[TechAssist] Re: Zenith Model SY3581DT/ Has sound but no pix.
- From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 16 Dec 2004 07:15:52 -0500
I forgot to mention as a matter of routine to also replace R5110, R5111, and
R5112 on the CRT board with 120K, 1 watt due to their high failure rate.
Bob Waterman, CET® #RI-28
Master Technician License #9109
Service Manager / Parts Manager
Gemini Computer, TV, & Security Alarms
(508)695-7302
(508)695-7769 FAX
geminitv@xxxxxxxxxxx
----- Original Message -----
From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, December 16, 2004 7:07 AM
Subject: [TechAssist] Re: Zenith Model SY3581DT/ Has sound but no pix.
> ---------------------------------------------------------------
> Text pasted from WinSTIPS 2.0
> http://www.ServiceSoftware.com
> ---------------------------------------------------------------
>
> ZENITH 9-1672
>
> Video - None Powers Up / Audio Ok / Increase Screen To See Gray Raster
>
> Walter Wood
>
> If No Osd Either, Then Try R3234 110k Off Flyback. Probably Have To Remove
> To Test.
>
> ---------------------------------------------------------------
> ---------------------------------------------------------------
> Text pasted from WinSTIPS 2.0
> http://www.ServiceSoftware.com
> ---------------------------------------------------------------
>
> ZENITH 9-1672-01
>
> No Video Or Osd, Hv & Audio Ok
>
> Greg Boyd
>
> R3234: 110k ( Off Pin 3 Of Ihvt)
>
> ---------------------------------------------------------------
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager / Parts Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxx
>
>
>
>
> ----- Original Message -----
> From: "armando guerra" <birdie@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, December 15, 2004 12:13 PM
> Subject: [TechAssist] Zenith Model SY3581DT/ Has sound but no pix.
>
>
> > This set has high voltage and sound but no pix,dark screen.The voltage
> > at the video outs is at 270v.G2 is 425v.If I bring up the screen
> > control,I get a faded raster with retrace lines.Pix tube test ok.I had
> > in my notes to check R3234 and 3219 but both are ok.
> > Using ext jacks has the same problem.This set uses a 9-1672-01 for
> > smps,9-1675-01 for signal module and the 9-1298-03 for crt bd.If anyone
> > has any tips or suggestions on this problem,please advice.Thanks.
> > Mando
> > Birdie's TV & Electronics
> > Casa Grande,AZ
> >
> >
>
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