[BC] THE-1: Magic Smoke Escaping

WFIFeng@aol.com WFIFeng
Fri Feb 2 22:24:26 CST 2007


In a message dated 02/02/2007 3:09:45 PM Eastern Standard Time, 
tpt at eurekanet.com writes:

> Fixing one of these boxes for a friend. Whoever he got it from rode it hard 
&
>  put it away wet.
>  
>  After I replaced most of the caps it finally stopped blowing fuses.  
However,
>  now it smokes the 10 ohm resistor in the modulator module.  This is 
between 
> the incoming 20 volt line and the -15 3 pin regulator.
>  
>  Anyone else run into this? I've already changed the regulator.

How about the rectifier? A shorted diode could be sending AC thru that R and 
into the caps. Do you have an O'scope? That will tell you a lot when you look 
at the signal on that resistor.

Willie...


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