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Cables
It’s a sad fact that when an 8870 is removed the animals in charge usually just cut through all the cables. I’ve seen keyboard cables cut because they couldn’t figure out how to removed a SAS connector – it ain’t rocket science. Anyway, I’ll list here all the information I can find and figure-out on…
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Communication interface personality boards
There are many different ways to connect an 8870 to it’s VDUs, printers and the outside world in general. The 8870 supports PLC (Programmable Line Controller) devices that provide a lot of interface options and protocols but for general connectivity of VDUs and modems, the ALME (Asynchronous Line Multiplexer Extended) is the preferred and easiest…
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LFI List
Everything in a Nixdorf machine has an LFI plate stamped or stuck on it; basically a unique part number. This list will give the main LFI numbers for 8870/Quattro machines and those for any other machines I’ve discovered. 1526-xx 8890 DAP4 VDU CPU Processor 16K RAM 1528-01 8870 DAP4 VDU CPU Processor 16K RAM 1528-03…
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When the Logfile is full
At some point the system logbook or logfile is going to fill up and need to be printed. Some operating system version offer a reset logfile program, usually available on the Manager or System selectors, but it’s not available on all operating system versions, and unless you are running your system in a live environment,…