HP 15 Series Laptop | LA-D707P | Power On, White Display | Role of Hall sensor | Can we fix it?
Hi guys, Here we received an HP 15 Series Laptop for repair with a White display when it turns on. After diagnosis we found Hall Transistor problem that was pulling LIDSW# to low. We managed to replace a Hall transistor and repair this motherboard. Just have a look you might be amazed on the working principle of Hall transistor

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HP Laptop | Liquid Damage | LA-D707P | PCH power management reqirements are missing.

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