Macbook pro 2016 wont reset smc

filip85

New member
I have a problem with macbook pro 2016, I tried smc reset but it wont turn on after i press the power button, I replace with new motherboard and problem is the same. The backlight on the keyboard is not working also, what could be a problem what should i change in order to work normally
 

filip85

New member
More detail, I have battery problem, so i changed the battery and it looks it was working normal but after i first restart it shows not charging and 1% battery, like I said keyboard backlight didnt worked even i bought new keyboard with bottom plate. I tried smc reset but i just cant tun on machine after pressing shift,control,option and power button. So i bought new motherboard since i tought its motherboard issue but after attaching new motherboard problems didnt go away, its still the same. I can boot to system, fan is spinning but it seems the macbook is very slow. What could be a problem and how to solve it?
 

2informaticos

Administrator
Staff member
Possibly ALS issue, that explains unworking KB backlight and slow system.
Disconnect webcam connector from botom case.
You can also test if system works smoothly disconnecting internal LCD, using external monitor.
 

filip85

New member
Why i cant make smc reset? After instaling new motherboard why new battery shows not charging and 1%? I cant find connection with webcam connector and smc reset and battery issue
 

filip85

New member
Even if I disconnect battery i cant do smc reset. If I cover the ambient sensor with finger i can increase or decrease light but there is no light on the keyboard at all it will only decrease light on screen
 

2informaticos

Administrator
Staff member
Is that new chinese battery?
I strongly recommend to test with known good battery, even old.

Test all the KB, be sure specific keys for SMC reset work properly.
 

2informaticos

Administrator
Staff member
Wait, you said machine doesn't turn on after doing SMC reset?
So SMC reset keys combination does something.
 
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