[TechAssist] Re: Help-mag.PTV775-Ah01 low b+
- From: gulftech@xxxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Wed, 26 Sep 2001 09:47:23 -0500
Bob,
The 2SD2539 is the horizontal output transistor. Although it crosses to
an NTE2353, it would be best to use the original. Give Jason a call.
Buy more than one. You may need the spare.
Ken Smith
Gulf Technical Services
3034 Gulf Breeze Parkway
Gulf Breeze, FL 32561
850-934-8324 (Voice) 850-932-0819 (Fax)
----------------------
On Wed, 26 Sep 2001 10:35:23 -0400 "JMartin"
<JMartin@xxxxxxxxxxxxxxxxxxxxxxxx> writes:
>
> That's a 2SD2539 generic which I have for $6.75.
> Jason Martin
> Excel Distributing Inc.
> 1819 Mentor Ave.
> Cincinnati, Ohio 45212
> 513-531-3989
> 800-733-3329
> JMartin@xxxxxxxxxxxxxxxxxxxxxxxx
>
> ----- Original Message -----
> From: bob <bob_whigt@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, September 25, 2001 10:33 PM
> Subject: [TechAssist] Re: Help-mag.PTV775-Ah01 low b+
>
>
> >
> > Hello guys
> > Found Q802 shorted # D2539 i cant cross,any generics for it?I
> thank it is
> a
> > high speed switch the location is hor- left side of flyback on the
> long
> > heatsink ,left side of a smaller npn.Any one seen this trans.
> short before
> > on a PTV775.I beginning to thank i might find out that the h.v.
> spitter
> took
> > it out.Thanks for the help...........Have a great day ........bob
> > ELECTRON WORLD
> > GUTHRIE KY
> > ----- Original Message -----
> > From: Damon <damon101@xxxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Monday, September 24, 2001 7:51 PM
> > Subject: [TechAssist] Re: Help-mag.PTV775-Ah01 low b+
> >
> >
> > >
> > > Hey Bob, take a serious look at Ptv775-1.jpg. I think it might
> be that
> > > diode.
> > >
> > > Damon
> > > ----- Original Message -----
> > > From: "bob" <bob_whigt@xxxxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Sunday, September 23, 2001 1:29 PM
> > > Subject: [TechAssist] Re: Help-mag.PTV775-Ah01 low b+
> > >
> > >
> > > >
> > > > Thank you for the reply damon,this chassis is new to me,anyone
> have
> > print
> > > of
> > > > p.s.?I will definitely post the fix on this one.Have a great
> day
> > > > ................bob
> > > > ELECTRON WORLD
> > > > GUTHRIE KY
> > > >
> > > > ----- Original Message -----
> > > > From: Damon <damon101@xxxxxxxxxxxxxx>
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Sent: Saturday, September 22, 2001 7:08 AM
> > > > Subject: [TechAssist] Re: Help-mag.PTV775-Ah01 low b+
> > > >
> > > >
> > > > >
> > > > > About all I can say is : Check the power supply
> > > > >
> > > > > I think I've seen one dead PTV775 in 3-5 years.
> > > > > Actually, I think the B+ diode opens on some of these units,
> and
> > another
> > > > > diode tucked in "real close" to the IHVT has been known to
> short. I
> > wish
> > > I
> > > > > could give you location numbers, but this is a "mind e-mail
> file"
> with
> > a
> > > > > visual attachment. Good luck and let us know what you find.
> > > > > ----- Original Message -----
> > > > > From: "bob" <bob_whigt@xxxxxxxxxxx>
> > > > > To: <techassist@xxxxxxxxxxxxx>
> > > > > Sent: Friday, September 21, 2001 5:11 PM
> > > > > Subject: [TechAssist] Help-mag.PTV775-Ah01 low b+
> > > > >
> > > > >
> > > > > >
> > > > > > Hey guys
> > > > > > Customer said it pop, when the set went off,undo h.v.
> block no
> > > > > highvolt,when
> > > > > > press power led is dim only for a sec. then goes off
> .Collecter
> hot
> > > > volts
> > > > > is
> > > > > > only 15v.Pulled hot it is ok.checked around chopper with no
> luck.Any
> > > > help
> > > > > > data would be appreciated. Thanks in Advance........bob
> > > > > > Mag.7P5433 W101
> > > > > > PTV775-AH01
> > > > > > ELECTRON WORLD
> > > > > > GUTHRIE KY
> > > > > > 270-466-3807
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