5 Oct
2025
5 Oct
'25
5:47 p.m.
Oh good. I keep a lot of stuff on crystel.com/pdp in the event other archives go bad
hopefully there are things people can use. Like the dsm11 disk and whatnot
On October 5, 2025 5:11:44 PM EDT, Gavin Scott via cctalk <cctalk(a)classiccmp.org>
wrote:
Now available on Bitsavers...
https://bitsavers.org/pdf/emulex/PD9951002A_Emulex_Disk_Capacity_Patches_to…
On Sun, Oct 5, 2025 at 10:02 AM Christopher Zach via cctalk
<cctalk(a)classiccmp.org> wrote:
>
> Hi all!
>
> I noticed that while the Emulex SC03-B1 manual is on Bitsavers, the
> instructions for how to patch and use this board on a 22 bit Q Bus
> system are not. In the manual it says to "Write emulex".
>
> Fortunately I did 40 years ago and I have the "Emulex Disk Capacity
> Patches to DEC PDP-11 Operating Systems" manual which is now scanned and
> online at https://www.crystel.com/dec/sc03
>
> Emulex document ID is PD9951002 Rev A, March 1983. Covers Rsx11M 3.2,
> 4.0, RSTS/E, and M+ versions at that time.
>
> Every page is scanned as a 300 DPI TIFF image, and there is a PDF
> version of the whole manual as well.
>
> Apparently they use the RH70 Unibus driver (which supports 22 bit
> without the unibus map) and then change a few bits to make it work on Q
> Bus.
>
> Enjoy and bitsavers owner please stick this in your archives as well.
>
> Chris
>