[TechAssist] Re: Emerson combo model EWC1902

  • From: peggs <peggs@xxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx, techassist@xxxxxxxxxxxxx
  • Date: Mon, 18 Apr 2005 11:44:45 -0700

d615 probably shorted because of an overvoltage condition.
this may be one of the models with the mounting screw in the rear/center of the
pcb,that cracks the board.The screw is near the opto.
A couple of cracked traces cause no feedback to the primary,thus the primary is
driven wide open.

Peggs

At 08:08 AM 4/18/05, Gary McCartney wrote:
>According to manual for model EWC1302,(note the 1302 instead of 1902)
>
>D615 is: 1ZC33 or RD33FB (looks like it is 33V?)
>
>Q605 is: 2SC2785/F/H/J or KTC3198 or KTC3199 or 2SC1815
>
>
>
>
>Gary McCartney
>
>McCartney Electronics
>Guelph Ontario Canada
>Est. 1984
>email: gary (at) number63.ca
>
>
>
>
>
>
>
>Avery Boyd wrote:
> > Located in the power supply is d615 a zenor and q605 would someone have the
> > value of these? thanks avery.
> > Avery Boyd
> > 4666B S. Mingo
> > Tulsa OK 74146
> > Phone 918-665-2400
> >
> > 
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