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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > iPhone ,iPod & iPad (Apple Inc. Products) > iPhone, iPad, iPod Hardware Repair

iPhone, iPad, iPod Hardware Repair Hardware Repair discussions for iPhone, iPod , iPad & Apple Products, help, guides.

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Old 03-26-2020, 08:41   #1 (permalink)
Freak Poster
 
Join Date: Jun 2017
Location: USA
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How iPhone X Boot Circuit Works


The boot circuit can be regarded as logic board trigger circuit. To have the phone turned on, working conditions like power supply, clock signal and reset signal are indispensable. What’s more, CPU has to get key components into power-on self-test process and get the bootstrap imported. Since there are so many components involved in the process, reasons for won’t turn on of the phone can also be various.



To fully understand the work-flow of the boot circuit, Please check out the video here.


Credit: REWA Tech
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