How to map complex products to HS codes

iPhone disassembly tutorial: how to disassemble the iPhone and How to map complex products to HS codesunderstand its internal structure iPhone is a smartphone under Apple, because of its exquisite design, powerful performance and experience Excellent and widely praised. If you are a repair technician, DIY enthusiast or just want to know more about the internal structure of iPhone, this article will provide you with a detailed iPhone disassembly tutorial and related knowledge introduction. 1. Preparing tools and environment to disassemble iPhone requires some professional tools and a suitable environment to ensure the smooth disassembly process. The following are the tools and environments you need to prepare: - Professional screwdrivers and suction cups to disassemble the back case and battery of the iPhone;- Some plastic chopsticks or flat-head screwdrivers to disassemble the internal parts of the iPhone; - Desktops suitable for disassembly to ensure that all tools and parts are kept neat and safe; - Anti-static gloves and foot mats with electrostatic protection to prevent static electricity from damaging the internal electronic components of the iPhone . Two. To remove the back case of the iPhone, first turn off the iPhone and disconnect the power supply, and then remove the two screws at the bottom of the iPhone with a professional screwdriver. Next, use a suction cup to gently pull up the back case at the bottom of the iPhone, and slowly separate the back case from the iPhone motherboard with two plastic chopsticks or a flat-head screwdriver until the entire back case is removed. 3. After removing the battery of the iPhone and removing the back case of the iPhone, you will find that the battery is directly connected to the motherboard.Before removing the battery, you need to tear off the protective pad pasted above the battery with a professional punching tool. Then, use a professional screwdriver to remove the screw on the battery connector and gently separate the battery from the motherboard with plastic chopsticks or a flat-head screwdriver until the battery is removed. Four. Remove other parts of the iPhone. Once the battery is removed, you can see other electronic parts inside the iPhone, such as camera, electronic circuit board, vibrator, audio jack, etc. If you want to know more about the structure and function of these parts, you can gently remove them with plastic chopsticks or flat-head screwdrivers, and be careful not to damage them. 5. Disassemble the screen of the iPhone. If you need to further disassemble the inside of the iPhone, you need to disassemble the screen in front of the iPhone.First, use a professional screwdriver to remove the screw on the top of the screen, and then use a suction cup to gently pull up the bottom of the iPhone screen. Insert plastic chopsticks or flat-headed screwdrivers under the screen to gently separate the screen from the motherboard. 6. Precautions When disassembling the iPhone, you must be careful to avoid damaging the electronic parts inside the mobile phone. In addition, be sure to avoid using metal tools or electrostatic materials to touch the internal electronic components of the iPhone, which may cause damage to the iPhone. In addition, before disassembling the iPhone, you must make sure that you have enough experience and skills, and master some relevant technical knowledge. If you are not sure how to operate it, you'd better not try to disassemble the iPhone. Summarize the iPho provided through this articleIn the ne disassembly tutorial, you can disassemble the back case, battery and other parts of the iPhone, and have a better and more detailed understanding of the internal structure of the phone. However, please note that you should be careful when disassembling the iPhone, and you must have enough experience and skills to operate it. If you are not sure how to operate it, please find a professional technician to repair it.

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