[TechAssist] Re: JVC TV Model AV-3590S,Vertical FIX
- From: "Darrell Goodrich" <darrellgoodrich@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 3 Aug 2004 16:06:29 -0500
I've been away from shop for several days just now getting back to this JVC
6" wide expand at top of screen. AL marquate hit on the head it was the D421
coming off of flyback, also replaced C423 100mfd, (high esr) thanks to all
that replied.
Darrell
GOODRICH ELECTRONICS
----- Original Message -----
From: "Shoreline Electronics" <jstielau@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, July 19, 2004 5:35 PM
Subject: [TechAssist] Re: JVC TV Model AV-3590S,Vertical
> 1st ............try to avoid the NTE on the vertical , get a good original
> one.
>
> Sound like a bad electrolytic right in that area.
>
>
> =================================
> Jeff Stielau
> Shoreline Electronics Repair
> 344 East Main Street
> Clinton,CT 06413
> (860)399-1861
> (860)664-3535 FAX
> jstielau@xxxxxxxx
> =================================
> ----- Original Message -----
> From: "DARRELL GOODRICH" <darrellgoodrich@xxxxxxxxxxxxx>
> To: "TECHASSIST" <techassist@xxxxxxxxxxxxx>
> Sent: Monday, July 19, 2004 6:12 PM
> Subject: [TechAssist] JVC TV Model AV-3590S,Vertical
>
>
> > JVC TV Model AV-3590S, when set is fired up the vertical sweep has
> expanded 5" band at top of screen, after 15-20 minutes the band will
> decrease and picture returns to normal. I replaced the UPC1498H vert. IC
> with NTE1767 lost all vertical, stuck in another Nte1767 got vertival back
> but same problem. no schematic or archives on this model I see D421? and
> D426 next to vert. IC
> > any help,info. Thanks Darrell
> > Goodrich Electronics
> > darrellgoodrich@xxxxxxxxxxxxxx
> >
>
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