Date   : Mon, 15 Dec 2008 01:16:06 -0000
From   : jumbos.bazzar@... (Mark Haysman)
Subject: PSU Failure

Hi.

The X2 class capacitors fail, causing that smoke.

Change both the 0.1 and the 0.01, along with the 220uF startup cap while you 
have it out, and the PSU should be good for many more years.

RS 210-500 - PME271M610 0.1uF
RS 311-1024 - PME271M510 0.01uF
CPC CA04933 - 220uF 25v 105oC

Mark.

----- Original Message ----- 
From: "Phill Harvey-Smith" <afra@...>
To: "xx BBC micro mailing list" <bbc-micro@...>
Sent: Monday, December 15, 2008 1:09 AM
Subject: [BBC-Micro] PSU Failure


> Hi,
>
> Now I'm peeved, I've had two BBC power supplies go fiz and emit smelly
> smoke, seemingly from the transformer marked "high voltage" any idea
> what may have caused this.
>
> The odd thing is the PSU still seemed to be supplying power until I hit
> the off switch.
>
> Cheers.
>
> Phill.
>
> -- 
> Phill Harvey-Smith, Programmer, Hardware hacker, and general eccentric !
>
> "You can twist perceptions, but reality won't budge" -- Rush.
>
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>