[TechAssist] Re: Tech Line RCA help. P46770CK PTV169: Bad FBT
- From: "tvservice" <tvservice@xxxxxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 15 Nov 2002 08:30:16 -0600
Jeff,
after searching PartsfinderII for any R762 came up with only 2,
R1762 4.7meg 1/10 watt probably surface mount
and R4762 430 ohm 1watt. There is no R8762.
hth
Robert
tvservice@xxxxxxxxxxxxxxxxxxx
H & H Electronics Inc
----- Original Message -----
From: "Jeff Dougherty" <support@xxxxxxxxxxxxxxxxxx>
To: "Techsonline" <techassist@xxxxxxxxxxxxx>
Sent: Thursday, November 14, 2002 5:53 PM
Subject: [TechAssist] Re: Tech Line RCA help. P46770CK PTV169: Bad FBT
>
> Robert,
> Thanks for the reply.
> I saw no designation on this board, but it may be R8762U.
> I didn't pull this board as it is difficult to remove, so I don't want to
pull it,
> unless I have to replace something.
> I know about the two part numbers, but 200450 is NLA and 232191 is to be
the sub.
> The one I received hooked up just fine.
> Jeff
>
> FAX 717-564-4952
> Jeff Dougherty
> Intrepid Video & Electronics Be careful of your thoughts.
> 501 Luther Rd They may become your words
> Harrisburg, PA 17111 any moment.
> 717-909-8844
> VCR tips, electronics info & general interest.
> www.intrepid-video.com www.tech-repair.net
> www.thetoolcaddy.com www.9-11-2001tragedy.com
> ***********************************************************************
>
> ----- Original Message -----
> From: "tvservice" <tvservice@xxxxxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, November 14, 2002 5:23 PM
> Subject: [TechAssist] Re: Tech Line RCA help. P46770CK PTV169: Bad FBT
>
>
>
> PartfinderII shows 2 flybacks
> T4401 232191 2G25018-A3A TRANSFORMER IHVT (FOR CHASSIS W/NO SLOT UNDER
MTG
> AREA)
> T4401 200450 2G25018-502 subs to 232191 TRANSFORMER IHVT W/ SHRINK
TUBING
> (FOR CHASSIS W/SLOT UNDER MTG AREA)
> What is the prefix or complete location number for resistor R762 (example
> R1762, R2762)
> Robert
> tvservice@xxxxxxxxxxxxxxxxxxx
> H & H Electronics Inc
>
> ----- Original Message -----
> From: "Jeff Dougherty" <support@xxxxxxxxxxxxxxxxxx>
> To: "Techsonline" <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, November 14, 2002 3:48 PM
> Subject: [TechAssist] Tech Line RCA help. P46770CK PTV169: Bad FBT
>
>
> >
> > Unit came in with HOT shorted, found IHVT with a pin hole in it arcing
to
> the
> > metal shield for the AC plug.
> > I repaired the hole to verify nothing else was wrong with the unit
before
> ordering
> > a flyback. Unit ran for a few minutes.
> > Order FBT from Tritronics #232191 which is a new part.
> > After installing new part, unit would not turn on for a few seconds,
then
> R762 on
> > power board started to smoke...or at least smoke came from this
direction.
> I
> > quickly turned of the variac.
> > I replaced the FBT I had repaired, and now unit only clicks numerous
times
> after
> > pressing power, press power again and stops clicking.
> > R762U reads about 1.2K, but color code appears to be yellow, black and
> third band
> > is burnt.
> > I have no print.
> > So, either I got a bad flyback or this was not the right part number?
> > Any suggestions?
> >
> > Jeff
> >
> >
>
>
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