[TechAssist] Re: Zenith Z46Z70V, no video, convergance problem?

  • From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Tue, 30 Sep 2003 15:31:54 -0500

Yes, for the second day in a row. I had 70 emails when I came in this
morning but hardly any activity all day yesterday.
**************************************************
Jim Myers
Since 1972
Telrad Electronic Services Co.
Fort Wayne, IN 46815
*************************************************
----- Original Message ----- 
From: "al m" <ampm@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, September 30, 2003 12:04 PM
Subject: [TechAssist] Re: Zenith Z46Z70V, no video, convergance problem?


I sent the message below at 10;30 this morning and just got it at
1:00.What's up.Is anyone else having this delay.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message ----- 
From: "al m" <ampm@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, September 30, 2003 10:07 AM
Subject: [TechAssist] Re: Zenith Z46Z70V, no video, convergance problem?


> Check R3243 and R3244
> Al Marquardt
> ampm@xxxxxxx
> Al Marquardt Electronic Repair
> 206 W Main
> Girardville Pa. 17935
> ----- Original Message ----- 
> From: "John @ Myers TV" <myerstv@xxxxxxxx>
> To: "Tech-assist" <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, September 30, 2003 8:32 AM
> Subject: [TechAssist] Zenith Z46Z70V, no video, convergance problem?
>
>
> > Hi all,
> >
> > Here's the deal; I have a Zenith M # Z46Z70V, using the 9-1690 module.
It
> > has no video, but one set of curved red & green lines at the top of the
> > screen.
> >
> > The fuse resistors to the convergance IC's were open, so I changed them,
> and
> > the convergance output IC's. I still have the same symptom, but the +
/ -
> > 16V supplies are restored to the chips.
> >
> > I'm wondering if someone has seen this failure mode for the convergance
> > board?
> > I'd feel like you-know-what, if I changed the board to find out that I
had
> a
> > 2'nd problem elsewhere in the set.
> >
> > Thanks,
> >
> > John Myers
> > Myers TV Service Co.    Since 1984
> > Alliance, OH
> > Voice: 330-821-6545
> > myerstv@xxxxxxxx
> > http://members.ebay.com/aboutme/tvguy07/
> > http://members.ebay.com/aboutme/threads_r_us/
> >
> >
> >
>
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>


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