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1. The mobile phone can't be charged, and you have to find out which piece is wrong, and only when you find the problem can you prescribe the right medicine. Let's take a step-by-step check from simple to difficult.
2. First of all, connect the mobile phone with the charger and plug it into the plug board to see if it can be charged. If it can't be charged, then the current possible problems are: the charger is broken, the cable is broken, the mobile phone interface is broken, the battery is broken, and the system is wrong.
3. Change a connecting cable or a charging plug, and then charge it to see if it can be charged into the charge, if it is charged in, then it proves that it is a problem with this, change the wire, or change the charging plug. Pay attention to the current and voltage of the original charging plug of your mobile phone when changing the charging plug to prevent harm to the mobile phone. If you can't rush, then the possible problem is:
Mobile phone interface problems, battery problems, system problems.
4. Remove the battery (if you can't disassemble it, don't force it to dismantle), and use the universal charger.
Go to rush, if you rush it, it is a problem with the charging interface of the mobile phone. There may be problems: battery, system.
5. Change the battery to see if it can be rushed, if the battery can be charged, it is likely that the battery is scrapped. Just change the battery. If it still can't be charged, then it can only be a problem with the system.
Note that the battery is best original or buy *** commercial battery.
6. Many people don't understand how the system will affect whether the charge is not in the Android system.
For example, there is a file in the log of the Android system that records the battery information, if the battery information is wrong, it will cause the phone to not charge.
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A common reason why your phone won't charge.
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Lenovo phones can't be charged.
Dear, I'm glad to answer for you: Lenovo mobile phone can't be charged A1, first confirm whether the data cable is normal, the data cable looks normal on the outside, and it may have broken inside; 2. If the battery level is too low, the battery will be protected, which will cause the battery to enter a sleep state, and it needs to be charged for 20-30 minutes to activate the battery before it can continue charging; 3. If the battery or equipment hardware fails, go to the after-sales service or specialty store for inspection and maintenance. Lenovo Group is a global technology company founded in China with operations in 180 markets.
With a global focus, Lenovo has established an industry-leading example of a diverse corporate culture and operating model.
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The battery of the Lenovo phone is over-discharged, and the battery is activated for protection. The discharged battery is displayed on the seat charger as a full point and cannot be charged. The first few times our Lenovo mobile phone discharged the battery and discharged too light, in fact, it is not necessary, and this problem will occur when it is too light.
Workaround:
You can activate and charge the battery of Lenovo mobile phones, but you need to pay attention to the method.
1. The battery must be charged directly on the Lenovo mobile phone (the seat charging is not good), charged for more than 3 hours, and then it is OK, and the battery can be used normally without sequelae.
2. If it is not easy to use, you need to manually activate the lithium battery. Please use 4 No. 5 batteries in series, after connecting in series, the positive electrode of No. 5 battery to the positive electrode of lithium battery, and the negative electrode of No. 5 battery to the negative electrode of lithium battery, the contact is good, 2 seconds. This step is to activate the lithium battery.
3. The above steps ensure yours'The battery is ok.
4. Cherish the battery and use less cradle charging. Direct charging is the most maintenance of the battery.
5. If you can't charge it, you can activate it with high voltage, the method is to use a 12-volt power supply, connect a resistor of tens of ohms in series, connect the negative pole to the negative pole of the battery, and connect the positive pole to the positive pole of the battery to charge for a while, as long as there is a little current, the battery is fine! Then you can put it back into the charger to charge, if it is not good to charge it for a few minutes, you can only disassemble the battery and charge the battery directly with this method, you must pay attention to the polarity when charging, and the series resistance plays a current limiting role, generally in 20 to 100 ohm left stone....This can generally be fixed.
If it is not charged after using the universal charge, such a battery is generally broken by the protection board inside, but most of the cells are good, we can connect the battery directly to the electrodes of the battery can still be used, but there is no protection circuit, it is best to put it in the mobile phone to rush directly, because the mobile phone has an overcharge protection function, if it is still placed on the universal charger to charge, the battery may bulge due to overcharge, and it may also happen**, the battery cell is very squeamish. If you can, it's best to change the protective board!
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A common reason why your phone won't charge.
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It seems to be a decrease in battery performance. I can't charge it anymore. Even if there is a problem with the mobile phone circuit, it will also be like this. Hope it helps.
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Lenovo mobile phone can't be charged Reason:
1. The charger data cable is broken.
2. The battery is broken.
3. Mobile phone system failure.
Lenovo mobile phone can't be charged to power solution:
1. Change the data cable to charge.
2. Take it to after-sales maintenance.
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Dear Lenovo users, Hello.
According to your description, it is recommended that you do a factory reset of your phone
Method 1: Go to System Settings - Privacy (please select Backup & Reset for Android higher version phones) - Factory Reset - Reset Phone.
Method 2: When the phone is turned off, press the power button + volume button at the same time when starting; After entering the recovery, please select Wipe Date;
IDEA Forum.
Think Forum.
Lenovo Community.
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Workaround:
1.It is recommended to replug the data cable and power adapter to rule out the cause of poor contact;
2.It is recommended to try to replace the charging data cable and power adapter if possible, if it can be improved after replacement, it can be inferred that the accessories are abnormal;
3.If there are other batteries (if the mobile phone supports self-battery replacement), it is recommended to try to replace them, and the battery failure cannot be ruled out.
If the problem still cannot be effectively solved, for your normal use in the future, it is recommended to take the time to go to a nearby Lenovo authorized repair station for specific testing and treatment.
Mobile phone charging common sense:
The first charge does not have to be charged for 12 hours, it only needs to be fully charged.
It can actually be charged at any power level, and it has little effect on the battery.
It is best to have a complete release and charging process once a week, that is, from the red battery to the full charge, and it is best to achieve a battery run out once a week, and then fully charge.
The function of overshoot protection for the mobile phone, but it is still recommended to unplug the mobile phone after it is fully charged, and it is not recommended to charge it for a long time.
When charging to 100%, unplugging the charger is the best moment, charging 100% and charging for another hour, the battery power when unplugging the charger is not just 100% full, that is, after it is fully charged, the iPhone has entered the overshoot protection and has stopped charging, and the next time is only the battery consumption process, so there is no need to charge more.
When the mobile phone is too low, you should stop playing with the phone or talking in time and charge it as soon as possible to maintain the life of the battery.
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According to the description, it is recommended to refer to the following after restart
1. It is recommended to use the original charger and data cable for charging, if it is the original accessories for charging, you can replace other data cables if possible, so as to rule out the abnormal accessories;
2. It is recommended to try to change the charging environment, and it is best to use the power supply for charging to avoid unstable voltage and current;
3. If the battery can be removed, you can replace it with other batteries if possible;
4. If the device is turned on for charging, close the background running program or restart the device for comparison, or you can choose to charge in the standby state or shutdown state, which is not excluded due to the impact of the background program;
5. It is recommended to back up the fuselage data and try to restore factory settings to eliminate the impact of system abnormalities. If it cannot be improved after the resumption of operation, it is recommended to go to the local site for specific testing and treatment in time.
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Hope it helps.
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The charger and data cable are the original (o)....
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