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philips tv model 20PT1582/71R

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baddypepito
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Post by rolando cerezo Wed Sep 28, 2011 1:13 pm

Mga master need ko po tulong nyo sa philips tv model 20PT1582/71R
present po ang B+95 volts kayalang on & off ang OSC ayaw mag tuloy, nagpalit na ako vert output ganun parin sana po matulongan nyo ako tnx Sad
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Post by ultrasonic™ Fri Sep 30, 2011 7:16 pm



check mu ang secondary B+ line kng wla bang internal DC reverse resistance..


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Post by baddypepito Sat Aug 25, 2012 1:39 pm

OT: ano po ba plyback number nito? kailangan ko lang kc....
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Post by triac Wed Aug 29, 2012 2:14 pm

sis baddypepito DU2094 ang FBT number nito..
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Post by ultrasonic™ Thu Aug 30, 2012 12:20 pm


+1 for triac Very Happy

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Post by triac Thu Aug 30, 2012 4:20 pm

salamat po sir ultra.. Very Happy
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Post by baddypepito Thu Aug 30, 2012 5:08 pm

@triac... ok na po ito sir... nakabili na ako... tnx! sa post Smile
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Post by jhayzone Fri Aug 31, 2012 11:01 pm

flyback talaga sira master?
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Post by baddypepito Fri Aug 31, 2012 11:19 pm

@jhay... confirm po muna yong plyback.. posible din kc yan.. check po din yong mga lines near sa plyback section.. nkaencounter na po ako ng ganyan... tapos putol na linya lang pala ang problem.iba klase ang board ng philips,may mga linyang msyadong maliit... humok mapaksi ang linya sa ilalom...
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Post by triac Sat Sep 01, 2012 9:41 am

@sis badypepito welcome po ayos na pala..
@sir ultra ano ppo ibig sabihin ng internal DC reverse resistance?paano po e ccheck? Question
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Post by ultrasonic™ Sat Sep 01, 2012 12:33 pm


bali e-checheck mu ang resistance ng secondary filter capacitor sis. na nka inboard lhat ng parts "in reverse bias ha"
dpat kasi wlang mareread kahit kunti.
sa ganito kasing way mlalaman mu agad kng my leak parts/load sa secondary out ng PSU.. mostly sa mga ndaanan ko.. lagi nhuhuli kng salarin sa ganitong way of troubleshooting ay ang FBT na my leak resistance ang primary wind, leak HV ceramic disc sa palibot ng FBT, thrermal suppressor mlapit sa Secdary caps, at ang System con..

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Post by triac Sat Sep 01, 2012 1:34 pm

salamat po sa explanation sir ultra another repair tips na naman ito sa akin.tnx
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Post by markflorendo1205 Fri Sep 21, 2012 2:49 pm

hi..new member lng po ako..ask ko lang po..phillips 21PT5006/71 pag on ko red screen n cya tpos mg off n den on then off n tlga..pls help...maraming slamat...
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Post by ultrasonic™ Fri Sep 21, 2012 4:11 pm

ultrasonic™ wrote:
^ sis. gawan mu nlng ng sariling thread.. ng di mgkahalo halo ang mga reply

regarding sa querry mu.. possible my loose con lang kau sa C board, or open resist kya over red ang kulay na ngko cause ng pg trip-off ng unit dhil sa white blance protector

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Post by markflorendo1205 Tue Sep 25, 2012 1:51 pm

ok..salamat po master..try ko now..
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Post by jojogreg Wed Oct 03, 2012 3:52 pm

ako rin may tv na philips model 21PT3952/71R na ayaw mgpower on..kailangan ko rin ng tulong mula sa ating mga expert.gawa nalang siguro ako ng panibagong thread..help me nalang po..
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