[TechAssist] Re: SYMPHONIC TV/VCR, M:TVCR9F1, power supply problem

  • From: "J Silverman" <greentron@xxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 14 Oct 2002 20:11:30 -0400

IC651 is a 3 terminal 7806 regulator.
Jerry Silverman
Greentron Inc
4 Newland Ave
Greenville SC 29609
864 232 3889
Fax 271 2080
mailto:greentron@xxxxxxx
----- Original Message -----
From: "matt sherer" <m.sheer@xxxxxxxxxxxxx>
To: "techassist" <techassist@xxxxxxxxxxxxx>
Sent: Monday, October 14, 2002 2:12 PM
Subject: [TechAssist] SYMPHONIC TV/VCR, M:TVCR9F1, power supply problem


>
> Symphonic
> TV/VCR
> Model: TVCR9F1
> When you plug the unit in,it comes on automatically.  Loud buzz from the
> speaker, no button functions work.  dark pic but turning up the screen on
> the flyback bring sup a raster.  checked caps in the ps and found nothing.
> This is a 120vac/12vdc model.  I found a tip in database to check for
IC651
> and did not find that chip.  PS and deflection share the same board.
Anyone
> know some test points to check the PS voltages?  TIA!!
>
>
> Gear Guy
> Electronic repair
> A/V systems design, maintenance and installation
> AMX programming
> Matt Sherer, CET
> 1411 Honeysuckle Lane
> Champaign, IL 61821
> (217)356-9479
> m.sheer@xxxxxxxxxxxxx
>
>
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