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tv lg 21fu1rk ls MC 059C

jaivir25
hace 5 años
hace 5 años
I have good teammates do not get tv LG 630V x 27n capacitor which could replace him burn me bu1508dx TSH LG.jpg [79.36kb]
nicomena2015
nicomena2015
9.501
hace 5 años
hace 5 años
hello colleague :: I have to measure the C406 and see if it is leaking or is short ... if it is going to replace it, I must put a new one of the same capacity and voltage value ... 0.027mf x 400v ... of polyester ... .If that is OK, measure the source voltage and see if the + b remains regulated at 110v at C814-220mfx160v and C835 at 47mfx160v ... if the + b does not regulate well at 110v, change the C814 to 220mfx160v . and see results ... for that you have to remove the TSH from the plate and connect a 60-75w filament lamp between the positive of the C814 and mass and see if the + b remains regulated in the 110v ... TSH can be damaged by several other causes ... + b passed -... fli-bak- damaged -... etc etc ... you must measure diodes D406-D407- and see if there are any leaks or in short in the hor stage, ... check the C414 of 15nf x1600v and see if it has no leaks or is short ... if all those components are fine, check the fli-bak and yoke ... see if they are in good condition been ... ok ... greetings !!!
jaivir25
hace 5 años

thanks my friend nicomena first I have to look for the said capacitor xq when they brought the tv did not have the capacitor 27n * 630v to do the tests that you indicate and I thank you thank you
the problem is that I don't get that capacitor

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jaivir25
hace 5 años

how about my good friend doing the corresponding tests is the + B ok the trainers well I already did not burn the TSH but now the screen when turning it on I get a cushion or barrel mode that advises me to check thanks for all the recommendations

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nicomena2015
nicomena2015
9.501
hace 5 años

hello colleague: check or measure if voltage reaches pin6 of the lc401 ... the lc401 is the width modulator ... if it reaches 28v and does not correct the cushion effect change it x a new one with the same characteristics and see results .. .okay...

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jaivir25
hace 5 años

colleague thank you I get the 28v in Ic401voy try to change it to see if it changes thanks for your time

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jaivir25
hace 5 años

ready colleague solved the problem thank you very much again for your good contributions thank you

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