Re: Toshiba CF27E50 squashed vert
On Wed, 29 Jun 2005 03:42:47 GMT, Adam Stouffer
<adam_stouffer@xxxxxxxxxxx> put finger to keyboard and composed:
>Hello all, I acquired a Toshiba CF27E50 tv that seems to have a problem
>with the vertical. The picture is squashed about 2 inches below the top
>of the screen.
>
>I ordered the schematics and service info from Sams and checked all the
>voltages on the TA8427K vert amp chip and they were ok. The service info
>said to replace 4 caps which I did (but with pulls from scrap). So their
>condition may be questionable.
>
>Is it worth looking at anything with a scope or should I just replace
>the TA8427K and all the caps in the surrounding area? Thanks.
FWIW, some Toshiba models have a small electro cap near the jungle IC
(TA8718N) that causes the same symptoms. IIRC, it's about 2.2uF 50V.
- Franc Zabkar
--
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Relevant Pages
- Toshiba CF27E50 squashed vert
... The picture is squashed about 2 inches below the top of the screen. ... I ordered the schematics and service info from Sams and checked all the voltages on the TA8427K vert amp chip and they were ok. ... Is it worth looking at anything with a scope or should I just replace the TA8427K and all the caps in the surrounding area? ...
(sci.electronics.repair) - Re: Toshiba CF27E50 squashed vert
... Replace the associated electrolytic capacitors in the vertical deflection ... I acquired a Toshiba CF27E50 tv that seems to have a problem ... > I ordered the schematics and service info from Sams and checked all the ... > said to replace 4 caps which I did. ...
(sci.electronics.repair) - Re: Toshiba CF27E50 squashed vert
... I remember there are a red cap locating other place of verit circuit. ... I acquired a Toshiba CF27E50 tv that seems to have a problem ... > I ordered the schematics and service info from Sams and checked all the ... > said to replace 4 caps which I did. ...
(sci.electronics.repair) - Re: Broken Toshiba... any advice?
... >> cut distortion line either, it fades into the more distorted area. ... > This is a common problem, the hyper board has bad caps on it. ... > boards on the *H81 version of the Toshiba have about 16 caps that Toshiba ...
(alt.tv.tech.hdtv) - Re: Broken Toshiba... any advice?
... The bottom 3/4 of the screen blinks to ... > cut distortion line either, it fades into the more distorted area. ... the hyper board has bad caps on it. ... boards on the *H81 version of the Toshiba have about 16 caps that Toshiba ...
(alt.tv.tech.hdtv) |
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