Den tors 30 nov. 2023 kl 11:34 skrev Rob Jarratt via cctalk <
cctalk@classiccmp.org>:
>
>
> > -Original Message-
> > From: Christian Corti via cctalk
> > Sent: 30 November 2023 08:43
> > To: Rob Jarratt via cctalk
> > Cc: Christian Corti
>
> -Original Message-
> From: Christian Corti via cctalk
> Sent: 30 November 2023 08:43
> To: Rob Jarratt via cctalk
> Cc: Christian Corti
> Subject: [cctalk] Re: VT100 Monitor Board
>
> On Wed, 29 Nov 2023, 'General Discussion: On-Topic and Off-Topic Pos
On Wed, 29 Nov 2023, 'General Discussion: On-Topic and Off-Topic Posts' wrote:
I am working on the schematic and when it is done I will post it for
information. However, I was wondering what you suggest for testing the
What am I missing? Why don't you use the official schematics of the VT100
t
On Wed, Nov 29, 2023 at 6:16 PM Rob Jarratt wrote:
> I am working on the schematic and when it is done I will post it for
> information. However, I was wondering what you suggest for testing the board
> once I have done this. Simply replacing the blown fuse and plugging it in
> doesn't sound l
> -Original Message-
> From: Tony Duell
> Sent: 26 November 2023 06:35
> To: r...@jarratt.me.uk
> Cc: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: [cctalk] VT100 Monitor Board
>
> On Sat, Nov 25, 2023 at 11:12 PM Rob Jarratt
> wrote:
>
> > > Have you checked the d
On Sat, Nov 25, 2023 at 11:12 PM Rob Jarratt
wrote:
> > Have you checked the diodes and capacitors associated with the flyback
> > transformer? If something is shorted there. it's the equivaent of running a
> > power supply into a short circuit. The input current will go up.
>
> I have checked al
> -Original Message-
> From: Tony Duell
> Sent: 25 November 2023 14:17
> To: r...@jarratt.me.uk; General Discussion: On-Topic and Off-Topic Posts
>
> Cc: Rob Jarratt
> Subject: Re: [cctalk] VT100 Monitor Board
>
> On Sat, Nov 25, 2023 at 12:07 PM Rob Jarratt via cctalk
> wrote:
> >
> -Original Message-
> From: Dave Dunfield via cctalk
> Sent: 25 November 2023 14:06
> To: cctalk@classiccmp.org
> Cc: Dave Dunfield <1297.dunfi...@gmail.com>
> Subject: [cctalk] Re: VT100 Monitor Board
>
> > Rob Jarratt 25 Nov 2023 8:47 a.m.
>
> Rob Jarratt 25 Nov 2023 8:47 a.m.
> Of course the worry is, why? There could be a fault on the board.
> I am hesitant just to replace the fuse and try it...
An older CRT terminal is probably a bit too much current draw for this, but
you can prob use it in a setup to test parts...
A very handy g
On Sat, Nov 25, 2023 at 12:07 PM Rob Jarratt via cctalk
wrote:
>
> Hello,
>
>
>
> As some may recall I have been working on getting a VT100 going again. I
> have made good progress and I think the main board is probably OK now (see
> here if you are interested:
> https://robs-old-computers.com/202
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