PDP-11/44

I got this beauty from Geert Rolf, thanks Geert!!

This is now a dump of things I learn and need to keep; it should be organized later.

• Inventory

• Unibus, Uniprobe, Unibone…

  • The Unibone I2C panel

• Boot PROMs

Problems and fixes

• zmspc0 test failure

Operating systems

• rsx-11

Running diagnostics

• Creating a tu58 (or console) serial cable

• Using tu58 emulation to run the xxdp tests from tape images

• The XXDP Diagnostics

• Investigating and testing the H7140 PSU

First powerup with only 5 cards (M7094..M7098):

Open

Useful tools:

• xxdpdir.pl: read DEC disk image files

  • xxdpdir.pl --image=xxdp25.rl02 --directory to get a directory from that file

DEC related mailing lists and groups

• The Unibone mailing list

• The Vintage Computer Federation forii

Useful links

• Vt320 Power supply repair

• https://www.pdp-11.de/index.php/2018/06/09/dec-pdp-11-34-m9312-with-new-bootproms/

• https://ak6dn.github.io/PDP-11/M9312/ Boot PROM files (also for the M7098 Unibus Interface)

• But with the PROM types noted too