[TechAssist] Re: Toshba CF30D50 tac9440
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 17 Sep 2003 21:16:13 -0400
Not sure about the vertical readings Tomlee. Still sounds like The pulse is
too high. You know I had a Toshiba a while back that was doing the same
thing and it turned out to be the shutdown transistor was leaky. Do you have
a manual?
al marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "Trac Dang" <t8872695@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, September 17, 2003 3:51 PM
Subject: [TechAssist] Re: Toshba CF30D50 tac9440
> Hi Al.
> I did ring the yoke result 14 rings .My sencore said with flyback should
be
> 9 rings or above . But some vertical yoke It is only 4 or 5 rings . As my
> thinking every yoke or tranfomer must be 9 rings or above to consider
> good.What is your idea?.I will ring the fly back today. Thanks AL
> Dang TD electronics
> 18546 sherman way
> ----- Original Message -----
> From: al m <ampm@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, September 17, 2003 10:17 AM
> Subject: [TechAssist] Re: Toshba CF30D50 tac9440
>
>
> > Tomlee, do you have a ringer to ring the flyback and yoke?
> > al marquardt
> > ampm@xxxxxxx
> > Al Marquardt Electronic Repair
> > 206 W Main
> > Girardville Pa. 17935
> > ----- Original Message -----
> > From: "tomlee" <t8872695@xxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, September 17, 2003 12:43 PM
> > Subject: [TechAssist] Re: Toshba CF30D50 tac9440
> >
> >
> > > Hello Al and George .
> > > Check timing caps are ok. As I think with original yoke and flyback It
> run
> > > with higher current in HOT and make shutdown.If I substitute another
> yoke
> > It
> > > run cool and with no shutdown.May be yoke or flyback are not good due
to
> > the
> > > HOT was shorted? I have B+ is 115v.
> > > Dang TD electronics
> > > 18546 sherman way
> > > ----- Original Message -----
> > > From: "al m" <ampm@xxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Monday, September 15, 2003 3:38 PM
> > > Subject: [TechAssist] Re: Toshba CF30D50 tac9440
> > >
> > >
> > > > Check your timing caps Tomlee.
> > > > al marquardt
> > > > ampm@xxxxxxx
> > > > Al Marquardt Electronic Repair
> > > > 206 W Main
> > > > Girardville Pa. 17935
> > > > ----- Original Message -----
> > > > From: "tomlee" <t8872695@xxxxxxxxxxxxx>
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Sent: Monday, September 15, 2003 6:43 PM
> > > > Subject: [TechAssist] Toshba CF30D50 tac9440
> > > >
> > > >
> > > > > Hello fellas techs.
> > > > > I am working with Toshiba TV CF30D50 . It is a tough one.
> > > > > At the customer house The tv is shut down when turn on. Find out
the
> > HOT
> > > > is shorted and fuse for B+ is open.Replace
> > > > > all of them and resolder horizontal tranfomer driver pins.Now the
tv
> > is
> > > > still shutdown. But I hook up another horizontal yoke (a little bit
> > higher
> > > > empedance )the TV will turn on.I need some help from fellas
techs.TIA
> > > > > Dang TD electronics
> > > > > 18546 sherman way
> > > > > reseda, ca 91335
> > > > >
> > > > >
> > > >
> > >
> >
>
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