Date   : Sun, 15 Jun 2003 18:34:12 +1300
From   : Michael Foot <mjfoot@...>
Subject: Re: BBC  B PSU delay

Hi,

In message <4c025aa0e3info@...>
          Sprow <info@...> wrote:

> In article <779b2a24c%mjfoot@...>,
>    Michael Foot <mjfoot@...> wrote:
> > Hello,
> >
> > My Model B takes a couple of minutes to start up from a cold switch on, 
> > but starts straight away everytime after that. Could someone remind me 
> > which part of the PSU needs replacing to cure this?
> 
> Time to replace the startup capacitor.
> From memory its a 100uF capacitor sat on its own nearer the mains end.If you
> can take a photo of it and email it to me I'll point it out - I only have
> Masters here at the moment.

I don't have a digital camera, so this is a difficult for me. There is
a diagram in the BBC B Service Manual you could look at. If you can use
this to let me know the part code and location it would be good.

> Recommend replacing it with a 105 deg C one so it doesn't dry out so fast
> (well,21 years isn't too bad),

I'll have to see what's available, but if I can get one of these I will.

Thanks,

Mike.

-- 
Michael Foot <mjfoot(at)paradise(dot)net(dot)nz> *
http://homepages.paradise.net.nz/mjfoot/
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