[TechAssist] Re: Need VS-4544 schematic

  • From: "Shoreline Electronics" <jstielau@xxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 23 Jan 2006 12:27:58 -0500

Can you scope the collector at startup and see if the pulse is clean or 
distorted?

Keep in mind , these sets have a discrete Horizontal Output section and a HV 
section.

==========================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
========================

----- Original Message ----- 
From: "Tri-County Tv" <tricountytv@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, January 23, 2006 12:18 PM
Subject: [TechAssist] Need VS-4544 schematic


> Hello everybody,
>                        I am in desperate need for a schematic and any 
> repair tips for this old Mitsubishi Big screen. It shuts down at turn on, 
> and draws heavy current from H.O.T I suspect the flyback but it rings good 
> so maybe a shorted internal high voltage diode. I have a feeling this will 
> be very hard to find. I am ready to put a match to this dog! I think the 
> chassis is VZ3 Any help would be greatly appreciated.
> Thomas Berger
> Tri-County TV
> Robbinsville
> North Carolina 28771
> Ph--828-479-6043
> Fax-828-479-4868
> (tricountytv@xxxxxxxxxxxxx)
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