Do you know how to fix iPhone 6 can't turn on ?
Mobile phones are the most convenient communication tools for people, and the most indispensable part of everyday life is mobile phones. If your iPhone 6 can't boot, you will be very anxious. This is the case for our customers. He sent us an iPhone 6. iPhone failed to restart. How can we repair it?
The first things is to clamp for a test by DC power supply, it is found that the current has been rising repeatedly or dropping 100 ma.
Based on our previous repair experience, we judge the 2 IC2 bus control through the display D2, D3 is pulled down or short circuit, this kind of situation is very common, these two I2C bus are also called light control, if the current changes, it's possible lamp control damage; If the current is fixed, it's possibly display damage.
Use the QUICK 861DW hot air gun to remove the CPU shield and observe it under Trinocular Stereo Microscope, we can not see any problems from the surface, so we continue to blow down the light. As shown in picture.
After removing the light control, connect DC power supply to test again, we found that the current is normal now, so it is judged that the light is damaged, so we replace a new one directly. As shown in picture.
Replace a new light control, install the iPhone 6 to test, we are able to turn on it normally, and the light is normal. And there are no any problems for the other functions. The "iPhone won't turn on problem" is successfully solved now!
Hope this article can help you. If you have better way to repair this problem, please discuss with us on www.vipfixphone.com.
The first things is to clamp for a test by DC power supply, it is found that the current has been rising repeatedly or dropping 100 ma.
Based on our previous repair experience, we judge the 2 IC2 bus control through the display D2, D3 is pulled down or short circuit, this kind of situation is very common, these two I2C bus are also called light control, if the current changes, it's possible lamp control damage; If the current is fixed, it's possibly display damage.
Use the QUICK 861DW hot air gun to remove the CPU shield and observe it under Trinocular Stereo Microscope, we can not see any problems from the surface, so we continue to blow down the light. As shown in picture.
After removing the light control, connect DC power supply to test again, we found that the current is normal now, so it is judged that the light is damaged, so we replace a new one directly. As shown in picture.
Replace a new light control, install the iPhone 6 to test, we are able to turn on it normally, and the light is normal. And there are no any problems for the other functions. The "iPhone won't turn on problem" is successfully solved now!
Hope this article can help you. If you have better way to repair this problem, please discuss with us on www.vipfixphone.com.
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