VAX 4000-500 PSU Overload?

Richard Loken richardlo at
Fri Dec 11 10:45:16 CST 2015

On Thu, 10 Dec 2015, Jon Elson wrote:

> On 12/10/2015 04:30 PM, Robert Jarratt wrote:
>> My VAX4000-500 will no longer power up, with the PSU starting up and then

> Most likely there is a failed capacitor somewhere.  Look

My doctor once said to me that all problems in the head involve teeth and I
can safely make a similar exageration:

	All electronic failures involve capacitors

And this becomes (most repulsively) even more true when switch mode power
supplies are involved.  Keeping that in mind will usually help with

   Richard Loken VE6BSV, Unix System Administrator : "Anybody can be a father
   Athabasca University                            :  but you have to earn
   Athabasca, Alberta Canada                       :  the title of 'daddy'"
   ** richardlo at **             :  - Lynn Johnston

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