[TechAssist] Re: Mitsubishi Model CS-3515R\vertical problems
- From: Eric Manuel <tvman@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 19 Apr 2005 22:09:28 -0230
Armando somt tips for you Eric
CS3515R STRETCHED VERTICAL REPLACE C4E3 UNDER BOARD 25V1
CS3515R VERTICAL C4E4 100/35, C4E5 220/35, C4E2 100/35,
LA7838 IC
CS-3515R Vertical foldover at top when cold. Replace C5J7 3p
at
500V
Eric
E M Electronics
Deer Lake Nfld
Canada
tvman@xxxxxxxxxxxxxxx
armando guerra wrote:
> I have this set that came in with no vertical at all,just a line across
> center .I replaced the LA7838 and the resistor that supplies the vcc to
> the ic.I powered the tv on and not enough vertical defflection.I
> replaced 3 caps in the vert.ckt and I now have a full screen but there
> are 3 black lines about 6 inches from the top,like vertical
> foldover.Also,the top portion of the images,for example the head of a
> person is stredged.I replaced some more caps but still not right.I am
> working without a service manual.Maybe somebody that has winstips will
> have a tip or maybe a print of the vertical ckt so that I can trace the
> problem.I am thinking eighter a diode is bad or a resistor increased in
> value in the pump-up ckt but need the print.Thanks for your help.
> Mando
> Birdie's TV & Electronics
> Casa Grande, AZ
>
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