[TechAssist] Re: Zenith Z52Z95D8 9-1674 SWEEP 9-1690 CONVERGENCE. update
- From: gulftech@xxxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Sun, 23 Jan 2005 15:03:04 -0600
That is affirmative. The STK392-180 is a proper upgrade for the -110. I
think the key may be where the chip comes from. I have certainly had
trouble with convergence chips before. Will never again buy the
TT-series IC's.
Ken Smith
Gulf Technical Services
3034 Gulf Breeze Parkway
Gulf Breeze, FL 32563
850-934-8324 (Voice), 850-932-0819 (fax)
On Sun, 23 Jan 2005 13:52:02 -0500 "al m" <ampm@xxxxxxx> writes:
> Thanks Pete. I saw on here to replace them with 180's????
> Al Marquardt
> ampm@xxxxxxx
> Al Marquardt Electronic Repair
> 206 W Main
> Girardville Pa. 17935
> ----- Original Message -----
> From: "pete" <tvtech@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Sunday, January 23, 2005 1:47 PM
> Subject: [TechAssist] Re: Zenith Z52Z95D8 9-1674 SWEEP 9-1690
> CONVERGENCE.
> update
>
>
> > al think you should replace buth ics with a 110 number and see
> what
> > happens
> > Ive never used 180s to replace 110s
> >
> > good luck
> >
> > Pete
> > Perdomo Tv Inc Since 1972
> > Miami.Fl
> > ----- Original Message -----
> > From: "al m" <ampm@xxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Sunday, January 23, 2005 10:04 AM
> > Subject: [TechAssist] Re: Zenith Z52Z95D8 9-1674 SWEEP 9-1690
> CONVERGENCE.
> > update
> >
> >
> >> If someone gets a 9-1690 convergence board in, could you please
> let me
> >> know
> >> if the blue convergence heatsink should be running hotter than
> the red
> >> one.
> >> Mine is running at 138f deg..
> >> 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: Wednesday, January 19, 2005 4:18 PM
> >> Subject: [TechAssist] Re: Zenith Z52Z95D8 9-1674 SWEEP 9-1690
> >> CONVERGENCE.
> >> update
> >>
> >>
> >>>
> >>> This set the blue convergence was replaced with a STK392-180.
> The
> >>> picture
> >>> is
> >>> good but the heat sink that the IC is on is measuring 139Fdeg.
> The red
> >>> heat
> >>> sink is a lot cooler. I have changed all caps on the board and
> checked
> >>> all
> >>> the other components. There is a -5V regulator on this heat
> sink. The
> >>> voltages are all correct on the board. Could this heatsink be
> running
> >>> hotter
> >>> than the other one because of the -5V regulator? Could this be
> normal?
> >>> All
> >>> the heat seems to come from the -5V regulator. When I measure the
> temp
> >>> on
> >>> the IC it is cool but on the regulator it is 138F. Am I chasing
> a ghost
> >>> again with this being normal? Thanks.
> >>> Al Marquardt
> >>> ampm@xxxxxxx
> >>> Al Marquardt Electronic Repair
> >>> 206 W Main
> >>> Girardville Pa. 17935
> >>> ----- Original Message -----
> >>> From: "al m" <ampm@xxxxxxx>
> >>> To: "tech assist" <techassist@xxxxxxxxxxxxx>
> >>> Sent: Saturday, January 08, 2005 11:44 AM
> >>> Subject: [TechAssist] Zenith Z52Z95D8 9-1674 SWEEP 9-1690
> CONVERGENCE.
> >>>
> >>>
> >>>> This set had no power. I replaced the B+ diode and the set ran
> but the
> >>>> blue
> >>>> convergence was off. Changed the blue convergence IC (
> STK392-110 with
> >>>> STK392-180). The Ic's are running hot. How hot are these
> supposed to
> >>>> run.
> >>>> I
> >>>> can keep my finger on it but it is hot. I may have something
> more wrong
> >>>> with
> >>>> the power supply.
> >>>> Al Marquardt
> >>>> ampm@xxxxxxx
> >>>> Al Marquardt Electronic Repair
> >>>> 206 W Main
> >>>> Girardville Pa. 17935
> >>>>
> >>>>
> >>>>
> >>>>
>
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> >>
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