It may be the intermittent charging problem caused by poor socket contact, it is recommended to change the charging position to try;
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2, it may be the charger problem, if the conditions allow to replace the original charger and data cable for testing. Or send to repair test;
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3. When charging, if the phone is equipped with third-party battery management software, it is recommended to uninstall and test;
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4, check the mobile phone charging interface whether there is foreign matter, such as liquid, there is debris resulting in poor contact between the mobile phone charging interface and the charger, if this is the case, it is recommended to send for repair as soon as possible;
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5. Backup the phone data and restore the phone to factory Settings;
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6, if the above methods can not solve the problem, it is recommended to go to the local customer service center for testing and maintenance.
There are several reasons for the automatic power off when the mobile phone is charging:
1. The charging control circuit is faulty;
2, the charger is faulty;
3, poor interface contact;
4, the battery performance is close to failure. The charger managed by microcomputer has a phenomenon when the battery starts to charge seriously and when the charging is ready to be full when the constant voltage charging mode is changed, in fact, the use of pulse frequency charging, 1. Protect the charger from damage due to excessive continuous charging current.
2. Pulse type is conducive to the removal of battery vulcanization, to ensure that the battery can be sufficient power to the maximum extent.
Mobile phone a flash charge will automatically power off, is the flash charger contact is poor.