On 14 Jul, Steve Woodford <steve@mctavish.demon.co.uk> wrote:

> Basically, it looks like the main MOSFET (Q1) goes for a Burton, and
> takes the switching regulator (U1) with it. Hardly surprising really,
> since the MOSFET failing can potentially expose U1 to full-wave
> rectified mains... I'm just amazed the fuse didn't blow.

First rule of mains power;
The device will fail to protect the fuse.

I apologise for that completly pointless post, but from experience, it is
true :-(

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