820-3115 no memory problem

Hi
this machine not detect memory. I cant see sign of liquid.

L3330 shows 1.49V
changed U7300


what can i check next step any idea? ( I tried known good memory module, PRAM and SMC reset)
 

dukefawks

Administrator
Oh, that can be anything and not just memory. Look closely around the PCH are for liquid damage or was it dropped?
 
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