[TechAssist] Re: Zenith Projection TV Z56Z83R8 Convergence trouble
- From: "Tech Repair CD support" <support@xxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 22 May 2002 22:01:00 -0400
John,
They are on the 9-1690 board.
All three are something like 80 some pins DIP.
Jeff
FAX 717-564-4952
Intrepid Video & Electronics
501 Luther Rd
Harrisburg PA 17111-2055
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----- Original Message -----
From: "John Wilkerson" <ctn15261@xxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, May 22, 2002 7:04 PM
Subject: [TechAssist] Re: Zenith Projection TV Z56Z83R8 Convergence trouble
>
> What board are those IC's on? I didn't see them on the 9-1690 board.
> John Q Wilkerson Jr
> John Q's TV Repair
> Selmer, Tenn 38375
> 731-632-1144
> ctn15261@xxxxxxxxxxxxxx
> ----- Original Message -----
> From: coach <coach@xxxxxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, May 22, 2002 12:13 PM
> Subject: [TechAssist] Re: Zenith Projection TV Z56Z83R8 Convergence trouble
>
>
> >
> > We had the same problem with 2 Zenith 9-1690's lately and the FIX was to
> > replace the IC4000, IC 4001 or IC4002. Pins 40 and 41 were lower ohms
> > compared to the other 2.
> >
> > Coach
> > www.athometvservice.com
> > 4975 W. 80th
> > Westminster, CO 80030
> > 303 722-3333
> >
> > ----- Original Message -----
> > From: "John Wilkerson" <ctn15261@xxxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Tuesday, May 21, 2002 12:07 PM
> > Subject: [TechAssist] Zenith Projection TV Z56Z83R8 Convergence trouble
> >
> >
> > > Customer brought this set in to the shop. The blue convergence was off
> and
> > couldn't be adjusted and the blue lettering on the top of the screen was
> > just dashes. I checked R3243 and R3244 on the deflection board and they
> were
> > ok. Put in new STK392-110 IC's on the convergence board and powered up
> the
> > tv. R4163 and R4162 burnt quickly and R4160 and R4161 burned slower on the
> > convergence board. I had changed these resistors with 1 ohm resistors. Is
> > that the correct value for these resistors? Any help will be appreciated.
> > >
> > > John Q Wilkerson Jr
> > > John Q's TV Repair
> > > Selmer, Tenn 38375
> > > 731-632-1144
> > > ctn15261@xxxxxxxxxxxxxx
> > >
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