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

  • From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Sat, 22 May 2004 12:47:30 -0400

I should have added the actual part# on yoke:
KDY2AS961Y
Phil Bader

Phil Bader wrote:

>248399 "yoke *Dds*"
>Phil
>
>Technotronic Dimensions wrote:
>
>  
>
>>Phil:
>>
>>       What Part Number is that where its coming up NLA ??
>>
>>Steve Hearns
>>Technotronic Dimensions, NY [USA]
>>WWW.TECHNOTRONIC-DIMENSIONS.COM
>>1-877-817-9885 (Voice / Fax Toll Free - US Only)
>>
>>
>>----- 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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>>>>>>---
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>>>>>-------------------------------------------------------------------------
>>>>>       
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>>>>>          
>>>>>
>>-
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>>>>>       
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>>>>>          
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>>>---
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>>>>>>
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>>>>>>
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>>>>>>         
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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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>>
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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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