A1278 820-3115-b

iFix

Member
Board not powering on with power button, but from keyboard connector all signals coming through. Powering on when without battery and then works normal.Keyboard needs replacement?
 

2informaticos

Administrator
Staff member
Monitor SMC_ONOFF_L signal, w/ and w/o KB connected.
Do yo note 3-0-3V drop pulse when use power pads, or button?
 
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