PDP-11/70 debugging advice
fritzm at fritzm.org
Sun Jan 31 21:04:28 CST 2021
> Yeah. I want to get the fans installed and then go triple-check all the power signals and get the voltages dialed in nicely. But then things come out on extenders :).
Yup -- I'm surprised how picky my '45 is about +5 undervolt; it really seems happiest with trimmed up to about 5.1 at the backplane.
Looks like E106 on the RAC (M8123) might be a good place to start (drawing RACA, lower left.)
More information about the cctech