[TechAssist] Re: Line on screen. CTC167R. No picture
- From: Frank Luu <fkluu@xxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 17 Sep 2001 13:15:47 -0700 (PDT)
Hello good friend:
Thank you for your help. It is C4502.
I owe you one.
Many thanks again
Frank
--- Webster TV <webstertv@xxxxxxx> wrote:
>
> Frank,
>
> check 5v source voltage, possible bad diode cr4118
> or if vert. is down from
> top approx. 1" also, check for shorted filter c4502
> between pins 5&9 of
> vert. output u4501
> ----- Original Message -----
> From: Frank Luu <fkluu@xxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, September 06, 2001 8:46 AM
> Subject: [TechAssist] Line on screen. CTC167R. No
> picture
>
>
> >
> >
> > Hi all:
> > I also need help on this TV. Sound OK, no video
> signal
> > at all.Many lines (about 25 lines)... OSD OK.
> > All voltage such as 12v,-12v, 200v to crt,
> +15,26v,44v
> > check OK. Replaced brighness buffer transistor,
> video
> > buffer... still won't help. Any idea?
> > Many thanks
> >
> >
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