Samsung UE70TU6905 BACKLIGHTS AND SOUND ON NO PICTURES BUT SCREEN NOT DARK

[bohaboha]

Hi since this replacement mainboard is not compatible with this TV I think I'll try to transfer the parts to the original mainboard

[bohaboha]

Hi wondering if someone can tell me what Volt value is missing on the Mainboard for this to work, see the picture
thanks

[bohaboha]

Hi no one knows about it?

[Diah]

Hi no one knows about it?

Volts had nothings to do if one SoC defect or BGA.issue

[bohaboha]

Volts had nothings to do if one SoC defect or BGA.issue

thank you Diah i found a Mainboard for 70 inches with LVDS and STBY connection for a very fear price hope it will be ok

[Diah]

thank you Diah i found a Mainboard for 70 inches with LVDS and STBY connection for a very fear price hope it will be ok

i know how much you would like to help yours friends , but this will not help if the panel defect

[bohaboha]

i know how much you would like to help yours friends , but this will not help if the panel defect

it's my neighbor it's for the kids' sake .hope it's not the screen otherwise last try

[bohaboha]

Hello again now I have received the probably compatible Mainboard BN41-02751B from a TV:UE70TU7100KXXU As I hope it will be compatible for my set but yes all the time there is one but the Mainboard comes from Albania and it might be a Regions issue some reprogramming is there any of you guys who know I am very grateful for all answers and suggestions

[bohaboha]

Hi the Mainboard is from a different Region what is possible to do to make it compatible to my Region ? do there is some process to follow or there is no way to fix it? please if you can tell me

[Diah]

go back any try my posts #53 and 56

[bohaboha]

go back any try my posts #53 and 56

ok i ll do thank you

[bohaboha]

go back any try my posts #53 and 56

Hi i did the test as in post 53 and 56 and i se the TV is trying to show a picture but no nothing in the end i did also shorting trdy1&3 test points but the tv does not show which part is defect . it seems like i am about to find it but no. today i got the new DC to DC VPMS chips and i am thinking to try it but first i desoldered the old one and put in place the tin bolls without stencil but i did not solder them yet before i get some advice about it i ll try with the old one first

[bohaboha]

any advices or suggestions

[bohaboha]

no one to give an direction? very sorry but i really need your help