good news as far as power supply goes. On Mon, Oct 5, 2015 at 4:02 PM, Henk Gooijen <henk.gooi...@hotmail.com> wrote:
> -----Oorspronkelijk bericht----- From: william degnan Sent: Monday, > October 05, 2015 8:59 PM To: General Discussion: On-Topic and Off-Topic > Posts Subject: Re: PDP-11/10 repair started > What are the DC LO and AC LO values off the backplane? Do they change when > you insert the CPU card. (one at a time). > -- > Bill > vintagecomputer.net > > ========= > I measured AC LO and DC LO with a scope while both CPU boards are in > the backplane. Both measured 4.6 V, there was a ripple of 130 mV > (looked like a sawtooth signal). I did not see spikes. > > - Henk > -- Bill vintagecomputer.net