[TechAssist] Re: Fwd: Message submitted to 'techassist'
- From: Philip Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 09 May 2003 17:11:56 -0400
Thanks for the OEM HOT part number. Figures... Fifteen bucks cost. Three
bucks for original number "D1879" part in Sanyo bulk.Sharp used to do
this.
Phil B
"admin@xxxxxxxxxxxxxxx" wrote:
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> >Date: Fri, 09 May 2003 13:16:52 -0500 (EST)
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> >From: "cesha" <cesha@xxxxxxxxxxxxx>
> >To: <techassist@xxxxxxxxxxxxx>
> >References: <3EBBC17E.1D77D357@xxxxxxxxxxxxxxx>
> >Subject: Re: [TechAssist] Sanyo 31" DS31590 dead, HOT shorted. other???
> >Date: Fri, 9 May 2003 13:27:25 -0500
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> >
> >Philip
> >You can only replace this Sanyo transistor w/ Sanyo part # 405-056-8701. No
> >substitute can be used in Sanyo TV's. I hope this is the information you
> >needed.
> >Have a NICE DAY !
> >
> >GOD Bless,
> >Doyott Collins
> >Collins Electronic Service
> >1122 South Main St.
> >Hope, AR 71801-7237
> >Ph 870-777-3429
> >Fax 928-223-8201
> >E-Mail cesha@xxxxxxxxxxxxx
> >
> >
> >
> >
> >
> >
> >
> >
> >----- Original Message -----
> >From: "Philip Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> >To: <techassist@xxxxxxxxxxxxx>
> >Sent: Friday, May 09, 2003 9:55 AM
> >Subject: [TechAssist] Sanyo 31" DS31590 dead, HOT shorted. other???
> >
> >
> > >
> > > Sanyo DS31590 (31590-02 chassis)Came in dead.
> > > Customer said no storm at time.Tried to turn on.Must have failed in the
> > > off mode.
> > > Only damage I found was shorted HOT Q402 (2SD1879). I removed HOT and
> > > in place, my 60 watt light bulb from collector of HOT to ground (emitter
> > > ckt) for a load.Plugged in set to see standby voltages.Immediately the
> > > brightness of my 60W bulb started cycling on/off, averaging about 46VDC
> > > in standby.
> > > In standby mode with the 60W bulb removed (and no HOT as well) I had a
> > > stable +81.5VDC.
> > > I reinstalled my bulb to HOT collector and pushed power, and set
> > > clicked on with bright light and a stable +126.5V for about 5 seconds
> > > and set clicks off.Push power,same 5 seconds then off again.
> > > I then replaced the HOT with my new sub HOT D1555 (also an NTE 2331
> > > equiv., not exact, but I had a bunch on hand). Stand by volts on
> > > collector, +81.5 VDC.
> > > Powered unit up with good pix, regulation and sound. My HOT runs barley
> > > warm.
> > > Close inspection found all good solder in the HV areas,including H drive
> > > transformer, tho I reflowed all anyway with solder to be sure.
> > > I am wondering if there is any histories on this model where just the
> > > hot goes without any other defects?
> > > Phil Bader
> > > --
> > > Philip Bader
> > > Jan Phyl TV Inc. (estab. 1976)
> > > 3420 Recker Hwy. Winter Haven, Fl. 33880
> > > Fax (863) 299-8821
> > > email: tjanphyl@xxxxxxxxxxxxxxx
> > >
> > >
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> >// eompost 3EBBF094:542B.1:grpunffvfg
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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