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Why Do Screen Have Problems ? 

Vcore LC
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In this video, Why do TV screen have double image(flickering) problem?
This problem come through core of glass substrate short circuit so we cannot solve it by changing components, COF or scalar board .
We should determine short track and stop it from receiving voltage or signal.
Remaining signals will keep on working if we do so.
To block those signals, either we remove jumper or cut off tracks.
This is not a genuine repair but, if problems can be solved by cutting less tracks
then picture quality is less hampered.
These tracks are named as CKV, CKVB in some panels whereas
LC, HC etc. on some.
#panelrepair #screenrepair #ledtvrepair

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27 авг 2024

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Комментарии : 127   
@nestorteodorocastillourbin5066
Saludos desde Perú me gusto su tutorial gracias x su esfuerzo y voluntad de enseñarnos
@ProHackHD
@ProHackHD 3 года назад
If a site is right then it is possible. If two site is damaged it is Impossible. "Thanks dear"
@VcoreLC
@VcoreLC 3 года назад
Thank You Pro
@roseelectronics4582
@roseelectronics4582 3 года назад
Oh my goodness! A collision of the two best TV techs on YT. A big fan of both of you!
@farukhasan2905
@farukhasan2905 3 года назад
As like to you pro hack.
@yuvsharma
@yuvsharma 3 года назад
Impressive research and logic behind solving the issue.... Hats off !!!
@VcoreLC
@VcoreLC 3 года назад
Thank you brother
@isidrotan7468
@isidrotan7468 3 года назад
Thank you for sharing. Watching from Davao city, Philippines.
@planb4035
@planb4035 2 года назад
Thanks for your time and efforts to share your expert knowledge. Your technique seems working sometimes and fair enough but VGH voltage is not an alternating pulse but a constant 30V DC voltage and likewise VGL is a constant -9V DC voltage and not an alternating pulse. So my question is, why connect constant DC voltages to LC1 and LC2 which supposed to work but with alternating PWM signals, in this case pulsating 30V to -9V DC voltages with 3s duty cycle from the level shifter chip? And secondly, how does by passing the level shifter chip LC1 and LC2 PWM signals solve the problem, if it's caused but by the faulty gate electronics in the glass panel and not by the level shifter chip on the driver or source board?
@slowmotoryjoe81
@slowmotoryjoe81 3 года назад
Thanks for the ideas that you shared.watching from Philippines . . . . . . .
@daviderhahon
@daviderhahon 2 года назад
Great quality videos with detailed descriptions.
@Swenser
@Swenser 3 года назад
Confused as to how you selected tracks to cut. You showed measurement of 24 volt and neg 10 volt. What does that show? That they are short? What is usual voltage of most pins on COF? Thanks for your efforts to help others.
@ElficGuy
@ElficGuy Год назад
Did you ever find out?
@Swenser
@Swenser Год назад
@@ElficGuy there aren't many but a few English vids explaining well enough. Keep searching on YT
@ElficGuy
@ElficGuy Год назад
@@Swenser any key words man? I'm trapped out, not a native speaker either.
@Swenser
@Swenser Год назад
youtube.com/@elearningelectronique
@Swenser
@Swenser Год назад
@@ElficGuy youtube.com/@elearningelectronique
@leewright6101
@leewright6101 3 года назад
LOVE THESE VIDEOS VCORE GREAT,,LEANRING MORE AND MORE ON LCD PANELS NOW CHEERS
@edvandodacosta1099
@edvandodacosta1099 3 года назад
Muito bom.. Ótima a explicação.. Brasill 👍👏👏👏👏
@matheusmat8257
@matheusmat8257 2 года назад
Só brasileiro aqui pegando informação valiosíssima em canal gringo. Muito bom por sinal !
@seemakhalidseemakhalid352
@seemakhalidseemakhalid352 3 года назад
Thanks Sir Frome Pakistan karachi Muhammad khalid khan Electronic Shope.
@muralidharagk3801
@muralidharagk3801 3 года назад
Thanks for the video guidance sir about TV repairing technically
@VcoreLC
@VcoreLC 3 года назад
Happy to help
@eletronicalivre8927
@eletronicalivre8927 3 года назад
O cara domina o assunto
@carloshoyos8080
@carloshoyos8080 3 года назад
Amigo gracias repare un tv de esos mismos.un abrazzo
@qadeer1685
@qadeer1685 2 года назад
Very good information ℹ️🙂🙂🙂
@santoshlachke3098
@santoshlachke3098 3 года назад
Many many thanks for such videos
@lucas.varges6621
@lucas.varges6621 3 года назад
esse cara é cranio demais ! parabens
@VcoreLC
@VcoreLC 3 года назад
muito obrigado
@lucas.varges6621
@lucas.varges6621 3 года назад
@@VcoreLC valeu amigo,amigo como vc faz para por sua logomarca da vcore na tv ,? Obrigado gênio dos displays
@maximojrlanggam9921
@maximojrlanggam9921 2 года назад
Shout out watching from mindanao.
@joyelectronics1558
@joyelectronics1558 3 года назад
Many many thanks for this videos
@sadunperera6101
@sadunperera6101 2 года назад
thanks sir your are helping us lot...
@rahulpatelgujratahmedabad3497
@rahulpatelgujratahmedabad3497 3 года назад
Good tiching karte hai 👍👌👌👌👌👌👍👍👍👍👍
@kevinmeyer6255
@kevinmeyer6255 2 года назад
Is it sufficient to just cut VGH and one other signal ? In other videos people cut all the clock signals. Also, how do you know, whether you have to cut traces to the left or the right side of the screen ? In my case voltages all look good, but I just have vertical bars. Does that mean I should also cut voltages ?
@unitechelectronics1969
@unitechelectronics1969 3 года назад
Excellent video style,I like it, thanks dear friend, God bless you
@VcoreLC
@VcoreLC 3 года назад
Thank you very much
@rodrigomanoel3844
@rodrigomanoel3844 Год назад
Thank you please make a vídeo to LG display
@maelectronic9451
@maelectronic9451 3 года назад
Good job
@dadtechmech
@dadtechmech 3 месяца назад
nice repair
@ElficGuy
@ElficGuy Год назад
Very nice
@kaylomedico3559
@kaylomedico3559 2 года назад
I have an LG Flat Screen TV. The picture on every channel is discolored with neon-like colors, and then it will eventually go back to regular picture. The TV is probably 10-12 years old. Is this a sign of the TV going bad or age of TV?
@ratansarkar9236
@ratansarkar9236 2 месяца назад
thank you bro..
@yehtut8431
@yehtut8431 2 года назад
Many thanks,sir.
@vijaykumarputla7129
@vijaykumarputla7129 3 года назад
Good information sir🙏
@nishu2902
@nishu2902 3 года назад
Nice work sir
@neneoficial9245
@neneoficial9245 3 года назад
Gosto muito dos seus vídeos
@VcoreLC
@VcoreLC 3 года назад
Estou feliz com isso
@suryavanshib
@suryavanshib 3 года назад
Excellent knowledge ✌🏻✌🏻✌🏻
@VcoreLC
@VcoreLC 3 года назад
Thanks ✌️
@leonardoeletronicaformosa407
@leonardoeletronicaformosa407 3 года назад
Top parabéns
@bangfelix5360
@bangfelix5360 9 месяцев назад
You need to analyze how to detect and cut off the faulty lines
@ekosutanto3470
@ekosutanto3470 3 года назад
I love these videos..
@kimberlybland8124
@kimberlybland8124 Год назад
For those of us who can't do this have no idea or have the equipment is there anything else we can do besides trashing the TV ?
@barringtongoodhall3963
@barringtongoodhall3963 7 месяцев назад
LG display p/n 68705-1936 has double picture, how to fix it
@tejindersingh8805
@tejindersingh8805 3 года назад
He is good Actor & magic
@perumalv5807
@perumalv5807 3 года назад
Very good video.
@VcoreLC
@VcoreLC 3 года назад
Glad you liked it
@exittech1282
@exittech1282 3 года назад
god of lcd
@saad24000
@saad24000 2 года назад
U make my day
@lucasmoraesferreira3583
@lucasmoraesferreira3583 2 года назад
Qual tenção você desligou a vgh ?
@karthikrao8068
@karthikrao8068 2 года назад
Glass track/pixel complint...in CKV panels....bloking cuttings are temporary solution
@aminulvivo1420
@aminulvivo1420 3 года назад
Super your video Dada ❤️ u
@wisdom.o48
@wisdom.o48 Год назад
Please sir, is there anyway I can fix ghost image on my series 4 samsung tv.
@wadingdestel3299
@wadingdestel3299 3 года назад
I was thinking it will be better if we have a WhatsApp group with the others electronics repairs
@arielarellano9131
@arielarellano9131 3 года назад
Very imformative
@VcoreLC
@VcoreLC 3 года назад
Glad it was helpful!
@louf7178
@louf7178 2 года назад
This flickering just started happening on mine today - 43" Insignia. Picture is OK when cold, flickering increases with time. (panel had previous crack while installing new LEDs 😤)
@VcoreLC
@VcoreLC 2 года назад
Panel part number?
@louf7178
@louf7178 2 года назад
@@VcoreLC TV is closed up right now. Thanks.
@sakthimerso12
@sakthimerso12 Год назад
It's good to use for me
@MAHASHAKTHI29
@MAHASHAKTHI29 3 года назад
Thanks for information sharing
@MAHASHAKTHI29
@MAHASHAKTHI29 3 года назад
Pls ru contact number,we need Mi LED TV display 32,43
@MAHASHAKTHI29
@MAHASHAKTHI29 3 года назад
9600512559/8667334774
@VcoreLC
@VcoreLC 3 года назад
My pleasure
@ReubenMugode
@ReubenMugode 5 месяцев назад
How can you know that the probulm is in other said tell me pls pls
@shohannur4493
@shohannur4493 3 года назад
best work
@arifazima8945
@arifazima8945 Год назад
Bagaimana untuk kasus tv sony kd-49x7500f pak
@regularn.p.c4754
@regularn.p.c4754 7 месяцев назад
My panel only has CKV1 and CKV2, with also CKVB1 and CKVB2....do I cut both of them
@VcoreLC
@VcoreLC 7 месяцев назад
Yes cut 1by1
@regularn.p.c4754
@regularn.p.c4754 7 месяцев назад
@@VcoreLC I ended up cutting only the CKVB1, but it still fixed it....thanks altogether!
@moto-tech
@moto-tech 3 года назад
Thanks 👍
@VcoreLC
@VcoreLC 3 года назад
Welcome 👍
@jahidmikrani407
@jahidmikrani407 3 года назад
Nice video
@ndttv8682
@ndttv8682 3 года назад
Godbless u sir👍👍👍👍
@-0-R3B3LL10N
@-0-R3B3LL10N 4 месяца назад
is this also applicable on PC Monitors with same problem?
@marcosbatista1029
@marcosbatista1029 18 дней назад
yes
@mujjuk1157
@mujjuk1157 3 года назад
Please video upload lg panel without tcon slow motion
@mr.aryapawar4368
@mr.aryapawar4368 3 года назад
Sir ji sony lcd problm for slow moshan pictur not repairbl
@mujjuk1157
@mujjuk1157 3 года назад
Your is good
@rh0meo
@rh0meo 3 года назад
name of your microscope. thanks
@tonnielectronics662
@tonnielectronics662 3 года назад
Tumi guru valo
@noisedotselectronics7099
@noisedotselectronics7099 Год назад
Hello sir Panel Pt320at02_2 ver.1.0 White display with 4 color lines bottom of the screen all voltages are available Please solution tell me sir
@user-kl8wr3iy5o
@user-kl8wr3iy5o 4 месяца назад
I have the same problem sir
@shohagamplifier
@shohagamplifier 3 года назад
Nice sar💘💘
@imransagar245
@imransagar245 3 года назад
Super
@sunilvasava2399
@sunilvasava2399 3 года назад
Horizontal line problem plz
@neneoficial9245
@neneoficial9245 3 года назад
Amigo bota legenda nós vídeos eu sou brasileiro e cearense
@VcoreLC
@VcoreLC 3 года назад
Ok, eu vou tentar
@sanjeevkumarpandey8654
@sanjeevkumarpandey8654 3 года назад
T390 xvn painal ka ckv line ka video seand me
@arifazima8945
@arifazima8945 Год назад
Gambar doble dan bergetar
@kursamsammaiah9543
@kursamsammaiah9543 3 года назад
Microscope, Name and prise, please Sir,
@merlynmerlyns1379
@merlynmerlyns1379 3 года назад
software download for china board.,.,you have sir?
@nahusenaymaru2045
@nahusenaymaru2045 2 года назад
tankiw
@enamulhaquebabu2980
@enamulhaquebabu2980 Год назад
❤️❤️
@wellyngtonsarges
@wellyngtonsarges 3 года назад
Quais são as voltagens padrões da CKV, CKVB?
@rockyvlog4087
@rockyvlog4087 2 года назад
Techmind!!!
@tidypeople6180
@tidypeople6180 3 года назад
How can i communicate with u
@jasbirelectronics
@jasbirelectronics 3 года назад
#Jasbirelectronics
@shivasisdash7343
@shivasisdash7343 3 года назад
this is the sad reality of cheap tvs...
@magnetservicecenter
@magnetservicecenter 3 года назад
आप क्या make in India का काम दिखाते है
@dangbathang0288
@dangbathang0288 3 года назад
Thank
@staltabzch
@staltabzch 2 года назад
👍👍👍
@animalprotectionact4822
@animalprotectionact4822 3 года назад
View international information department
@hectorpatricio9918
@hectorpatricio9918 Год назад
How is connected the COF to display? Is possible to explain ? TY
@kanchankondhare
@kanchankondhare 3 года назад
🙏
@santososantos8186
@santososantos8186 3 года назад
Tv LED tv yang gampang rusak...tv LED tv plastik ...jangan beli tv LED tv LED mahal tapi gampang rusak
@magnetservicecenter
@magnetservicecenter 3 года назад
Sir हमलोग क्या china के गुलाम है
@user-ln2of9dt3t
@user-ln2of9dt3t 3 года назад
Пацаны крутые как яйца !
@animalprotectionact4822
@animalprotectionact4822 3 года назад
View international
@santdnyaneshwar9920
@santdnyaneshwar9920 3 года назад
👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻 disliked because of background music.... you must explain in details...👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻👎🏻 remember nobody like background music...
@nahusenaymaru2045
@nahusenaymaru2045 2 года назад
wowwwwwwwwwwwwwwwwwwwwwwwwwwwwww
@kingsleyanyiam7730
@kingsleyanyiam7730 3 года назад
Do you have WhatsApp group?
@y_x2
@y_x2 Год назад
If you have to cut traces it's better to scrap the TV!!!
@JohnfricsDandoy-nz1zp
@JohnfricsDandoy-nz1zp Год назад
Very nice
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