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Old 11-01-2021, 05:53 AM   #2
Join Date: Jul 2017
City & State: Bicol
My Country: Philippines
Line Voltage: 220VAC 60Hz
I'm a: Professional Tech
Posts: 23
Default Re: Laptop voltages at coils and meanings?

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.
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