[TechAssist] Re: Shouts down when cold, PTV375 LEI/MAG big screen

  • From: "davehuston" <davehuston@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 12 Nov 2001 20:48:35 -0500


Try this... I've run into this problem on a couple of PTV350's. ESR caps
C460 & C461 at the 9vdc standby source. Hope this helps.

----- Original Message -----
From: "Ron Miller" <rlmbkm@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, November 12, 2001 8:27 PM
Subject: [TechAssist] Shouts down when cold, PTV375 LEI/MAG big screen


>
> Sears model:6265450094 manf'91
> Magnavox chassis PTV 375-A001
>  Shuts down (HV)when cold,has sound,stays on long enough to see it has
> vert,video.Readings on D301 102vdc then ovdc,on J414 hv bleeder tap 19vdc
> then 0volts. These readings off of HV mod.
>  If one tries it a couple of times then it will run, and restart without
> problems.Have removed HV mod 00APW022-C003 esr'd caps and resoled it also
> pulled main pcb and checked it for bad connections.Any tips on it?
>  Set seems to be in fairly good condition outhwise.
> Ron Miller
> D.T.V. Texas
>
>
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