[TechAssist] Re: Mitsubishi Model CS-3515R\vertical problems
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 20 Apr 2005 07:55:08 -0400
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Text pasted from WinSTIPS 2.0
http://www.ServiceSoftware.com
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MITSUBISHI CS3515R
Vertical Foldover On Top - Caps Didn't Fix It
TV Doctor - T.O., Ca
Bad Pump Up Diode Between Pin 8 13 Of Vertical Out Ic
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MITSUBISHI CS3515R
Vertical Vertical Overscan
From Mitsubishi
Replace C4e3 (1uf/35v) On Pin 6 Of Ic4e1 On The Defl/Pwr-Pcb.
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==========================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
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----- Original Message -----
From: "armando guerra" <birdie@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, April 19, 2005 8:18 PM
Subject: [TechAssist] Mitsubishi Model CS-3515R\vertical problems
>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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