Help Sharp 21" CRT TV red color display with raster line

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Help Sharp 21" CRT TV red color display with raster line

Post by Lenaren on Wed Feb 28, 2018 1:38 pm

Gud day mga masters.. Pa-help po s problem ng TV n inaayos ko.. dati problem nya mahina ung sounds.. n trace ko po may loose connection s isang paa ng spider IC..Nung nahinang ko nag-OK sya kaso after 1 hour n testing.. nagkulay red po ung display na may kasamang retrace line.. may sound pa rin sya pero yung output ng audio nya yung no signal reception s tv.. saan po pwede mag-umpisa mag-troubleshoot nito? Tnx in advance s sasagot..
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by Lenaren on Wed Feb 28, 2018 1:41 pm

Posible po ba na may loose contact pa rin dun s ibang paa ng spider IC?
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by triac on Wed Feb 28, 2018 1:59 pm

Na check mo na ba  ang CRT pcb board sis lenaren?
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by Lenaren on Wed Feb 28, 2018 2:45 pm

Di pa master.. check ko mmya master..
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by ultrasonic™ on Sat Mar 03, 2018 5:22 pm

check for LEAK RGB tranny... iyong NO RF.. ay check Tuner sect

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Re: Help Sharp 21" CRT TV red color display with raster line

Post by triac on Tue Mar 06, 2018 9:00 am

ayon may reply na si sir ultra.. bounce
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by Lenaren on Fri Mar 23, 2018 2:20 pm

Update lang po mga master..

N-check ko n po yung RGB tranny.. ok nmn po.. tapos nag-try ako palit buong CRT socket ng kaparehas nyang model ayaw p rin master.. ganun p rin ung display nya..

Di kaya may problema n yung tubo nito?.. any inputs po ulit s inyo..

Thanks..
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by triac on Fri Mar 23, 2018 5:44 pm

@sis lenaren balance ba yung voltage ng uoc video out sis papuntang CRT?focus nalang muna sa UOC sis baka iyan ang salarin,try to resolder RGB sa UOC IC.Nagpalit ka naman ng tube so hindi sira ang tube sis.Wait pa rin tayo sa ibang opinion ng mga kasama natin..Up Ko lang ito.
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by Hertz on Wed Apr 18, 2018 11:09 pm

baka uoc mo ang sira. palitan mo na lang muna

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Re: Help Sharp 21" CRT TV red color display with raster line

Post by Lenaren on Mon Jun 18, 2018 8:30 am

gud day.. sensya n mga master kung now lng nkabalik ulit.. ok n po ung unit.. problema po ung tube at saka ung UOC.. ni resolder ko lng po gamit ng hot air..

thanks s inputs mga master..
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by Lenaren on Mon Jun 18, 2018 8:34 am

triac wrote:@sis lenaren balance ba yung voltage ng uoc video out sis papuntang CRT?focus nalang muna sa UOC sis baka iyan ang salarin,try to resolder RGB sa UOC IC.Nagpalit ka naman ng tube so hindi sira ang tube sis.Wait pa rin tayo sa ibang opinion ng mga kasama natin..Up Ko lang ito.

@ master triac.. di ko p nun nasubukan palitan ung tube..

Thanks s inputs nyo..
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Re: Help Sharp 21" CRT TV red color display with raster line

Post by triac on Mon Jul 30, 2018 8:41 am

welcome sis lenarin.Baguhan rin po ako sis..
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Re: Help Sharp 21" CRT TV red color display with raster line

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