Technical Support Macbook air 820-3435 is dead

[daengrani]

Hi Macbook Air 820-3435 is dead
voltage PM_SLP_S4_L uncertain, sometimes rise 1 volt and then down 0 volt.
what is problem master @Hosein Asadolahi ?

 

[Ahmad Safari]

This signal is usually fed through the chipset PCH, and if there is no voltage, the main chipset is likely to fail.

 

[daengrani]

so cpu

This signal is usually fed through the chipset PCH, and if there is no voltage, the main chipset is likely to fail.

so cpu is problem, cause pch and cpu is one chip