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Old 11-01-2021, 11:49 AM   #3
Join Date: Mar 2020
City & State: auckland
My Country: New Zealand
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Posts: 49
Default Re: Laptop voltages at coils and meanings?

Originally Posted by rielfreak View Post
I usually start with the main +19V (voltage rail after the 2 mosfets from DC in jack) then power button 3V pullup then the main 3V/5V regulator. HPs should have a white light in the DC in jack when plugged in without battery.
Thankyou for your reply, is there a sequence in how they turn on to know when a power rail is missing?
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