820-00165 no green light

Quickfix

New member
Hi found corrosion Q7560 and i replaced it. board starts to work fine, but some times not turn on and no greenlight. when apply heat q7560 area green light comes and starts work fine. Where should i start
 

2informaticos

Administrator
Staff member
Resolder U7501 and check traces and surrounding components.
Pay atention to R/C7564.

Do you lose 3V3_S5?
3V42_G3H stable?
Be sure SMC_RESET_L is steady high.
Also check if SMC_PM_G2_EN is maintained.
 
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