[TechAssist] Re: Zenith Z52Z95D8 9-1674 SWEEP 9-1690 CONVERGENCE. update
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sun, 23 Jan 2005 19:36:32 -0500
These came from B&D. I too will not use the TT's. Got 5 STR53041's and all
were bad.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: <gulftech@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Sunday, January 23, 2005 4:03 PM
Subject: [TechAssist] Re: Zenith Z52Z95D8 9-1674 SWEEP 9-1690 CONVERGENCE.
update
> 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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