820-3437-b no video

[john]

I`ve got this macbook air with water damage didn`t turn on no green light nothing.
I put it in ultrasonic cleaner.
After ultrasonic cleaner I have green light on the charger fan is spining but no chime and no video.
What do I have to test next?
Total newbie here, go easy on me

 

[aprendiz]

Where was corrosion???? Could be corrodes resistors or traces on SPI lines.......

 

[dukefawks]

CPU Vcore coming on?

 

[john]

fix it.
follow the corrosion
thanks guys