[TechAssist] Mitsubishi CS3520R : Scan Needed of SMPS

  • From: "Shoreline Electronics" <jstielau@xxxxxxxx>
  • To: "Tech Assist Group" <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 1 Aug 2003 10:03:31 -0400

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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