820-01700 no backlight

[yobad]

Hello, I have a 16inch MacBook,
Finally, I found the board view and schematics.
the board is pretty clean and no backlight, but the client said it is water damaged.
any suggestions?

 

[2informaticos]

Can you confirm USB activity?

 

[yobad]

Yes, also i can see the apple logo

 

[2informaticos]

Maybe LCD assembly is the one affected by liquid.
Or has the flexgate problem...