[TechAssist] Re: Update#2! RCA 61" hdtv P61310, DTV307GA, fans "kick" once, otherwise dead]

  • From: "Jerome Silverman" <greentron@xxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Sat, 22 May 2004 22:37:30 -0400

NWA is really a better way to put it.
Jerry Silverman
Greentron Inc
4 Newland Ave Greenville SC 29609
864 232 3889 Fax 271 2080
greentron@xxxxxxx
----- Original Message ----- 
From: "al m" <ampm@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, May 22, 2004 9:40 PM
Subject: [TechAssist] Re: Update#2! RCA 61" hdtv P61310, DTV307GA, fans
"kick" once, otherwise dead]


> HA!! I have a HD65W20 2yrs old and the DM1 power module is NLA.
> Al Marquardt
> ampm@xxxxxxx
> Al Marquardt Electronic Repair
> 206 W Main
> Girardville Pa. 17935
> ----- Original Message ----- 
> From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Saturday, May 22, 2004 11:50 AM
> Subject: [TechAssist] Re: Update#2! RCA 61" hdtv P61310, DTV307GA, fans
> "kick" once, otherwise dead]
>
>
> > Thanks for the feedback, always appreciated from this forum.
> > , but what the h*ll with "NLA" on a yoke in a  three thousand dollar
> > unit 36 months out of the plant? Customer hasn't had it 36 months! Geez,
> > this is the TOP end  of RCA,s CRT  based HDTV. What the heck does RCA
> > think? I got a email confirmation on my web order and although it showed
> > one in stock, now says zero stokk, one "BO".
> > I dunno. This govt is ALLOWING these thugs to get away with this. All
> > nice and legal.
> > Venting...
> > Phil Bader
> >
> > Wayne Vanaman wrote:
> >
> > >The "square tape" is the SVM coil. 240796.  I have moved many of these
> coils
> > >from tube to tube.  Just examine carefully its position on the neck.
> > >
> > >RCA tech assist once told me, on a warranty job, to cut and splice the
> yoke
> > >wires instead of changing all three yokes.
> > >
> > >Wayne Vanaman
> > >Omega Electronics
> > >6904 W Fairfield Dr
> > >Pensacola, Fl.  32506-3310
> > >
> > >Wayne@xxxxxxxxxxxxxxxxxxxxx
> > >WWW.PensacolaTVRepair.Com
> > >
> > >850-456-5995 voice
> > >850-458-6369 fax
> > >
> > >
> > >----- Original Message ----- 
> > >From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> > >To: <techassist@xxxxxxxxxxxxx>
> > >Sent: Saturday, May 22, 2004 8:41 AM
> > >Subject: [TechAssist] Update#2! RCA 61" hdtv P61310, DTV307GA, fans
> "kick"
> > >once, otherwise dead]
> > >
> > >
> > >
> > >
> > >>An ongoing saga...
> > >>The unit did power on with the blue CRT ioslated from the set.
> > >>Customer approved the estimate., I ordered the parts. INstalled the
CRT.
> > >>Upon removing the blue yoke, I saw the insides were cut to ribbons by
> > >>the broken glass of the  neck.Funny this still allowed the set to
power
> > >>on with this yoke plugged in, but maybe it was damaged  "open" instead
> > >>of shorted. Anyway, the yoke is a  248399, Tritronics shows it NLA (a
> > >>three year old 61in. HDTV), but another distrib. showed one left.
> > >>Supposedly it comes as three yokes attached together. (daisey
chained).
> > >>I assume I may be able to buy the three and install the one,as the
other
> > >>two tubes operate OK.
> > >>Also, there is an interesting clear square tape with a copper coil
> > >>printrd in it that must be peeled off the old CRT neck and placed on
the
> > >>new, and a wire soldered to it.
> > >> What a pia.
> > >>Ordered the yoke on line this morning. Any input appreciated.
> > >>Phil Bader
> > >>
> > >>Phil Bader wrote:
> > >>
> > >>
> > >>
> > >>>After removing anode from bad blue CRT and unplugging CRT neck board,
> > >>>the set powered up with a good picture except of course no blue.
> > >>>Verified no other damage.
> > >>>I  am still thinking the CRT neck board on the bad tube may have
taken
> > >>>damage, but not many parts on that assy, and seems easy enough to fix
> if
> > >>>needed.
> > >>>Awaiting customer's return call.
> > >>>My fix will be a blue CRT assembly (comes without yoke), the two
diodes
> > >>>and two 4700mfd caps said to be a problem on the DMA power supply
> board,
> > >>>as recommended in thread below.
> > >>>(plus the convergence-from-hell, probably)
> > >>>Will advise.
> > >>>Phil Bader
> > >>>
> > >>>tvservice wrote:
> > >>>
> > >>>
> > >>>
> > >>>
> > >>>
> > >>>>You can do just what you said
> > >>>>look for coolant leak at broken tube
> > >>>>possible cause of break
> > >>>>Robert
> > >>>>tvservice@xxxxxxxxxxxxx
> > >>>>H & H Electronics Inc
> > >>>>
> > >>>>----- Original Message ----- 
> > >>>>From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
> > >>>>To: <techassist@xxxxxxxxxxxxx>
> > >>>>Sent: Tuesday, May 18, 2004 8:44 AM
> > >>>>Subject: [TechAssist] update. RCA 61" hdtv P61310, DTV307GA, fans
> "kick"
> > >>>>once, otherwise dead]
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>>
> > >>>>>-------- Original Message --------
> > >>>>>Subject: RCA 61" hdtv P61310, DTV307GA, fans "kick" once, otherwise
> > >>>>>
> > >>>>>
> > >dead
> > >
> > >
> > >>>>>Date: Sat, 15 May 2004 11:06:13 -0400
> > >>>>>From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
> > >>>>>To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
> > >>>>>
> > >>>>>I checked the DMA Power supply board and the two 4700mfd caps .Caps
> > >>>>>tested OK. I noticed as I powered it on, looking inside in the
back,
> as
> > >>>>>it would do the cycling, I saw an arc from up under the CRT area
each
> > >>>>>cycle.
> > >>>>>opened the front panel where I could see the bottoms of the CRT
necks
> > >>>>>and CRT boards.
> > >>>>>The CRT on my right had the neck hanging!
> > >>>>>I can see a black arc line around it at the bell where it appears
to
> > >>>>>have arced until it burnt through the glass neck!. CRT is toast.
> Don't
> > >>>>>know what else.
> > >>>>>Question:
> > >>>>>Can I isolate this bad blue CRT by unplugging it's anode from the
> > >>>>>
> > >>>>>
> > >block,
> > >
> > >
> > >>>>>and unplug the CRT board, so I can power the set and see if the
other
> > >>>>>two CRTs are OK, and I have HV,etc? What's the safest way?
> > >>>>>
> > >>>>>Will keep posted.
> > >>>>>PS: another tech  advised on the DMA power supply (upright one
above
> > >>>>>sweep) to just change caps C14113,C14115 (use# 250729), and diodes
> > >>>>>CR19710 and 13 with #234048. High failure rates, tho not my problem
> > >>>>>
> > >>>>>
> > >here.
> > >
> > >
> > >>>>>Phil Bader
> > >>>>>
> > >>>>>Philip Bader
> > >>>>>Jan Phyl TV Inc. (estab. 1976)
> > >>>>>3420 Recker Hwy. Winter Haven, Fl. 33880
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>Phil Bader wrote:
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>>A newer chassis.
> > >>>>>>RCA  61 inch  HDTV. model P61310, chassis DTV307GA.
> > >>>>>>No picture, no sound.
> > >>>>>>I notice there is an "access card" in a slot in the rear, I assume
a
> > >>>>>>built in satelite tuner assy.
> > >>>>>>Customer is an office equipement tech, and says it has two 24 volt
> > >>>>>>fans that seem to "kick" once, but do not start up. The set is
> > >>>>>>otherwise dead.
> > >>>>>>When I plugged in the cord, I heard the "chirp" of what I assume
is
> > >>>>>>the power supply.
> > >>>>>>Pushed power button: Green light comes on and stays green
> constantly.
> > >>>>>>No other response, other than a strange sound coming from the
lower
> > >>>>>>right side of the set (facing the set's screen), best described as
a
> > >>>>>>half-second "Gurgle" recurring steadily every one second.
> > >>>>>>Could use ANYTHING on this: pdf's, bullitens, histories, common
> > >>>>>>hi-failures, anything!
> > >>>>>>Thanks,
> > >>>>>>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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> > >>>>>
> > >>>>>
> > >>>>>
> > >>>>>
> >
>
>>>-------------------------------------------------------------------------
> -
> > >>>
> > >>>
> > >---
> > >
> > >
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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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> > -- 
> >
> > 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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