Recent content by Neuromancer

Above are photos of the 4959 (note the lots of open space) and the 4956. This unit also has an attached 4963 hard disk and a 4964 half bay floppy drive attached. And this photo is of the backside, which does at least show cables going from and to various things, including the I/O Expander. But...

We're looking to recover a Series/1 rack on Saturday, and I can't find any obvious manuals on Bitsavers for the 4959 I/O Expansion Module. In particular, it looks like the front side of the 4959 only has 1 card in it and is mostly empty, but I'm not sure about the back side of it. So among other...

Last year there was a VCF Berlin in mid-October. Does anyone know if this will happen again this year, and when? Their website only lists 2023 at this point, and doesn't have an updated page for 2024.

So we recently acquired an old Microdata 3200, which has 2 power supplies (not sure if either work) and the "maintenance panel" (i.e. not the basic panel). It has 2 separate 8K RAM cards, and we think it's complete but the card names are slightly different than we found in some documentation...

We at the Sprawl Library have recently acquired a Unisys ES7000 system from the lovely state in which we live. It came without hard drives of any kind, nor was there any documentation included. Otherwise the system is comprised of what appears to be an 8 node, 2 domain system with 2 cabinets...