
http://zeltrax.com/classiccmp_forum/3thboot_02.jpg
is a work in progress...
Best always,
AJ
On Tue, Jan 16, 2018 at 9:52 AM Dominique Carlier via cctalk
mailto:cctalk@classiccmp.org>> wrote:
I understand very well your concerns about sending by
mail rare data on
, 2018 at 9:52 AM Dominique Carlier via cctalk
mailto:cctalk@classiccmp.org>> wrote:
I understand very well your concerns about sending by mail rare
data on
magnetic media. It's a pity that I live so far away (in Belgium),
even
if I have not finished to configure my ma
On 30/05/2018 18:52, Jay West wrote:
Dominique wrote:
$75 for one toggle switch ? $9,999.00 for a rusty PDP8L ?
hem ... No
-
Mitch Miller is a really good guy, and very "collector friendly".
He still sells to a lot of business clients, and those are the prices he can
get for
$75 for one toggle switch ? $9,999.00 for a rusty PDP8L ?
hem ... No
On 30/05/2018 17:32, John H. Reinhardt via cctalk wrote:
On 5/30/2018 10:23 AM, Electronics Plus via cctalk wrote:
If they are still around, this guy had a lot of old DEC stuff.
Not affiliated with seller, etc.
Mitch
You're right, the machine I owned is the one I see from your link. The
workstation you mentioned is in the same box but with a monitor and the
location of the clips and led slightly different.
But I was not far ;-) I don't remember what kind of hardware was exactly
in this machine. Shame on me,
It's interesting, I had exactly the same machine a long time ago, but
with a different label. It was a Burroughs B20 distributed by Unisys
Dominique
On 17/01/2018 06:45, AJ Palmgren via cctalk wrote:
Did it happen to be one of these older-style Convergent AWS machines?
I understand very well your concerns about sending by mail rare data on
magnetic media. It's a pity that I live so far away (in Belgium), even
if I have not finished to configure my machines, at the end I should be
able to write anything on any media, and concerning magnetic tapes it
will be
Hello Jay (JRJ),
I'm not sure if I understand well, what do you mean by "drawings", do
you need additional images of the beast, maybe to better identify it ?
If yes :
http://www.zeltrax.com/classiccmp_forum/tapetransfert/d116_panel_01.jpg
inique,
Just checking in with you on this, and to thank you for posting your
interest in this system here.
Do you have any updates, or perhaps new videos of it operating?
Thank you!
-AJ
On Wed, Oct 4, 2017 at 1:33 PM, Dominique Carlier via cctalk
<cctalk@classiccmp.org <mailto:cctalk@cl
Courage and good luck !
I wasn't able to answer more fully, nor even now. I just spent a week
in the hospital. giant kidney stone and massive infection. First few
days were intolerable levels of pain. I am now on 2 weeks of 24/7 IV
antibiotic infusions. Bizarre little pump that I carry
chance, otherwise
it is unlikely that your current easter egg hunting method is likely to be very
fruitful. You have already gone through most all of the likely failure items.
From here you will likely have to begin to troubleshoot.
Dwight
____
From: cctalk <cctalk-b
er ones with the same
faulty result.
http://www.zeltrax.com/classiccmp_forum/sio_issue_01.jpg
Thanks for your help ;-)
Dominique
On 17/10/2017 20:22, Chuck Guzis via cctalk wrote:
On 10/17/2017 10:50 AM, Dominique Carlier via cctalk wrote:
Hi Chuck,
Yes I understand well. But the fact th
).
Therefore, there should be probably more people able to give me some
useful information.
Dominique
On 17/10/2017 19:26, Chuck Guzis via cctalk wrote:
On 10/17/2017 04:56 AM, Dominique Carlier via cctalk wrote:
Hi guys!
Nobody here has any information to help me to solve my problem?
Do you think I
3:56 GMT+02:00 Dominique Carlier via cctalk
<cctalk@classiccmp.org <mailto:cctalk@classiccmp.org>>:
Hi guys!
Nobody here has any information to help me to solve my problem?
Do you think I should talk about this breakdown on another forum?
If yes, have you an address
Hi guys!
Nobody here has any information to help me to solve my problem?
Do you think I should talk about this breakdown on another forum? If
yes, have you an address to recommend me?
Thanks
Dominique
On 15/10/2017 23:12, Dominique Carlier via cctalk wrote:
Hi everybody,
As I have
Hi everybody,
As I have no documentation / schematics I started to look for computer
schematics where it is about Z80 and “serial I/O channel B”, I found a
lot of data about this subject that I do not know at all.
These information would allow me to better target the breakdown, if any
of you
Me, except (and I'm looking for) about the basic i/o board.
But it's a Nova 1200 clone fromDCC, thus a D-116 (E)
Dominique
On 12/10/2017 02:49, Jay West via cctalk wrote:
Crates of 'em. Not sure how many are 800 vs 1200 though...
-Original Message-
From: cctalk
Hi all
I start here another topic concerning my research about a new Operating
System for my freshly restored DCC-116 E.
http://www.zeltrax.com/classiccmp_forum/second_boot/04.jpg
http://www.zeltrax.com/classiccmp_forum/second_boot/02.jpg
I originally intended to install RDOS on my machine
somewhere lost in my
attic. I will find it, I do not have the hope to find a better
description but I must be sure.
On this subject, I would like to scan and share it because it does not
exist on the internet.
Dominique
On 2/10/2017 18:13, Dominique Carlier via cctalk wrote:
Hi everyb
You're probably right, but the work is so massive, and also this time I
would like to understand and target this breakdown instead of working
(as usual) in blind mode.
In addition, I do not see the same type of capacitor on the CPU board as
the one from the subsystem you quote as being known to
is venerable machine.
But I search everywhere, I have not found any information that explains
what it is.
Dominique
On 2/10/2017 21:28, jim stephens via cctalk wrote:
On 10/2/2017 9:13 AM, Dominique Carlier via cctalk wrote:
Everything would be perfectly fine if most of the time I did
Hi everybody,
Here is the next episode of the restoration of my UTS 40.
During the previous “season”, I was talking about buying a wreck of an
UTS 40 from the USA.
http://www.zeltrax.com/classiccmp_forum/annonce.jpg
I had taken the risk to buy it, after the conclusion of the sale, the
Maybe simply run the debug utility supplied with DOS and at the prompt
enter this:
G=C800:5
Normally, all the necessary tools to check and mark bad blocks are
accessible by this way. However, you will have to encode manually the
HDD specifications (heads, sectors, etc.)
On 26/09/2017
YES! The monster booting again! :-)
Thus after checking the condition of the capacitors and the rectifying
diodes by interchanging the 5v sources under the advice of Curious Marc,
a finally swapped Q12 and Q13, find the dead one, replace Q13. Following
the advice of Christian I raised both
I do not think so, not sure but it would be more a semi transparent mask
over the native rendition.
On 29/08/2017 05:32, Eric Christopherson via cctalk wrote:
On Tue, Aug 29, 2017, Dominique Carlier via cctalk wrote:
I just mentioned the rasterlines/scanlines generated via software on modern
://arcadeforge.net/Scaler-and-Strike-Devices:::4.html
In fact it would be much simpler to find a simple small TV for this
brave C64 ;-)
On 29/08/2017 03:39, Eric Christopherson via cctalk wrote:
On Mon, Aug 28, 2017, Dominique Carlier via cctalk wrote:
The design of many games on C64 are made according
The design of many games on C64 are made according to the rasterlines of
PAL/NTSC CRT, so I strongly do not advise using a flat screen 4/3 for a
C64 or an Amiga because the rendering is disastrous unless you add a
rasterlines generator.
On 28/08/2017 03:30, Kevin Parker via cctalk wrote:
HI
ave not retested since but also note that by adding an external power
supply just for the deficient + 5V , the machine has restarted and even
booted the operating system.
If you have another ideas? LM376?
Thanks
Dominique
On 20/08/2017 09:08, Brent Hilpert wrote:
On 2017-Aug-19, at 12
g an external power
supply just for the deficient + 5V , the machine has restarted and even
booted the operating system.
If you have another ideas? LM376?
Thanks
Dominique
On 20/08/2017 09:08, Brent Hilpert wrote:
On 2017-Aug-19, at 12:10 PM, Dominique Carlier via cctal
dding an external power
supply just for the deficient + 5V , the machine has restarted and even
booted the operating system.
If you have another ideas? LM376?
Thanks
Dominique
On 20/08/2017 09:08, Brent Hilpert wrote:
On 2017-Aug-19, at 12:10 PM, Dominique Carlier via cctal
Hi all,
Thank you Marc, I will follow your advice. Doubts must be removed. I
would be glad to know that the big (and expensive) capacitors are OK.
In the meantime I have new information. Following the remarks of Brent
Hilpert I sought to have more information on the backplane of my D116-E.
I put the answers in your message
23/08/2017 20:22, Brent Hilpert via cctalk wrote:
Am I correct in inferring that this machine (the processor) has four +5V
regulators?: it appears there are 2 power supply chassis (rear photo), each
with 2 regulators,
or are those 2 chassis not identical
eficient + 5V , the machine has restarted and even
booted the operating system.
If you have another ideas? LM376?
Thanks
Dominique
On 20/08/2017 09:08, Brent Hilpert wrote:
On 2017-Aug-19, at 12:10 PM, Dominique Carlier via cctalk wrote:
Maybe it's better to give us all the useful informatio
, Brent Hilpert via cctalk wrote:
On 2017-Aug, at 12:10 PM, Dominique Carlier via cctalk wrote:
Question: a faulty voltage regulator can behave in this way? I always thought
it worked or it did not work, but not between the two states depending on the
charge.
(In answer to the question, yes, a faulty
laboratory DMM that is
rated to measure milliohms.
On Mon, Aug 21, 2017 at 11:47 AM Dominique Carlier via cctalk <
cctalk@classiccmp.org> wrote:
Thank you very much for these valuable detailed information! :-)
Also following the suggestions of Curious Marc, I focus now on the
comparison
On 20/08/2017 09:08, Brent Hilpert wrote:
On 2017-Aug-19, at 12:10 PM, Dominique Carlier via cctalk wrote:
Maybe it's better to give us all the useful information these power supplies,
moreover it might be useful to other people with the same computer.
An overall bloc diagram of the D-116 power
Maybe it's better to give us all the useful information these power
supplies, moreover it might be useful to other people with the same
computer.
An overall bloc diagram of the D-116 power supply including G1 and G2.
http://www.zeltrax.com/classiccmp_forum/psu_overall_bloc_diagram.jpg
The
.
Could be anything else of course, having the schematics would allow for a much
more intelligent conversation instead of blind speculation.
Marc
On Aug 18, 2017, at 10:25 AM, Dominique Carlier via cctalk
<cctalk@classiccmp.org> wrote:
Some news !
Following a risky way (but I did not s
Some news !
Following a risky way (but I did not see how to do otherwise), I
deactivated the Power Fail by hiding the contact number 23 of the two
power supplies.
The idea was to avoid automatic protection by lowering the regulated
voltages (+5V and 15V) and see first which unit was involved
Hi !
I finally find some time to work again on my D-116, try to find the
problem(s), thus principally at the level of PSUs.
As you suggested, I inspected particularly the large capacitors of both
power supplies. I replaced those that appeared suspicious according to
the results via my ESR
On 12/08/2017 19:35, Al Kossow via cctalk wrote:
the black one in the lower left
it is a tantalum, which are known to short, try removing them
Yes ! It was this one that was shorted !
I decided in the same way to repair the second disk drive but this time
by taking some pictures.
uts40/M2894-63_board01.jpg
http://www.zeltrax.com/classiccmp_forum/uts40/M2894-63_board02.jpg
I did not know this type of case for capacitors
http://www.zeltrax.com/classiccmp_forum/uts40/M2894-63_board03.jpg
On 12/08/2017 14:30, Dominique Carlier via cctalk wrote:
Note that this produces the
) with the same connector for the
supply, i'm going to test the PSU with this other device.
On 11/08/2017 16:13, Al Kossow via cctalk wrote:
On 8/11/17 5:40 AM, Dominique Carlier via cctalk wrote:
Hi all,
I continued my investigations about the power supply if the 8406 subsystem.
Here is what I
ant load? Or is it finally a faulty capacitor that a ESR-meter
can not detect as broken when is it not in charge?
Dominique
On 10/08/2017 20:07, Dominique Carlier via cctalk wrote:
Hi everybody,
After talking about this subject but in a thread following a sale -
http://www.classiccmp.org/p
Hi everybody,
After talking about this subject but in a thread following a sale -
http://www.classiccmp.org/pipermail/cctalk/2017-July/036578.html - I
decided to start here a thread but this time fully dedicated to the
restoration of this rare computer, I named the SPERRY UNIVAC UTS 40 and
seeing sellers cancel orders after the fact a
LOT this year. It's really
annoying if it is one piece of something that I had to buy parts from other
places to complete.
On 8/1/17 12:54 AM, Dominique Carlier via cctalk wrote:
Finally, a bad plan this Ebay ad.
After many unsuccessful attempts
Finally, a bad plan this Ebay ad.
After many unsuccessful attempts to repair my UTS and the growing fear
that my problem is at the level of the EPROMs inside the Program
Cartridge, I finally decided to buy the UTS on Ebay.
Unfortunately the seller is the style to cancel a finalized, paid and
*I still suspect PSU (not food ^^ bad translator)
On 30/07/2017 22:44, Dominique Carlier via cctalk wrote:
Thanks a lot, but as described in my last post, I finally found the
location of the missing battery. I repast the text here:
Yes ! I found
capacitors, I'm going
to replace all these caps. There is also a broken/burned "molex" connector.
I will repair all this and I will post a topic dedicated to the
restoration of this machine.
Thank you all for the information !
On 30/07/2017 13:43, Dominique Carlier via cctalk wrote:
Can y
Can you tell me where the batteries are supposed to be, on which board?
I disassembled the machine, extracted the 4 motherboards, I did not see
any batteries anywhere.
If they are externalized, maybe I removed them a long time ago in the
idea of replacing them, but I have not yet found where
On 28/07/2017 19:34, Al Kossow via cctalk wrote:
On 7/28/17 10:02 AM, Dominique Carlier via cctalk wrote:
Maybe I'm wrong, I always believed that the J3 connector was an RS-232 port.
Here it is:
http://www.zeltrax.com/classiccmp_forum/04.jpg
That also shows there is a firmware cartridge
> On 28/07/2017 13:56, Henk Gooijen via cctalk wrote:
> AFAIK, the UTS40 does not have a “standard” connection on it, like
RS-232. But I could be wrong. At the office they were connected to a
comms concentrator, a DCP/40.
Maybe I'm wrong, I always believed that the J3 connector was an
Oh, I have a Sperry Univac UTS 40 and its 8-inch floppy disk subsystem.
I love this machine but it's been down for 15 years now. I suspect a
simple PSU problem but it would be the opportunity to have possible rare
parts.
However I reside in Belgium. I sent a mail to the seller to know his
This reminds me the 5 boards that were in the back of my Uniservo 10/14
and which were the terminators (to put on the last tape drive connected
to the main controller). Maybe these boards have a similar function?
On 16/06/2017 19:02, william degnan via cctech wrote:
I checked and they are no
ld help.
I'll read Christian Kennedy's response here, as he seems FAR more
familiar and knowledgeable than I am here, but if I can add value in
any way, I would love to.
Best,
-AJ
On Sat, Apr 1, 2017 at 12:33 PM, Dominique Carlier via cctalk
<cctalk@classiccmp.org <mailto:cctalk@classiccmp.
esponse here, as he seems FAR more
familiar and knowledgeable than I am here, but if I can add value
in any way, I would love to.
Best,
-AJ
On Sat, Apr 1, 2017 at 12:33 PM, Dominique Carlier via cctalk
<cctalk@classiccmp.org <mailto:cctalk@classiccmp.org>>
Many thanks for these detailed answers ! :)
Indeed, I finally do not know exactly what Nova my DCC is the clone.
Another specialist suggested that it was rather a clone of NOVA 1200?
Note that in Nixdorf contracts for the 600 series, these machines were
sometimes updated with a new CPU over
After the mess, ...
http://actingmachines.com/classiccmp_forum/mess01.jpg
... it was time to reorganize a cool place to continue this restoration :-)
http://actingmachines.com/classiccmp_forum/calm01.jpg
http://actingmachines.com/classiccmp_forum/calm02.jpg
Without the schematics of the two
Hi guys !
My name is Dominique, 43 , from Belgium (I apologize in advance for my
approximate English). I join this forum under the recommendations of
Curious Marc. It seems there are people here who can help me to get back
to life the venerable machine that I have just recovered.
Some
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