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Author Topic: SONY TRINITRON(NEED YOUR EXPERTISE)  (Read 1580 times)

Offline mcleod

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #40 on: April 11, 2012, 09:48:39 PM »
salamat mga sis..

nasa akin pa rin ang unit na ito..

di ko pa ginalaw ulit..may iba pa ako ginagawa.

eh pano sis sa horizontal ka nag-focus. sa TDA8172 vertical section malapit ng mga ecaps palitan mo. hindi mo pa ba ginogoogle datasheet nito? inverting + non-inverting input = output pati resistors and diode checkin mo i-desolder mo isang paa bago mo sukatan. ok lang yung dot after off aging na ata tube eh sa mga trinitron lang. may kuwento yang trinitron tube, i-google mo para sa dagdag kaalaman.

e update ko kayo sa susunod na araw..
What makes you think, we owe you an answer? Ask and you shall receive... but all in the proper time.

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #40 on: April 11, 2012, 09:48:39 PM »

Offline gorex

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #41 on: April 11, 2012, 10:52:23 PM »
focus at screen sa flyback try mo i adjust yan ikutin mo 2 kasi di balance. vertical line ic na yan.pag me small lines sa vertical kahit napalitan mo yung ic. yung mga capacitors surrounding circuit sa vertical section nag leak na 1 o 2 electrolytic capacitirs ganyan yung ginawa ko sa sony na 29 inches namin dito. kv series model din....kung di parin mawala yung apearance na me zigzag picture tube mo weak na yan its time to change to LED TV...
We use negative feedback in audio amplifiers to stabilize the gain, increase the bandwidth,lower the output impedance and lower the non-linear distortion.

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #41 on: April 11, 2012, 10:52:23 PM »

Offline animas22

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #42 on: April 14, 2012, 03:45:00 PM »
@ts check mo vertical supply voltage sa vertical ic. nakaencounter na ako ganyan din ang sira. vertical supply ang nawala check for open resistor.  sa supply galing flyback. di ko na matandaan kung negative o positive ung nawala. 

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #42 on: April 14, 2012, 03:45:00 PM »

Offline samiel

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #43 on: April 14, 2012, 10:11:48 PM »
check mo yung 200v sa c board nya,dapat masukat mo nasa 180-200v,if mababa sundan mo lang pabalik sa main board may kakabit cya na capacitor 10/250v replaced mo yun, if ok naman voltahe mo,tingnan mo kung nakaabot ba cya sa color drive na ic sa c board,tda6107 ata yan,if nakarating yung 200v sa ic,try mo replaced yung ic na yan...after replacement ganon parin,check mo yung chip na transistor at chip na diode sa ilalim ng jungle ic mo,abl nya yan.

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #43 on: April 14, 2012, 10:11:48 PM »

Offline animas22

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #44 on: April 18, 2012, 09:48:53 AM »
Update?

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #44 on: April 18, 2012, 09:48:53 AM »

Offline ericarm

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #45 on: June 21, 2012, 09:41:28 PM »
patambay po...

Online scop03

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #46 on: June 22, 2012, 09:58:47 PM »
sa tube din ako, dikit na ang cathode...

Offline yfclsa

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #47 on: June 27, 2012, 11:13:03 AM »
may problem po ako regarding sa tv ko na tcl truflat TCL-21A41 na model. yung kulay po nya pumanget. baka matulungan nyo po ako kung anung parts ang kailangan palitan para gumanda ulit ung kulay. wala na po ung kulay red. pwede nyo po ma email sa akin yung solution na pwedeng kung magawa. pinatignan ko na sa iba sinubukan nila nang tinatawag na degausser pero ganun pa din ang kulay. pwede po makahingi ng diagram ng parts and labels ng tv ko. pa email na lang po. yfclsa@yahoo.com +639206754115. salamat
sayang kasi maganda pa naman problema yung kulay... pwede nyo po ako tulungan please.....

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Re: SONY TRINITRON(NEED YOUR EXPERTISE)
« Reply #47 on: June 27, 2012, 11:13:03 AM »

 

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