[TechAssist] Re: JVC TV AV-27D302-6 skinny horizontal lines in picture
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 11 Nov 2004 07:30:07 -0500
The lines are only at the top?
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "John H Smit" <jhsm@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, November 10, 2004 10:43 PM
Subject: [TechAssist] JVC TV AV-27D302-6 skinny horizontal lines in picture
> Hello to all
> I first when I got this TV the vertical was shrunk about 4 inches.
> And it had white skinny lines in the top of the picture.
> I found C424 bad a 100uf-35V,after I replaced it the picture looked really
> good and filled in at the top.
>
> The lines are not visible in the picture,but when I change channel it
> shows
> the lines still in the black between changing.
> So I can not let it go this way of course.
> I checked C425.C427 and C 428,but they check good also the ESR on them is
> good.
> I would appreciate if someone would know which one I still mist,since I do
> not have a S/m yet.
> I really do not think that IC421 the vertical IC would do this it is a
> LA7840 chip.
> Unless someone would know different.
> Thank you in advance
> John H Smit
> Smit's TV Service
> Box10
> Gunnison Utah 84634
> 800-355-4948 Fax&Phone
> 435-528-7955 Fax&Phone
> jhsm@xxxxxxxxxx
>
>
>
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