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If you encounter plugging in the power cord and the iPhone also displays the charging symbol, but it just can't be charged, there may be the following reasons and solutions:
1. The battery is excessively worn out and has been completely damaged.
Generally speaking, this situation is relatively rare, and you can check the battery health first through the methods we taught above. A normal iPhone battery health of more than 85% within one year and more than 75% within two years is normal. But if you use it for a year and it has dropped by 80%, there are only two possibilities, one is that you have bought a fake, and the other is that you have often committed the behavior mentioned in the previous section to damage the battery.
I've seen people who charge their batteries almost several times a day because of playing card games, but in less than half a year, the battery health of their mobile phones has dropped to 78%.
2. The battery management IC is damaged.
In this case, most of the reasons are that the motherboard components are desoldered due to the mobile phone falling to the ground, and the probability is very small. If the battery can't be charged and the motherboard is damaged, the store will charge you more than 500 so-called motherboard replacement fees, but in fact, you only need to replace the power supply IC for more than 100.
3. Non-original charger, the charging cable is damaged.
This is easy to do, ask someone for an original iPhone charger and charging cable to try it.
4. Mobile phone system failure.
Press the power button + home button at the same time until the Apple logo appears, force restart the iPhone, it should be solved.
5. The gold finger of the charging port is oxidized or dirty.
Use the SIM card pin that comes with the iPhone to scratch the gold finger part of the charging port on the iPhone, and try to scrape off some oxides on it (generally this problem is definitely an old iPhone that has been used for more than 1-2 years).
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1. The reason for the charging cable: If the charging cable of the Apple mobile phone is used for a long time, there will be problems with the charging cable, resulting in the inability to charge;
2. Mobile phone charging hole: Pay attention to whether the mobile phone charging hole is damaged, if it still doesn't work after changing a few charging cables, then go to overhaul the charging hole.
3. The reason for the charging power head: Sometimes the charging hole of the mobile phone is fine, but the charging power head may be damaged, so try replacing one.
4. The most suitable charging temperature for Apple mobile phones is 0°--30°. Therefore, too high or too low temperature may lead to charging failure, we can adjust the temperature appropriately and then charge the iPhone.
If none of the above methods can make the phone charge normally, please take it to a mobile phone repair shop to repair it.
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What should I do if my iPhone can't be charged?
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You try to press the shutdown button and the back button together, remember to press them together, press it for seven seconds and let go This can be, thank you very much.
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First of all, check the charging port of the Apple mobile phone for the first time, see if there is any foreign object stuck in it, check it carefully, and if there is a foreign object, gently sweep it clean, as shown in the figure below is the charging port of the Apple mobile phone;
Secondly, check the charger of the Apple mobile phone, especially whether the charging cable is resistant to bending and wearing, or whether the charging head is broken.
Then check whether there is a problem with the battery of the Apple mobile phone, the battery of the Apple mobile phone Changzhou stuffy can not be easily removed, and it can be disassembled only if a professional personnel is required, but we can use the Apple mobile phone software to check whether there is a problem with the mobile phone battery.
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The iPhone shows that it is charging, but the possible reasons why it cannot be charged and the solutions:
Reason 1: The mobile phone battery is aging and excessive wear, users can check the use of the battery according to the built-in "battery health" function of the Apple mobile phone, if the health of the battery is very low, you can go to Apple's official after-sales service to replace the battery.
Reason 2: If there is a problem with the battery management IC, it is generally due to the damage to the motherboard components caused by the drop of the mobile phone, but the probability of this situation is very small, and users can go to Apple's official after-sales service for repair.
Reason 3: Some users will use third-party chargers and data cables to charge their mobile phones, but the quality of these chargers and data cables is not guaranteed, resulting in the Apple mobile phone showing charging but not charging, so it is best for users to use the original charger for charging.
Reason 4: It may be that the phone has a system failure, and the user can check whether the phone needs to be updated in the system settings, and restart the phone after the update before trying to charge it.
Reason 5: Dirt may appear on the charging interface of the mobile phone after long-term use, which will also have a certain impact on the charging of the mobile phone, so it is very necessary to wipe the mobile phone regularly and clean the dirt on the charging interface.
The following are the precautions for use:
1. Choose the original charger to charge, when charging on the iPhone, you can charge it quickly with the original mobile phone charger, after all, the original is more practical.
2. Don't wait until the battery is too low to charge, don't wait until the iPhone is too low or even turn off to charge, because lithium batteries have no memory effect, you don't have to deliberately discharge, you can charge when it's time to charge.
3. Take off the phone case when charging, in order to protect the iPhone, many people will put the phone case on the iPhone. However, lithium batteries are afraid of heat, and they will heat up when charging, so you can remove the phone case when charging.
4. Don't play while charging, playing with the phone while charging will not only shorten the service life of the battery, but also burn the motherboard in serious cases, and even cause disasters.
5. Charging with an iPad charger can also speed up the charging, and when the iPhone is charging, you can directly use the iPad charger to charge the iPhone, which can also speed up the charging speed.
The abnormal sound of the charger indicates that there is a fault, and there is a problem with the feedback loop of the circuit, which will generally not affect the normal use of the charger, but will affect the heating and power loss. Use the meter to measure whether the output voltage is normal. Second, if there is a problem with the transformer, it may not affect the use. >>>More
Charger issues.
First, you should take a look at the power adapter you're using. As we all know, although the voltage of the mobile phone charging head is 5V, there is a big difference in the current size. At present, the standard charging current of most mobile phones on the market is more than 1A, and the standard charging current of tablets is more than 2A >>>More
If the mobile phone battery is authentic and the original mobile phone battery, or our domestic Hony battery is a well-known brand of business battery, it is recommended to charge it for a long time with a regular charger to see if it can be restored, I hope it can help you.
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Go to the monopoly to repair it, in case you fix it yourself, it will be even more troublesome.