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RCA TV: Mod. 27R411TYX1: Ch. ITC008FHM: Dead    
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Tommy
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PostPosted: Mon Sep 24, 2007 10:41 am    Post subject: RCA TV: Mod. 27R411TYX1: Ch. ITC008FHM: Dead Reply with quote

set is dead. Tries to come on and has 15000 volts on anode. Does anyone have a schematic that they could e-mail me? Sure would be appreciated.
Tommy
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Gary
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PostPosted: Mon Sep 24, 2007 10:42 am    Post subject: Reply with quote

I had same model sim symptoms
bad fly part # 262341

Gary
Tommy
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PostPosted: Mon Sep 24, 2007 10:42 am    Post subject: Reply with quote

Replaced fbt. No go. Secondary volts are low. I leave for 10 day vacation
tomorrow. Needed to fix this set befors leaving but it looks like I will
have to get on it when I get back. Thanks for all replies.
Tommy
Jhon
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PostPosted: Mon Sep 24, 2007 10:44 am    Post subject: Reply with quote

Tommy, Check to see if this set has a IP050 (IC voltage regulator) P/n
231525. An unusaul Zener diode with three legs and looks like a transistor.



John
EEric
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PostPosted: Mon Sep 24, 2007 10:45 am    Post subject: Reply with quote

tommy see this tip..Eric

RCA : 27R411T / ITC008FHM : Dead, No Relay
DR001,NTE5011A 5.6 V Zener, H.O.T. 230760,

RCA : 27R411T : DEAD
DP027
replace this cap. cl035 1000 mfd in the driver circuit
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Tommy
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PostPosted: Mon Sep 24, 2007 10:45 am    Post subject: Reply with quote

I found IP050, TP052 and DP027 bad. Replaced these and the set is now
running. However the picture is smeary and kinda negative looking. It is
not stable horizonally. The voltages on IP030 and IP031 are not right. I
ordered these parts today. I will get back to this set after vacation.
Thanks for all replies. You are a great bunch of guys.
Tommy
Guest





PostPosted: Mon Sep 24, 2007 10:46 am    Post subject: Reply with quote

Now I have found DP033 bad. Can someone give me a possible sub for this
diode?
Tommy
John
Guest





PostPosted: Mon Sep 24, 2007 10:46 am    Post subject: Reply with quote

Tommy, I show that to be a 15 volt Zener.



John
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