PDP8/a Initial Power Up

Noel Chiappa jnc at mercury.lcs.mit.edu
Fri Nov 2 11:58:01 CDT 2018

    > From: Columbia Valley Maker Space

    > The unit starts up and displays some data on the displays

You're lucky that worked. Old power supplies need to be brought back to
life in stages.

    > something I can enter via the keypad. ... if you are going to suggest
    > some tests, I need complete instructions. I don't know how to modify a
    > memory location, let alone enter and check a program.

Find all the PDP-8/A documentation online that you can (e.g. Bitsavers) and
download and read it; that will cover how to use the front panel.


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