[TechAssist] Re: Pioneer SD-P5183-K In power down
- From: walter wood <wwood_38478@xxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Sat, 8 Feb 2003 14:06:07 -0800 (PST)
Yes, that's their game plan.
Actually, PTS rebuilds pioneer boards, but ONLY for
pioneer.
And pioneer is real proud of them.
And I don't know if they can be bought from anyone
but pioneer.
Walter
--- al m <ampm@xxxxxxx> wrote:
>
> Walter I worked on my sisters pioneer big screen
> and there were parts not
> listed in the parts list,but on the schematic
> they were marked in non
> repairable area. according to pioneer it was a
> matched circuit and I had to
> replace the board. This was a older PTV
> SD-P4****. Just a thought.
> al marquardt
> ampm@xxxxxxx
>
>
> ----- Original Message -----
> From: "walter wood" <wwood_38478@xxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, February 08, 2003 4:17 PM
> Subject: [TechAssist] Re: Pioneer SD-P5183-K In
> power down
>
>
> >
> > There is NO detectable high voltage.
> > The Question is, what is the part number for
> Q309
> > and/or how do I get a 2SD2300.
> > The website at Tritronics doesn't list it, and
> the
> > part no. is not in the pioneer manual.
> > Walter
> > --- John at Main TV <maintv2002@xxxxxxxxxxxx>
> > wrote:
> > >
> > > Yes, It is strange that the base resistance
> can
> > > be measured at the
> > > leads, it appears the first transistor should
> > > block the measurement.
> > > But if the first transistor is shorted it is
> > > unlikely that it would
> > > work at all. An NTE2331 is not a good
> > > replacement and no other cross is
> > > listed. If the high voltage comes on and
> then
> > > shuts down I would
> > > suspect Q308 (2SD1267A or NTE261) is shorted,
> > > that problem is quite
> > > common. John.
> > >
> > > wwood_38478@xxxxxxxxx wrote:
> > >
> > > >I believe that this is a darlington.
> > > >The transistor Q308, that is in the circuit
> with
> > > >it(and drawn on the pioneer schematic the
> same
> > > way
> > > >as Q309) is findable on NTE and subs to a
> > > NTE261, a
> > > >NPN darlington power transistor.
> > > >It does NOT read shorted between emitter and
> > > base.
> > > >In fact, it's over 70Kohms in circuit.
> > > >What has me really puzzled is the fact that
> the
> > > >schematic shows both of these to be two
> junction
> > > >devices with damper and resistor.
> > > >The resistor is blocked from the base by the
> > > second
> > > >junction.
> > > >If the 2SD2300 IS a darlington, then the
> info
> > > from
> > > >the google search isn't correct. A NTE 2331
> is a
> > > >horizontal output, but not a darlington.
> > > >Walter
> > > >--- Dave <audioserviceclinic@xxxxxxxxx>
> wrote:
> > > >
> > > >
> > > >>If we're talking about a HO, yes that would
> be
> > > >>the damper diode, and about
> > > >>40ohms sounds about right. It shows a diode
> > > >>junction between
> > > >>emitter/collector and base/collector and
> 40ohms
> > > >>between base/emitter? If so,
> > > >>yes that's normal.
> > > >>
> > > >>Dave
> > > >>----- Original Message -----
> > > >>From: "walter wood" <wwood_38478@xxxxxxxxx>
> > > >>To: <techassist@xxxxxxxxxxxxx>
> > > >>Sent: Saturday, February 08, 2003 12:05
> > > >>Subject: [TechAssist] Re: Pioneer
> SD-P5183-K In
> > > >>power down
> > > >>
> > > >>
> > > >>
> > > >>
> > > >>>I don't know, It's being used like a
> > > horizontal
> > > >>>output, although pioneer calls it "High
> > > Voltage
> > > >>>Det."
> > > >>>Walter
> > > >>>--- Dave <audioserviceclinic@xxxxxxxxx>
> wrote:
> > > >>>
> > > >>>
> > > >>>>This is kind of out of context, but I
> think
> > > >>>>
> > > >>>>
> > > >>you
> > > >>
> > > >>
> > > >>>>are describing a digital
> > > >>>>transistor, correct?
> > > >>>>
> > > >>>>Dave
> > > >>>>----- Original Message -----
> > > >>>>From: "walter wood"
> <wwood_38478@xxxxxxxxx>
> > > >>>>To: "Tech Assist"
> <techassist@xxxxxxxxxxxxx>
> > > >>>>Sent: Saturday, February 08, 2003 11:55
> > > >>>>Subject: [TechAssist] Pioneer SD-P5183-K
> In
> > > >>>>
> > > >>>>
> > > >>power
> > > >>
> > > >>
> > > >>>>down
> > > >>>>
> > > >>>>
> > > >>>>
> > > >>>>
> > > >>>>>This set goes into shutdown immediately.
> > > >>>>>Dead, with the led on the front panel
> red,
> > > >>>>>
> > > >>>>>
> > > >>and
> > > >>
> > > >>
> > > >>>>>steady burning.
> > > >>>>>Relay clicks, but must unplug to get the
> > > >>>>>
> > > >>>>>
> > > >>set to
> > > >>
> > > >>
> > > >>>>>attempt startup again.
> > > >>>>>I found Q309, a 2SD2300 type, reads 40
> ohms
> > > >>>>>
> > > >>>>>
> > > >>>>across
> > > >>>>
> > > >>>>
> > > >>>>>the base and emitter out of
> > > >>>>>
> > > >>>>>
> > > >>circuit.According
> > > >>
> > > >>
> > > >>>>to
> > > >>>>
> > > >>>>
> > > >>>>>the schematic this shouldn't be. Of
> course
> > > >>>>>
> > > >>>>>
> > > >>it
> > > >>
> > > >>
> > > >>>>reads
> > > >>>>
> > > >>>>
> > > >>>>>shorted in circuit, reads through a
> coil.
> > > >>>>>Q308 is drawn the same way, and does not
> > > >>>>>
> > > >>>>>
> > > >>read
> > > >>
> > > >>
> > > >>>>that
> > > >>>>
> > > >>>>
> > > >>>>>way. The pioneer schematic indicates a
> > > >>>>>
> > > >>>>>
> > > >>diode
> > > >>
> > > >>
> > > >>>>and a
> > > >>>>
> > > >>>>
> > > >>>>>resistor, and two transistor junctions
> in
> > > >>>>>
> > > >>>>>
> > > >>this
> > > >>
> > > >>
> > > >>>>>package.
> > > >>>>>The NTE on line cross reference does not
> > > >>>>>
> > > >>>>>
> > > >>find
> > > >>
> > > >>
> > > >>>>this
> > > >>>>
> > > >>>>
> > > >>>>>transistor, and neither does Tritronics.
> > > >>>>>A google search finds some discussion
> that
> > > >>>>>
> > > >>>>>
> > > >>it
> > > >>
> > > >>
> > > >>>>can
> > > >>>>
> > > >>>>
> > > >>>>>be replaced by a NTE2331.
> > > >>>>>This had to do with a RCA set.
> > > >>>>>Pioneer does not give a part number.
> > > >>>>>Can anyone give me any guidance
> > > >>>>>
> > > >>>>>
> > > >>troubleshooting
> > > >>
> > > >>
> > > >>>>>this set, and finding out about this
> > > >>>>>
> > > >>>>>
> > > >>>>transistor??
> > > >>>>
> > > >>>>
> > > >>>>>Thanks
> > > >>>>>Walter
> > > >>>>>
> > > >>>>>=====
> > > >>>>>Walter Wood
> > > >>>>>Future Tech Home Center
> > > >>>>>2786 Hwy. 43 N.
> > > >>>>>Lawrenceburg Tn. 38464
> > > >>>>>931-829-3337
> > > >>>>>Fax 931-829-4044
> > > >>>>>mailto:wwood_38478@xxxxxxxxx
> > > >>>>>
> > > >>>>>
> > > >>>>>
> > > >>>>>
> > >
> >
>
>__________________________________________________
> > > >
> > > >
> > > >>>>>Do you Yahoo!?
> > > >>>>>Yahoo! Mail Plus - Powerful. Affordable.
> > > >>>>>
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> > > >>Sign
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> > > >>
> > > >>>>up now.
> > > >>>>
> > > >>>>
> > > >>>>>http://mailplus.yahoo.com
> > > >>>>>
> > > >>>>>
> > > >>>>>
> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
> > > >>>>*
> > > >>>>
> > > >>>>
> > > >>>>>Submit A Repair Tip Here, or
> Change/Remove
> > > >>>>>
> > > >>>>>
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> > > >>
> > > >>
> > > >>>>Email Address:
> > > >>>>
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> > >
> >>http://www.tech-assist.org/secure/tip/main.html
> > > >>
> > > >>
> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
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> > > >>>>
> > > >>>>>For automatic password retrieval 24
> hours a
> > > >>>>>
> > > >>>>>
> > > >>>>day, go to:
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> > > >>>>your Login Info?".
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> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
> > > >>>>*
> > > >>>>
> > > >>>>
> > > >>>>
> > > >>>>
> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
> > > >>*
> > > >>
> > > >>
> > > >>>>Submit A Repair Tip Here, or
> Change/Remove
> > > >>>>
> > > >>>>
> > > >>your
> > > >>
> > > >>
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>***************************************************************************
> *
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> > > >>
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> > > >>>>For automatic password retrieval 24 hours
> a
> > > >>>>
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> >
>
>***************************************************************************
> *
> > > >
> > > >
> > > >>*
> > > >>
> > > >>
> > > >>>=====
> > > >>>Walter Wood
> > > >>>Future Tech Home Center
> > > >>>2786 Hwy. 43 N.
> > > >>>Lawrenceburg Tn. 38464
> > > >>>931-829-3337
> > > >>>Fax 931-829-4044
> > > >>>mailto:wwood_38478@xxxxxxxxx
> > > >>>
> > > >>>
> > > >>>
> > > >>>
> > >
> >
>
>__________________________________________________
> > > >
> > > >
> > > >>>Do you Yahoo!?
> > > >>>Yahoo! Mail Plus - Powerful. Affordable.
> Sign
> > > >>>
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> > > >>up now.
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> > > >>>http://mailplus.yahoo.com
> > > >>>
> > > >>>
> > > >>>
> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
> > > >>*
> > > >>
> > > >>
> > > >>>Submit A Repair Tip Here, or Change/Remove
> > > your
> > > >>>
> > > >>>
> > > >>Email Address:
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> > > >>>
> > > >>>
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> >>http://www.tech-assist.org/secure/tip/main.html
> > > >>
> > > >>
> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
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> > > >>
> > > >>
> > > >>>For automatic password retrieval 24 hours
> a
> > > >>>
> > > >>>
> > > >>day, go to:
> > > >>
> > > >>
> > > >>>http://www.tech-assist.org and select
> "Lost
> > > >>>
> > > >>>
> > > >>your Login Info?".
> > > >>
> > > >>
> > >
> >
>
>***************************************************************************
> *
> > > >
> > > >
> > > >>*
> > > >>
> > > >>
> > > >>
> > > >>
> > >
> >
>
>***************************************************************************
> **
> > > >
> > > >
> > > >>Submit A Repair Tip Here, or Change/Remove
> your
> > > >>Email Address:
> > > >>
> > >
> >>http://www.tech-assist.org/secure/tip/main.html
> > > >>
> > > >>
> > > >>
> > >
> >
>
>***************************************************************************
> **
> > > >
> > > >
> > > >>For automatic password retrieval 24 hours a
> > > day,
> > > >>go to:
> > > >>http://www.tech-assist.org and select
> "Lost
> > > your
> > > >>Login Info?".
> > > >>
> > > >>
> > > >>
> > >
> >
>
>***************************************************************************
> **
> > > >
> > > >
> > > >=====
> > > >Walter Wood
> > > >Future Tech Home Center
> > > >2786 Hwy. 43 N.
> > > >Lawrenceburg Tn. 38464
> > > >931-829-3337
> > > >Fax 931-829-4044
> > > >mailto:wwood_38478@xxxxxxxxx
> > > >
> > >
> >
>
>__________________________________________________
> > > >Do you Yahoo!?
> > > >Yahoo! Mail Plus - Powerful. Affordable.
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> >
>
>***************************************************************************
> **
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> your
> > > Email Address:
> > > >
> > >
> http://www.tech-assist.org/secure/tip/main.html
> > >
> >
>
>***************************************************************************
> **
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> day,
> > > go to:
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> > > your Login Info?".
> > >
> >
>
>***************************************************************************
> **
> > > >
> > > >
> > >
> > > --
> > > John Mielke
> > > Main TV
> > > Longmont,Co 80501
> > > 303 776 6955
> > > 303 776 0792 fax
> > > maintv2002@xxxxxxxxxxxx
> > >
> > >
> > >
> > >
> >
>
****************************************************************************
> *
> > > Submit A Repair Tip Here, or Change/Remove
> your
> > > Email Address:
> > >
> > >
> http://www.tech-assist.org/secure/tip/main.html
> > >
> >
>
****************************************************************************
> *
> > > For automatic password retrieval 24 hours a
> day,
> > > go to:
> > > http://www.tech-assist.org and select "Lost
> your
> > > Login Info?".
> > >
> >
>
****************************************************************************
> *
> >
> >
> > =====
> > Walter Wood
> > Future Tech Home Center
> > 2786 Hwy. 43 N.
> > Lawrenceburg Tn. 38464
> > 931-829-3337
> > Fax 931-829-4044
> > mailto:wwood_38478@xxxxxxxxx
> >
> >
>
__________________________________________________
> > Do you Yahoo!?
> > Yahoo! Mail Plus - Powerful. Affordable. Sign
> up now.
> > http://mailplus.yahoo.com
> >
>
****************************************************************************
> *
> > Submit A Repair Tip Here, or Change/Remove your
> Email Address:
> >
> http://www.tech-assist.org/secure/tip/main.html
> >
>
****************************************************************************
> *
> > For automatic password retrieval 24 hours a
> day, go to:
> > http://www.tech-assist.org and select "Lost
> your Login Info?".
> >
>
****************************************************************************
> *
> >
> >
>
>
>
*****************************************************************************
> Submit A Repair Tip Here, or Change/Remove your
> Email Address:
>
> http://www.tech-assist.org/secure/tip/main.html
>
*****************************************************************************
> For automatic password retrieval 24 hours a day,
> go to:
> http://www.tech-assist.org and select "Lost your
> Login Info?".
>
*****************************************************************************
=====
Walter Wood
Future Tech Home Center
2786 Hwy. 43 N.
Lawrenceburg Tn. 38464
931-829-3337
Fax 931-829-4044
mailto:wwood_38478@xxxxxxxxx
__________________________________________________
Do you Yahoo!?
Yahoo! Mail Plus - Powerful. Affordable. Sign up now.
http://mailplus.yahoo.com
*****************************************************************************
Submit A Repair Tip Here, or Change/Remove your Email Address:
http://www.tech-assist.org/secure/tip/main.html
*****************************************************************************
For automatic password retrieval 24 hours a day, go to:
http://www.tech-assist.org and select "Lost your Login Info?".
*****************************************************************************
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