[TechAssist] Re: Samsung TXE2546 Tries to Start, then shuts right down
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 3 Sep 2004 13:43:58 -0400
Just a guess but is the scan feed back getting to the micro.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "art bevilacqua" <abevilac@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, September 03, 2004 1:25 PM
Subject: [TechAssist] Samsung TXE2546 Tries to Start, then shuts right down
> We are still battling this set, I've got the schematic and have determined
that all of the power supply voltages are good (130VDC, 5V, all standby's
etc).
>
> Scan derived voltages come up to proper levels and it sounds like high
voltage is coming up, but then the set shuts down.
>
> The waveforms around the flyback look good, no ringing at all. I can't see
any problems in the vertical or sound sections (chip voltages look ok).
>
> Has anyone solved a shutdown problem on one of these before?
>
> Thanks,
>
> Art Bevilacqua
> Essex Radio & TV
> 40 Main St
> Essex, MA 01929
>
>
>
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