Charger problem
First, you should look at the power adapter you are using. As we all know, mobile phone charging head Although the voltage is 5V, but the size of the current is a big difference. Most of the mobile phone's standard charging current is above 1A, and the tablet is more than 2A. If you put the 1.2A iphone on the old 500mA charge head, it's not surprising that the charge is slow. Especially in this case also want to use mobile phone while charging, may not only charge not to go in, but also the more charge less.
Again, is the user home there are a large number of cottage chargers, they will falsely mark their own charging current, of course, the quality is not good, the situation is normal to not enter the electricity.
Replace the original, or find a higher current charger to try again, I believe everything will be restored.
After the problem of the charger, if your mobile phone is still not plugged in, then you can change a charge line to try it, if still not, you can really start to look suspicious to the phone itself.
Mobile problem
There are many kinds of faults in the battery, and there are two kinds of cases in which power is not charged: the damage of the electric core or the control circuit.
On the damage of the batteries, the problem is mainly concentrated on the inferior batteries. Many users feel that they buy the iphone, quality should be no problem, but some profiteers will usually sell the phone before the original battery will be substituted, with a period of time after the emergence of the situation is not surprising. Some people reflect that their mobile phone is full, with two minutes of electricity, which is the typical internal short-circuit of the core performance. If this is the case, it is recommended that you do not use this phone until you change the battery because it has a potential security risk.
The life of the battery will also lead to the failure of the electrical phenomenon, while the poor quality of the life of the battery consumption faster, if your cell phone does not use two months of battery is not durable, it is likely to run into a cottage battery.
Another situation is that the battery itself is not a problem, and the control circuit has been wrong. Some phones no matter how long the charge, the electricity will always show 2%, but the use of a day to reduce to 1%, which shows the normal performance of the core itself, only used to measure the battery power circuit out of the question.
Other issues
In addition to these common problems, there are a number of strange questions, such as the phone interface failure, the Android system log in the battery information and battery reality, battery contact is bad.
So how do we solve this?
Do not fill in the reason to find out, then how to solve it? Unless it is a charger, a faulty wire, other circumstances are not recommended to be repaired without authorization. Especially in the case of electric core failure, rash may even incur the security risk. If the phone in the warranty period, charging 80% will be counted in the warranty range, you can confidently find a replacement after the sale. And if the warranty period, then must go to the official formal accessories sales platform (such as the official website, the cat flagship store, Jingdong, etc.) to buy new batteries or chargers, do not cheap.
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Specific operation 0, press and hold the following dot not put, and then press the Power-on key to press, a will come out of the battery, immediately charge, to find repair on the phone, the demolition machine bar
1, for the non-original charger, will often appear below the situation, this is due to the specifications of the charger is not standard, the replacement of a qualified charger can be.
2, if the original charger appears above the fault, please refer to the following tips:
3, please check the data cable is normal. The data line looks normal, the inside may have been broken, my data line is after I cut the outer layer of plastic I found that the original broke. The test is to borrow someone's data line to see if they can charge
4, the display of the plug symbol is normally full to show that is now full or low power but can show that the phone has no problem with the tail plug you want to change a charger to try if it is still not the battery is broken
5, again, check whether the original charger can work properly. The charger can be connected to another USB port on the phone to see if it works properly. Although not all chargers are suitable for the iphone, but the iphone charger is compatible with all USB phones