[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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