In article ,
Andy Burns wrote:
The wirewound resistor was burnt to a crisp (the lamp didn't fail
spectacularly just flickered then faded away) all the surrounding SMDs
looked like their solder was cooked and discoloured, one surface
resistor had melted away from the PCB, so looks like long term
overheating.

Seems like the guts of the 13W are pushed too hard.

It's what happens with CFLs too. I'd guess they use a large fan to keep
them cool when testing.

Proably the same lab as VW.

--
*How many roads must a man travel down before he admits he is lost?

Dave Plowman London SW
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