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Tell you, 1: Even if you can find a battery that works with your laptop, it won't necessarily work well. If the battery is not supplied with the laptop, the voltage will be high or low, and it is easy to damage the computer parts.
2: According to the cost, practicability, and environmental protection, the current battery is generally a lead-acid battery, and there are many drawbacks. The specific weight, 22ah has a minimum of 8kg, which is inconvenient to carry.
In addition, if the battery is not well made, the acidic substances are very easy to flow out, and the water evaporates into a high concentration of strong acid after contact with the air, which is very unsafe.
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If the battery is damaged or faulty, or if you need to buy a new battery, you can contact your local service station.
Lenovo repair site inquiry.
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Different brands and models of notebooks are different, but most of them are at the top of the bottom, and if you look closely, there are two push buttons.
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In the first month of the first month, it is best to fully charge and discharge 3-5 times, 8-12 hours each time. And when the computer is not in use, develop a good habit of shutting down when not in use, and then unplug the power adapter! Some people say that when you connect an external power supply, remove the battery.
My opinion is not to do this, the battery also has a smooth voltage effect.
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It is recommended that you usually use it without losing power, and fully charge it in time when it is used up
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1. If the laptop is connected to an external power supply (AC), remove the battery.
2. If it is not removed, it will reduce the battery life, and the dry battery can only be used temporarily when there is no AC power available.
3. Fully discharge and charge the dry battery when it is used.
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For short-term use, you don't need to remove it, so you can also charge it.
But if you use it plugged in for a long time, it is recommended to remove it, which is not good for the battery.
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No, it will not reduce battery life.
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To use the external power supply for a long time, it is recommended to remove the battery and pay attention to dustproof!
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If it is not for the need to charge, plug in the power supply for a long time with the battery to work, it will not take two years, your book will not work without the power supply, the battery power supply is at most about ten knot, and the three books in my bureau were ravaged by colleagues in this way.
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It's also a battery, but with an output and a charging module, it can be charged and discharged independently.
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It is an external battery to supplement the shortcomings of the built-in battery.
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To put it simply;
For example, your MP4 is out of power; It is also inconvenient to charge and change the electricity;
At this time; An external battery is a battery; You can even crack your mp4 with mountains; Of course, your mp4 is powered up when this teases off; Of course, you can also charge him!
This battery; Long called external battery!
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This can be taken or not.
Today's batteries are all lithium batteries, with automatic memory function, which is usually automatically powered off when fully charged.
However, HP's home machine heat dissipation is not very good, if you are full and do not use the battery, it is recommended to remove it to avoid unnecessary trouble caused by excessive temperature!
Don't leave the battery for too long, use it for a while and then fully charge!
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Laptop batteries. A big consumable.
1. Activate the new battery.
The battery of the new notebook should have a power of 3 when it is turned on for the first time (this is also a common practice of manufacturers), and the battery should be charged without using an external power supply first, and the remaining power in the battery should be exhausted until it is turned off, and then charged with an external power supply. After returning home, you should also recharge the battery after the power is exhausted, and the charging time is about 10 hours, and you can do it three times to activate the battery, so as to lay a good foundation for future use.
2. Try to minimize the number of times you use the battery (not to use it, but in the case of an external power supply, it is best not to use the battery.) )
The number of times the battery is charged and discharged is directly related to the lifespan, and with each charge, the battery is one step forward towards retirement. It is recommended that you try to use an external power supply, some friends have a convenient battery in the notebook, often use the battery many times a day, and then use the external power supply many times, in this way, the damage to the battery is the greatest. Because every time an external power supply is connected, it is equivalent to charging the battery once, and the battery will naturally die.
3. Recharge after the power is exhausted and avoid charging for too long.
It's not that it's so exhausted that it can't be turned on, but the notebook automatically standby (set the low energy standby to about 2-3% of the battery amount) to start charging, and the full battery will automatically cut off the power supply, and the power supply is useless when plugged in. It is best to use the software to calibrate the battery every 2 months or so so so that the protection circuit can fully function.
If you are going to go out for a period of time, the lithium battery is not used, it needs to be fully charged and placed in a dry place, and it is best to seal it again. Because it is also discharging itself, it needs to be discharged once when you come back before using it.
4.Avoid using laptop batteries at high temperatures.
In the case of high temperature, the life of the laptop battery will be seriously shortened, and there will even be a danger, so we should try to avoid the use of the laptop battery at high temperature, and try to improve the heat dissipation environment of the laptop, which can not only prolong the life of the laptop, but also help the laptop battery
5.Try not to use fast charging.
In fact, the current fast charging technology is the international giants. The effect of this technology, which was born for business people, is obvious, and it saves as much time as possible for those who are doing business. But in fact, the fundamental principle of this technology is that increasing the voltage and current of the charge will bring more heat, which will rapidly reduce the life of the battery, and will greatly increase the danger of the battery**.
Although various international manufacturers have designed a large number of protection technologies, it is not difficult to see from the number of laptop batteries ** last year that these protection technologies are not omnipotent, and fast charging can still be exempted.
6.Never use the battery when wet or wet.
In a wet or wet environment, it is easy to have a short circuit, which is very damaging to the laptop battery, which can damage the battery and the notebook, and directly cause spontaneous combustion and **.
7.If you notice that your laptop battery is overheated or swollen and denatured, stop using it immediately.
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This one is better not to be removed for the following reasons:
1.If the battery is removed, if the power is accidentally cut off, the computer will be forcibly shut down, which will cause great damage to the computer and may also lose important data. Laptops that have batteries to store power will avoid this problem, but desktops can't.
2.When the battery is fully charged, it will automatically stop charging, so it will not affect if you continue to power it on.
3.Don't worry about battery life, laptop battery life is generally only about two years, that is, whether you use it or not, after two years, the battery life will end, so it's better to make full use of it.
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As long as you are diligent and want to take down the book if it is broken, otherwise you don't need to take it down, you often take and install the battery will cause wear and tear on the battery contacts, so a good battery will be broken by you.
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The life of the battery is not true. The battery is only used when it runs out of power. However, if you use it for a long time, it is recommended to take it off. Because of heat dissipation issues. If you are in an area where power is frequently cut off, it is recommended not to remove it.
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The lithium battery does not need to be taken down, but it is not good to take it down, and the lithium battery should be in a long charging and discharging process, so as to maintain its function.
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Actually, it doesn't matter if you take it or not, it's just something you just bought! will care a lot, then if you have the kung fu, take it down, after a long time, I promise you will be lazy to pay attention to it! To add a sentence, it's okay if you don't take it down.
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And the phone battery is a reason, just think so.
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Generally speaking, there is no need to take off the battery, because the computer battery is charged and plugged in on it, now the problem is that if you plug in the computer for a long time, such as plugging in the computer for 1 month, you can consider taking off the battery, but it is best to use the power in the battery for about 3 times, and then fully charge.
Set aside on the side.
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No need to take it, my battery has not been taken off since I bought it.
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No need to take it down, the computer batteries in our dorm are always on the computer.
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I can take it down.
1. You first turn the Samsung pen computer over, and it is best to pad a soft cloth under it to prevent the front from being scratched.
2 Then you will see that there is a switch next to the battery that can be pushed back and forth, there should be a mark on it, move it to the side that is open and the battery can be removed.
3. Plug in the charger and the computer can still be used normally.
If you usually use a home computer regularly, you had better take the battery off so that the battery can be used for a few more years. My friends and I have always advised them to do this, not just Samsung's, but everyone else, because once the battery is charged, the life is reduced. To buy a new battery, you need at least more than a thousand.
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Yes, be sure to take the battery to use the power supply first. Don't unplug the battery while charging.
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If you want to take it off when it's turned on, be sure to plug in the power adapter.
If it's in the shutdown state, you can take it down directly.
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There's that digital power bank.
There are quite a few kinds of wins.
You can refer to it. But DV costs a little more.
Personally, I think that the performance of buying a notebook is important, but the after-sales service of the notebook is the king, take foreign brands as an example, with a first-class design concept and good appearance, but once there is a small problem to find a service point, it is difficult to find a service point, and I don't want the maintenance service outlets of major domestic brands to be densely distributed. As far as after-sales is concerned, Lenovo has done a good job, Asus is also good, and after-sales is also OK and not as expensive as the former. In fact, there is no need to blindly pursue foreign brands, and the domestic technology and design concepts are on par with them. >>>More
Laptop batteries are consumables in hardware, that is to say, the time for after-sales is generally less, and ASUS is 1 year, and I don't know yours. >>>More
Let's start with the Lenovo G450A-TFO(H).
Mine is this, at this price point I think its configuration is pretty good, I learn computers, enough, and it's no problem to play games (online games all) ......It's just a good way to dissipate heat, but you don't expect to use this laptop as a desktop. Who would be stupid enough to drive this book at high power all day as soon as it is used. There is also noise (which is also a common problem of this machine), but normal habits are not paid attention to (the words are not very noisy, and what is said on the Internet is a bit exaggerated). >>>More
The Asus A43 A53 are all good.
In addition, the landlord buys a computer This thing is to look at the face of these few Some people are born with a black face and have to spend 5,000 yuan to buy a computer with a 10,000 yuan computer standard to measure, and also bought defective products, so the landlord everyone just recommends In addition, how to see whether the machine is good or not I hope you can measure the configuration or something You can also take a look at Zhongguancun There are still people who feel after using the machine Not just to see who recommends what The money is spent by themselves I think you are not a simple-minded person. >>>More
This battery is not what you want to change that for, each laptop battery model is not necessarily the same, you have to see what model your battery is, and then buy it accordingly.