[TechAssist] Re: Zenith Projection TV Z56Z83R8 Convergence trouble
- From: "Coach" <coach@xxxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 22 May 2002 20:47:33 -0600
They are 42 pins each and have a Pioneer code on them. No wonder they
fail....
Coach
www.athometvservice.com
4975 W. 80th
Westminster, CO 80030
303 722-3333
coach@xxxxxxxxxxxxxxxxxxx
-----Original Message-----
From: techassist-bounce@xxxxxxxxxxxxx
[mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of John Wilkerson
Sent: Wednesday, May 22, 2002 5:04 PM
To: techassist@xxxxxxxxxxxxx
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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