820-00281-a only the fans work

[tili1988]

hi gays hi have this macbook
the owner accidentally spilled milk on the keyboard , the macbook turns on but only the fans work , the display stays black, i clean the matherboard ma nathink , where do i start from ? Thank you

 

[2informaticos]

Test the board alone on the desk.
Check CPU core voltage (VCORE) after 10-15s (L7211).

 

[tili1988]

i fixit is ndamget r7100 thank you