Hello, what is the reason why the Samsung N71OO mobile phone is turned off and cannot be charged, an

Hello dear Samsung users:

Based on your description, it is recommended that you try the following:

1.Shutdown charging test.

2.Replace the charging position to rule out intermittent contact caused by poor contact with the socket.

3.If conditions permit, replace the spare charger for testing.

4.The battery performance is not good (it is recommended to replace the battery first, try to charge it or send it to a service center for testing).

5.When the phone is turned on and charged, if the mobile phone is equipped with a third-party plug-in such as a charging doctor, it is recommended to test it after uninstalling it.

6.Check whether there are foreign objects in the charging interface of the mobile phone, such as liquid ingress, debris that causes the charging port of the mobile phone to be in poor contact with the charger and causes slow charging, if this situation is recommended to be repaired as soon as possible.

7.Back up your phone's data (book, SMS, etc.) and factory reset your phone (go to phone settings - reset - factory reset).

Samsung knows that we will provide you with high-quality solutions and answer your questions attentively, and hope to get your satisfactory evaluation.

Workaround:

The phone system is malfunctioning, so there is a problem with the battery level display. This kind of problem is the easiest to solve, you can directly shut down and restart, which is equivalent to data refresh, and the general power display will return to normal.

Second, the charger is malfunctioning. This malfunction is the main reason why the phone cannot be charged. So how to judge the quality of the charger.

It's actually very simple, try it with another charger. If it can be charged, then it can be concluded that the charger is faulty.

Thirdly, the charger and the phone are in poor contact. This is also a common situation where the charger is not plugged in properly due to carelessness on the part of the phone user. The solution is simple, it is to switch sockets back and forth.

Clause. Fourth, there is a problem with the mobile phone battery. Generally speaking, it is rare to have problems with your phone's battery. But once there is a problem, it is a big problem and must be taken seriously.

Therefore, when it is found that the charger and mobile phone system are not faulty, you should focus on checking the battery. If you find that the battery is swollen, then it means that there is a problem with the battery and you must stop using it immediately.

Clause. Fifth, there are quality problems with the mobile phone itself. If you buy a copycat phone, then there is a high probability that the mobile phone will malfunction. If it is a brand machine, it needs to be returned to the original factory for processing.

Hello: According to your description, it is recommended that you try it as follows:

1. Use the original charger to charge and try to see if it works.

2. Take out the mobile phone battery, clean the battery contacts, reinstall the charging and check the power consumption 3. Connect the computer through the data cable and try.

4. If possible, replace the battery or charger to see if it is effective.

5. If the above operations are invalid, it is recommended that you back up your phone's data (**book, SMS, multi** files, etc.), restore your phone's factory settings and try again.

6. If the problem still exists, it is recommended that you bring the purchase invoice machine and the three-guarantee voucher and send the mobile phone to the nearest Samsung service center for testing.

To save you time waiting at the service center, please use the Samsung repair appointment request.

It may be a problem with your data cable and mobile phone interface, try to change the cable.

If your phone won't charge, we recommend you try it as follows:

1.Use the original charger to connect to the home power source for charging.

2.Replace the power outlet, try or change a data cable to connect to the charger for charging.

For phones with removable batteries, you can also try:

1) It is recommended to turn off the battery and remove it, and use a cotton swab to clean the battery contacts and the contact points where the phone connects to the battery. Try charging again after reinstalling the battery.

2) If possible, replace the battery or use the cradle to charge it.

3.If the phone can be turned on normally, it is recommended to back up the data in the phone (such as contacts, multiple files, etc.) and restore the phone to factory settings.

If the problem persists according to the above methods, please bring the purchase invoice, repair card and machine to the Samsung service center for inspection.

You can first check what the problem is The steps are generally to check the battery first, then the charger, and finally the mobile phone.

1. Shutdown and charging test;

2. Change the charging position to eliminate the charging problem caused by intermittent contact with the socket;

3. If the conditions allow, replace the original charger for testing, or send it for repair and testing;

4. When the phone is turned on and charged, if the mobile phone is equipped with a third-party plug-in such as a charging doctor, it is recommended to test it after uninstallation;

5. Back up your phone data, restore your phone to factory settings and then observe.

Put it under the covers for a while. The charger should be kept warm. If it's too cold, it won't be filled.

What does it mean, please make it clear, is it that it can't be charged when it is turned on, or it can't be charged if it is not turned on???

There is a problem with the motherboard, a common problem with Samsung. Congratulations on becoming a member of the Samsung phone problem account.

I hope the above reply can help you and have a great life!

Feel free to ask questions on the Samsung platform.

Reply to the factory settings, choose the original charger, if the battery can be taken down to see if there is a problem with the contacts, wipe it to see, if it doesn't work, then it can only be after-sales.

Then you will first return to the factory order, and if it fails, replace the battery.

This battery must be made of the kind of good product of the big brand, which has a warranty and after-sales.

Hello dear Samsung users:

Comments, suggestions, complaints, please click:

Hello: According to your description, there are many factors that the mobile phone cannot be turned on, and the power fraudster's bucket pool, mobile phone software, and hardware will cause this kind of non-boot failure.

We recommend that you try the following:

1. Replace a mobile phone battery of the same model for a spring test or send the battery to the nearest service center for testing.

2. Take out the battery, clean the metal contacts of the battery with a rubber and test.

3. Take out the SIM card and SD card at the same time, and then press the power button for more than 10 seconds to test whether it can be turned on.

Based on your description, we recommend that you try it by following the steps below:

1.Turn off the SD card and SIM card, and try again.

2.Clean the contact points of the battery and the phone battery.

3.Connect the data cable to the computer to try charging.

4.Try replacing the data cable.

5.Replace the battery.

If that's what you say, it's broken. You ask, it's okay to have tried the phone with another battery in advance. Isn't it?!