On 2015-07-02 02:36 PM, tony duell <a...@p850ug1.demon.co.uk> wrote: >> > I share your favourite(s). In the danish IT-museum-to-be >> > (www.datamuseum.dk) we have two >> > P857-based systems running. We have lots of spare parts and nearly all >> > documentation, so >> > if you need something, you are welcome to ask. > Unfortunately I don't own anything in that series :-(. What I have is : > > P850 in the 6U rack box. I have the CPU technical manual and user manuals for > it. > > P851 in card cage with quite a bit of I/O and twin 8" floppies. I have the > user manual, CPU and I/O > technical manuals and manuals for the floppy drive unit, including the CDC > manual for the drives themselves > > P854 in cardcage with floppy drives and hard disk controller. Alas the X1215 > hard disk was scrapped before > I got it. I have a preliminary CPU technical manual, and of course I/O boards > are the same as the P851 ones. > > Quite a few spare boards including complete P851 and P854 CPU board sets, > I/O, RAM, extender board, > prototyping boards (some have been used, I think I even have a brand new > one), a single-chip P800 CPU, > and so on. > > The manuals I am looking for (some hope!) are : > > The full P854 CPU technical manual (the one I have does not include the > microcode source, that is 'to be > supplied'). > > Information on the hard disk controller for the X1215 in the P854 chassis. > This is one eurocard with > an 8X305 or something on it. I have some handwritten notes + a block diagram > nothing more. > > P850 Core memory module technical manual > > P850/855 series I/O board technical manuals. > > It is possible I could get the manuals I have scanned if there is any serious > interest > > -tony
There are some manuals online, but those are from the software side: http://www.theoengel.nl/P800/ and http://electrickery.xs4all.nl/comp/divcomp/doc/index.html. > > > > P850 I/O board technical manuals Fred Jan
