Decitek is still in business, so try decitek.com
> On May 16, 2024, at 10:13 AM, Michael Fritsch via cctalk > <cctalk@classiccmp.org> wrote: > > I have a Decitek 442A9 papertape reader which needs repair. > > I have already replaced the belt, but that is not enough. The reader behaves > very strangely. It starts running as soon as I apply power. And there is > another problem: when I load a tape, it rattles irregular during reading. > This is not a mechanical problem, it seems to react to the pulse of the feed > hole, which arrives at the wrong time. > I'm pretty sure, that I have to adjust the sprockets somehow relative to the > stop positions of the stepper motor. > > It was nothing to be found online except pictures of a similar model 443A9 at > RICM: > https://www.ricomputermuseum.org/collections-gallery/equipment/dec-pdp-8s-4. > > The controller board number is 30291A > > Does anyone happen to have the manual and/or schematics or any other > documents? > > Thank you, > Micha >
