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

  • From: Jim Myers <jr.myers@xxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Sat, 22 May 2004 12:28:54 -0500

I guess it depends on who you are or how you search.
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*******************************************************************************************************************
Since 1972
Jim Myers
Telrad Electronics
Fort Wayne, Indiana


Phil Bader wrote:
>     /nformation Found/
> 
> *Item #: _248399 (RCA)_     *         *
> *
> *you can enter a P.O.#,
> workorder or notes here -->*  **** INACTIVE PART ***
> *
> *_JAN PHYL TV INC xxx Price:_     *   * $ 71.60 EA    (LIST $101.30 EA)*
> *Enter Qty to Order (EA):    *
> 
> Above cut/pasted from tritronics'site just now.
> phil Bader
> 
> Jim Myers wrote:
> 
> 
>>Tritronics does not show the part as NLA, it just is not listed on their 
>>web site. PartsFinder shows it as an active part
>>*******************************************************************************************************************
>>Since 1972
>>Jim Myers
>>Telrad Electronics
>>Fort Wayne, Indiana
>>
>>Phil Bader wrote:
>> 
>>
>>
>>>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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>>>>>       
>>>>>
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