[TechAssist] Re: Mitsubishi CS3520R : Scan Needed of SMPS
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 2 Aug 2003 00:42:43 -0400
We are good on this one.. Found a trace that was open from capacitor ooze.
==========================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
==========================
"If you push something hard enough it will fall over."
Fudd's First Law of Opposition - Sir Sidney Fudd
----- Original Message -----
From: "armando guerra" <birdie@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, August 01, 2003 5:24 PM
Subject: [TechAssist] Re: Mitsubishi CS3520R : Scan Needed of SMPS
> Did you get this ps going yet? If not I'll check and see if I have the
manual.
> Mando
> Birdie's TV & Electronics
> Casa Grande, AZ
>
> Shoreline Electronics wrote:
>
> > Make : Mitsubishi
> > Model : CS3520R
> > Problem : SMPS not oscillating
> >
> > Replaced the 470/50V cap(C914) and the 10/100V cap ( Usually culprits)
> > Replaced R903(220K) for good measure. Replaced the STRS5141G ( Twice!)
> >
> > Still no oscillation! No shorted diodes! All traces in tact!
> >
> > Anyone have a scan of this simple circuit that is eluding me!
> >
> > ==========================
> > Jeff Stielau
> > Shoreline Electronics Repair
> > 344 East Main Street
> > Clinton,CT 06413
> > 860-399-1861
> > 860-664-3535 (fax)
> > jstielau@xxxxxxxx
> > ==========================
> > "If you push something hard enough it will fall over."
> > Fudd's First Law of Opposition - Sir Sidney Fudd
> >
> >
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