hello sorry for my late answer, i think i will leave it , put alll in a bag and put in trash , too much problem for a small thing.
Thank you to help me ;)

Yes i have on the controller it’s use with 5V :/
on the picture below the power supply for led are connected on item 9

@MadScientist I tried but screen just flickering (screen flash blank)
I have a good power 4A, not easy , but it’s better before there was nothing :)

Hello, thank you to accept me in this forum,
I start to work with LDSV controller but i have an issue.
I bought a controller PCB800099 V0.9 who are normally compatible with screen HSD100IFW1 - A0 but my screen are little different HSD100IFW1 - F01
The only difference i found it’s about two pins on connector. (28 and 30).
Do you knwo if it’s possible to modify the cable for work ?

A-0

F01

Cable shema

Thank you for your help.