Re-understand notebook lithium battery maintenance

Li-ion batteries in a life cycle in general can be 300 to 500 times charge-discharge. So many people think that, as long as using less battery, so that you can to a certain extent, played a role in extending battery life. But they did ignore the original Dell Inspiron E1705 Battery that the physical nature of the end when the battery off the assembly line, it's internal life, the clock will then start walking.

So even if you do not set aside the battery, lithium Dell Latitude D510 Battery life was only two to three years you can come to an end of. Battery capacity caused by reasons for the decline was due to oxidation caused by the battery internal resistance increases. When the electrolytic cell resistance reaches a certain point, although this time the battery still be full of electricity, but the battery has been unable to release the stored electricity.

Caused by lithium LIFEBOOK T4010 battery is the speed of this aging temperature and set aside when the charge state of preservation decision. I will give a table to illustrate the different situations of these two factors, the impact on the battery capacity.

Can be seen from the table, high charge state and the high temperature accelerated the decline in Lifebook T4220 battery capacity. Therefore, if possible, as far as possible, after the battery charge to 40% placed in a cool place to save. This allows the preservation of a long period, the battery protection circuit is in its working state. And if the battery is fully charged, will be placed at high temperatures, which will cause great damage to the battery, the table has also been seen, charge 100% in the 60 ° C environmental conservation, 3 months after the battery capacity fell by 40% .

Therefore, how to save the battery solved the issue, but also leads to another focus of everyone has been argued, that is when we use a fixed power supply when there is a need to remove the Apple A1148 battery? Before the resolution of this question let us first analyze the use of fixed power supply when the battery placed in a computer environment in which ... ... at this time due to charge notebook computers role in protection circuit, so that the battery remained at 100% of full power state, and this When the battery in which the ambient temperature between 25-30 ° C, at least, if the hot weather, this temperature will be higher, then from the table, you should be very natural to come to a conclusion that it is so to do this would actually damage the battery, causing a decline in its capacity.

But despite the use of laptop computers, high-temperature will bring damage to the Apple A1175 battery. But Qudiao battery, use only a fixed supply, there will still some danger that dust and moisture will cause some damage to the battery, while the use of notebook computers in order to avoid a sudden power notebook computers may cause damage, so Manufacturers generally warn users not to remove the battery. Of course, this result will be naturally imagined, your battery as often in such a relatively poor environment, it will not be long over, and then you will need to go to repair center to replace the battery, this way, the benefit of course, is a manufacturer.

Finally we spotlight a lithium battery that is exactly how a reasonable charge and discharge this issue. For the lithium battery is best for partial discharge, rather than fully discharged, and to as much as possible to avoid frequent full discharges. Regular Apple A1185 battery too low discharge of the result can only be scrapped so that the battery in advance, because if the battery into every cell of 2.5 volts below the battery's internal safety circuitry will be switched on, this time the battery will become some bad spent. Therefore, in order to avoid such situations from occurring, do not save the battery power before its release was erased, but rather a number of electric charge in the store before, and again before the first fully charged.

All in all, in order not to make your premature loss of the role of the battery, then the use of normal, you should try to comply with the following principles:

A. avoid full discharge, and often for lithium batteries. The repeated arbitrarily rechargeable lithium Toshiba PA3331U-1BRS battery damage is very small, almost negligible.
B. will need to keep hold of lithium batteries placed in the shade, remember not to put in the refrigerator. Avoid placing hot car, such as a long time to save the battery charge to 40% in place.
C. most of the time if you are using a fixed power supply, please remove the batteries placed in the shade.
D. no need to purchase spare lithium batteries for storage, so this piece is actually a waste of Toshiba PA3356U-3BRSbattery.

Battery is brought to use, as long as the attention to rational use and preservation methods, there is no need to care for their excessive, making it possible for its owners contribute more to performance is the most important.

The article Via Battery blog

Laptop battery CAUTION AND USAGE

http://www.laptops-battery.co.uk/ Found some laptop battery caution and usage in the internet, and I share the tips to our readers.

When laptop battery is not used normally, battery and battery device would be damaged.

New battery must be charged by specific charger.

Keep Dell laptop battery dry and be ventilative.

There is organic flammable in battery. If it is not used normally, it will be broke, leaking water, or too hot. These will cause battery damaged perpetually. There is safe protection device inside the battery.

Do not use Inspiron E1405 Battery near the fire, stove or the place in a temperature higher than 80°

The battery safe protection parameter and index would be damaged if battery is in the water. Then the Latitude D830 Battery can not work regularly. Finally the battery might be too hot, get fire or explode.

Do not weld the battery with flat soldering because soldering melts battery insulator and damages safety circuit.

Do not extrude the laptop battery with heavy object or the battery might be out of shape.

If the battery is connected in reverse terminal, the battery would be too hot, get fire or be damaged.

Some functions of the Latitude D820 Battery can not be used if the pack is not working in a specific machine. And the battery life would be shortened.

If not using the specific adapter or change the specific adapter parameter, the battery would be too hot, get fire or explode.

Once the Sony VGP-BPS9/B?battery is found having problems, stop using it immediately.

The article Via laptop battery blog

laptop battery can not charge and dischage

Generally, we said our laptop battery dead means that : the battery can not charge or discharge. The laptop battery can not work after used for some months most caused by the problem. Also sometimes the battery suddenly can not be recognized by machine. This is the adapter or mohterboard problem (espacially in dell laptop battery).

To second problem we only can change the adapter or motherboard. So http://www.battery4.us will talk some useful tips about the reason and solution to the "battery can not charge and discharge" for you.

The laptop battery can not discharge

Laptop battery can not discharge Reason:

1. The laptop battery after the storage using and the life decay;
2. Lacking charge or not be charged;
3. Ambient temperature is too low;
4. Discharge efficient less, such as the large current discharge cause voltage sharp drop to 0, then electricity can not be released
5. The Toshiba PA3399U-2BRS battery has been in over-discharge protection.

Laptop battery can not discharge Solution:

1. The Dell Inspiron 1525 Battery during storage should take a monthly charge and discharge;
2. Charge the battery at 10% state;
3. Use in a normal environment;
4. Use proper adapter of the machine.
5. Place it in icebox for about 12 hours and cool place 3-5 days to unlock the protection

The laptop battery can not charge

Laptop battery can not charge Reason:

1. The Inspiron E1505 Battery in zero voltage;
2. charger failure, no output current;
3. External factors have led to the charging efficiency is too low (such as low or high temperature).

Laptop battery can not charge Solution:

1. Check charger output voltage and current;
2. Check the laptop battery charger output contacts is good or not
3. Charge the battery with 1.5 times the maximum voltage of the battery, 1.5C high current charging, active the Sony VGP-BPS8 battery . (Only when the battery can not charge, use this method)

In the end, http://www.battery4.us wish you have a good Christmas Day.

The article Via Battery 4 US

Laptop battery purchase attention

We often see the 50$ original Dell laptop battery or Apple battery in Ebay. We are also asked about that : your battery is a original battery or not. You should realize that : the battery with the original Brand logo maybe not the original battery.

According to my 5-6 years market experience of laptop battery industry , http://www.battery4.us share some battery purchase note with you.

1. Now the laptop battery market is confusedly. Many low-cost "original" laptop batteries flooded the market. Most of these batteries are the original renovation battery (using a low-quality cells); the same pack with the original battery, no protection battery quality; Some of it is a true original stock battery, but most of them are produced for a long time (even more than two years).

The battery performance greatly reduced, as we all knows laptop battery is a consumable items, lose the performance even in stock; And there is no real brand new original laptop battery in the market, because battery manufacturers will be asked to produce the detail terms number battery by laptop manufacture, according to the amount of customized. The original laptop battery has an official one-year warranty, the market prices are mostly in the $150-200.

2. We all know, the lowest-cost maintenance approach to repair laptop battery (as Lifebook T4220 battery ) is replace the cells. Note that this is the least, sometimes you may have to replace protection board. A good imported batteries cell such as Sanyo, Sony, Samsung and other brands are 5.0$ or more in the market, high-capacity of 6$. Replaceme a 6-cell battery will takes about 35$ dollars or more.

Therefore, we can estimate the original laptop battery Price: 6 cell + battery protection board + enclosure + test fee + R & D costs + packaging + transportation + labor costs + a series of warranty after-sales and other costs, original laptop battery ex-factory price at least 60$, so You should carefully select these 40-50$ "original" Toshiba laptop battery in the market .

3. The main difference between High-quality and low-quality laptop battery Cells

I make the laptop battery as example to explain the diffenence for everyone. There are three kinds laptop battery in the market as following:

1. An original laptop batteries, good quality, need not any evaluation.
2. The famous brand laptop batteries like http://www.battery4.us, high quality and excellent price (the people's favorite kind laptop batteries).
3. Waste batteries and "original batteries" gave as a gift when buying laptop, usually only stand 2 hours or less. Because these two kinds batteries capacity failed to reach the nominal capacity of standby time. So it is the worst laptop battery (Dell Inspiron 6000 Battery).
4. The replacement battery between 60$-100$ in the market. The battery can standby for 3-4 hours as original battery. But after used abour 10-12 months. The battery capacity reduced a lot or even scrapped. Although it can achieve the nominal capacity and the same standby time as original battery. But the other properties of the battery such as the battery charge and discharge times, the battery anti-aging properties simply can not up to standard. So it can only use 10-12 months.

Most of the 3-6 warranty months warrany "Original battery" and "OEM Dell XPS M140 Battery " on the market are made of neutral batteries: It achieve the use of nominal time, but it is difficult to achieve the standard charge and discharge times, battery aging fast, average life between 3-6 months. (so they can only guarantee the battery up to six months).

In the end if you want to buy the high quality cheap price battery, just buy the 1 year warranty battery replacement in http://www.battery4.us/. Do not buy the "6 month or less warranty Original battery" in Ebay. As I know I saw many "original sony VGP-BPS8 VGP-BPS9 battery" in Ebay.

The article Via Battery For US

Laptop battery using FAQ

Q: How to store the laptop battery if not used for a long time?

A: Charge or discharge the Dell D5318 to about 40% state, and then placed in temperature of 15 to 25 degrees Celsius dry place, the temperature is too high and too low are easy to accelerate cell aging.

The original post from http://www.laptops-battery.co.uk/

Q: Should I remove the battery when notebook work with power?

A: It does not matter, the laptop battery own a protection circuit to avoid over-charging.

Q: My battery is now only work a very short period of time, how should I do?

A: If you've been use your battery frequently, then it belongs to cell aging which can not be avoided. You should change a new Dell U4873 battery or change the battery inside cells; If you store the battery for a long time, it may also lead to this situation. You need to completely discharge (up to fail to boot up) and then full chargerd, repeated several times to activate the battery.

Q: Laptop adapter can used in other laptop?

A: No, there are three obstacles, the first is the notebook computer manufacturers use various different voltage, such as IBM are 16V, COMPAQ mostly 18.5V, SONY VGP-BPS8 part of the model is 19.5V, are inconsistent. The second is different from the needs of current laptop is different from the 2A ~ 5.4A have a small machine needs a smaller current, big machine in the latter case. The third is the various manufacturers notebook power adapter interfaces are different, it is difficult general. Therefore there is no universal laptop adapter at present.

Q: Why does my IBM laptop screen brightness lower when using battery as using power?

A: This is the IBM default settings for random power management which is aimed at energy-saving:). If you do not like it, you can control software in IBM's ThinkPad Configuration Utility, select LCD project, then changed brightness from Normal to High. The Display option can set in the BIOS.

Q: Do the first three chargeing time must last 12 hours to new VGP-BPS9 battery?

A: This is not necessary because the current laptop has a prefect charge-discharge power management when the battery reached saturation, the control circuit will automatically switch to the circuit state.

Q: In order to prevent memory effect, we should charge the battery when it is fully discharged?

A: Every time charge of battery discharge is not necessary but harmful. Practice has proved that the Latitude d420 battery deeply discharge will shorten the life. Generally you should charge your battery when it is in 10% state. When the battery power is still more than 30%,donot charge the battery because the memory effect exist more or less.

The Sony External VGP-BPS8 laptop battery review

I owned my Sony VGN-FZ for about 1 years. Now its original battery is nearly dead (just work about 30 minutes). Though the new battery can last about 2-3 hours when fully charged. I asked Sony Customre service if they can replace or repaire the battery for me. They said they can do nothing as the battery out of its warranty (just advise me to calibrate it).

As my work need to travel to everywhere in London, so I need a battery replacement urgently. I can not find anything from sony.com except "No match documents was found for your search. Please try with different keyword(s)." I serched in Google.com and find many original VGP-BPS8 batteries, but I cannot belive them(my last original latitude d620 battery which buing from a online shop is just a second-hand battery). So I choose a website : http://www.discount-laptop-batteries.co.uk which sell the Sony VGP-BPS8 replacement.

After view the battery detail info and website shipping return policy, I decide to buy the external 7800mAh VGP-BPS8 battery. As it is 3000mAh more capacity than my 4800mAh. I think it can last longer but the 10400mAh one is too big and heavy. I ordered the battery in October 15 and received it in 25. It cost me 95.89 pounds and 10 pound shipping fee.

To my superise the package was sent with a CD, I do not know what it is. But When I installed the Sony VGP-BPS8 battery my laptop cannot recognize the battery. So I sent a email to the customer service about this, now they replied me in time (just after 10 minutes later). They said that I must update my Bios driver with the CD to help my machine run the battery. I did this and finally my laptop can work without the adapter.

My notebook power management shows it actually 7800mAh and can last 4.5 hours. Now I can go everywhere with my VGN-SZ. Something I want to say is that the battery is a little heavy . The battery sticks out of the laptop .. so get used to the new look of your laptop. Haha. Also you can buy the VGP-BPS8 battery in their partener website: http://www.discount-laptopbattery.com

Some customer review may useful to you in Amazon (Original Sony laptop battery):

1) The laptop battery on FZ doesn't charge up all the way or maybe it's my laptop.
2) The battery sticks out of the laptop .. so get used to the new look of your laptop.
3) The battery stopped charging after only one week of purchase. The vendor (Infinite-Surplus) wouldn't return the battery and asked me to go through Sony which wasn't a great experience

I expected this battery to last longer (< 3 hrs) and didn't realize how it's design fits with the FZ series laptop. It props up the base of the laptop but is off-center due to the placement of the battery compartment. Make sure you lock the battery in, because it's designed to be used as a handle for the laptop and works well that way.

The review posted by Jack

Dell inspiron 1520 battery review

The update of Dell's popular inspiron E1505 battery, the Inspiron 1520 has generated a lot of interest in the notebook community. It features a complete design update, the new Intel Santa Rosa platform, and the best graphics card Dell has ever offered in a laptop of this size.

The battery Inspiron 1520 is compatible with Dell notebooks including the Inspiron 1520, and replace the Dell battery code : 312-0518, 312-0589, 312-0590, 312-0594, 451-10477, fp282, gk479, nr239. This product comes with 1 year limited warranty.

The Dell inspiron 1520 battery Specs :

Battery Type: LI-ION
Technology : 6-cell lithium ion
Capacity: 49WH
Dimension: 201.2*47.1*20.3mm
Weight: 325g
Manufacturer Part# : FP282
Also work with : Dell Inspiron 1520 battery , Dell Inspiron 1521 battery , Dell Inspiron 1720 battery , Dell Inspiron 1721 battery , Dell Vostro 1500 battery , Dell Vostro 1700 battery

Effective laptop battery life under heavy processor load with high performance settings appears to be about three hours with the 9-cell battery. You could probably extend that to four hours or more by disabling wireless, turning down screen brightness, and using less intensive applications. The 9-cell battery does extend about 3/4” from the back of the laptop, but this does not seem especially noticeable given the already larger size of the notebook.

Customer Ratings :

So every year or so I'm expected to shell out ~$150 for a new inspiron 1520 battery? Mine stopped working shortly after one year. When I plug it in vista says "Battery 0%, NOT CHARGING" now, so I cannot use the laptop unless I am somewhere where I can plug it in. Great!
Not to mention it took almost 3 months for Dell to even ship this thing to me in the first place. I've been buying Dell computers for 10 years but not anymore

I used to have the 9-cell Dell 1520 battery before it had to be replaced, and the 6-cell doesn't compare. The 9-cell lasted a lot longer without having to be recharged. Overall the battery is fair considering that it is the only one you can buy for the Inspiron 1520. It will last you for about a year, then be ready to buy a new one.

The article from : Laptop battery blog

Carbon nanotubes bring a new dawn for solar cells

U.S. scientists have used carbon nanotubes to produce new type of solar cells to absorb the same amount of photons can produce more light under the current, its efficiency will be superior to the current PV Laptop battery cells. They prove that carbon nanotubes made of light emitting diode (photodiode) absorbs a photon can generate multiple electron-hole pairs (electron-holepair), unlike the conventional LED can only produce one group. Cornell University NathanGabor involved in the study, said the technology, if applied to large-size solar cell conversion efficiency is bound to break away from restrictions.

  The current PV Latitude D610 battery cells absorb a photon of each produce at most a group of electron-hole pairs, however, Cornell University research team led by PaulMcEuen using single-walled carbon nanotubes made of photovoltaic Latitude D620 battery cells, breaking this restriction. This device consists of approximately 3 ~ 4μm, ranging from 1.5 ~ 3.6nm diameter carbon control into the carbon tubes are placed on an insulating substrate between the electrodes, the electrode bias is applied, the electrodes of the carbon nanotubes to form a pn junction light emitting diode.

  The researchers irradiated by laser light emitting diode, while the carbon tube is applied to reverse bias Acer Aspire One battery , and to monitor the photocurrent. The results at temperatures lower than 90K and the reverse bias current is applied and when the child was observed more heavy generation. As this bias increases, the current was step-like increase Aspire 3000 battery. If the sub-raising incident light energy, the current ladder will be widened.

  Usually a photon can only be an electronic excitation up a sub-band, Cornell Panel finds that the generation of multiple electron-hole pairs is due to photons to provide carbon nanotube electronics a lot more energ of XPS m140 BATTERY, making a second or more of the electronic energy band is also diode can move and inspire other electronics, and when the second band of the carrier to obtain enough energy to stimulate additional electronic time, the resulting change in current occurs ladder.

    Gabor pointed out that the second energy band implies the presence of threshold used up almost all of the above-mentioned process of the remaining photon energy, coupled with the Pavilion DV1000 battery energy of the electric field, along with a single electron is used to convert multi-electron, which for the achievement of high performance solar cells The ultimate goal is important, because the latter is almost 100 percent in the pursuit of the light used to stimulate electron-hole pairs.

The article is from battery blog

The high Conversion "n-type" Solar Cell

Fraunhofer Institute's "n-type" single crystal silicon solar cell efficiency of 23.4%

Germany's Fraunhofer Institute for Solar Energy Systems Fraunhofer ISE) announced today that it developed with n-type semiconductor as the Laptop battery, and then the formation of thinner at its top p-type semiconductor layer of monocrystalline silicon solar cell, its energy conversion efficiency of reached 23.4%. Solar cell area of 2cm square for Lifebook T4220 battery. Fraunhofer ISE which battery production is possible, and to participate in Sanyo Electric and other companies to promote the improvement of the efficiency of crystalline silicon solar cell class competition.

To n-type semiconductor as the floor structure of crystalline silicon solar cell type to p-type semiconductor with the structure for the bottom than the former on a greater resistance to impurities Fujitsu fpcbp155, in theory, easier to improve the energy conversion efficiency. However, after a number of crystalline silicon solar cell almost all the categories used to p-type semiconductor for the floor structure. This is because the thicker p-type semiconductor able to form a very thin n-type semiconductor layer in XPS m140 BATTERY .

N-type semiconductor substrate using one of the reasons is the encapsulation layer materials.

Fraunhofer ISE said that as a packaging material, the ordinary SiO2 and SiNx for p-type semiconductor package can not be fully out its functions. Therefore, many type crystalline silicon solar cell of Inspiron 640m battery to adopt a p-type semiconductor as the floor, and then in his top form n-type semiconductor thin film stack structure of SiO2 and SiNx layers.

This, Fraunhofer ISE selection of alumina as the sunlight on the surface layer of packaging material as XPS M1210 battery. Thus solve the encapsulation problem, but also to adopt a n-type semiconductor as the floor structure. Crystalline silicon cell types are too could the highest conversion efficiency of 25% (in October 2008 to re-calculate the original value of 24.7% obtained after the revised value) with Dell inspiron 1526 battery, from the University of New South Wales (UNSW), Professor madingrin (Martin Green) led the research team developed an autonomous structural unit obtained. However, the structural unit was considered very difficult to mass production.

How to use laptop battery properly

Recent laptop battery quality is very lively discussion. Now the battery is really, as some articles mentioned in the same deep-fried into full timing I do not think so, for a long period of time, books of mobile task is to rely on batteries. Then we should do the proper use of batteries? Recent books battery quality is very lively discussion. Now the battery is really, as some have said the same article in full has become a time bomb? I do not think so, for a long period of time, books of mobile task is to rely on batteries. Then we should do the proper use of batteries?

1, for the first time to charge the battery if you want more than 12 hours?

Maybe you buy books inspection machine, the clerk will tell you first need to charge more than 12 hours in order to fully activate the battery. In fact now the battery needs? At present books are basically cell lithium-ion battery, and only then Ni-MH Sony VGP-BPS9 battery only need such a long time to fully activate the battery. The books now are equipped with internal lithium battery management chip, as long as both ends of the battery pack voltage reaches rated voltage, the chip will be cut off the charging circuit, and then continue to charge only a waste of time and energy.

Second, use an external power supply when it is not necessary to remove the battery?

Many of my friends like to an external power source, the battery discharge hope that this will extend Toshiba laptop battery life. In fact, there is no need to do so, if the battery is fully charged, even if it does not remove the battery is not to cause the battery to overcharge the battery to the detriment of health, because there is a battery management chip escort it. And some books if you remove the battery, the hardware system not reach full speed running, you run large applications will be quite obvious when you feel sluggish. If you experience a sudden power outage, you have removed the battery, then there is no way the information is being processed in time to save the. On the contrary, if not remove the Apple laptop battery, you could easily save the information being processed. Negligible relative to the depletion of the battery, I believe that the information being processed in time to save for you should be more important to some bar.

3, the battery will be a long time without its unloading alone, is not able to extend the VGP-BPS2C battery life?

Some friends saw no need to use the battery when the battery remove the individual store, you can extend the Pavilon DV8000 battery life. In fact, this idea has a great one-sided. Because the characteristics of its own lithium battery is determined, in fact, lithium batteries, as long as what production line, the aging process has already begun. This may explain why a once electricity had not been charging the battery of books, why after three years will be completely scrapped. An objective point, like batteries and ink cartridges are a consumable, you can not expect the Pavilon DV9000 battery to the same hardware as the general books can be used for many years.

Fourth, books do not use the battery if a long time, it should be how to store?

Many friends in the office and at home using nothing more than books, which can be found more than two external power supply without battery-powered, and only go out when the battery. As a few opportunities to use the Dell Inspiron 6000 Battery may be a lot of friends how to store the battery and headaches. If you do not use the battery a long time, I recommend that you charge the battery into a retention of about 3 or so, and then use the battery impervious oiled paper wrap and store them in the sun can not be direct and cool, dry and ventilated the office can be. But I would like to remind here that these methods only slow down the pace of aging of the battery only and does not prevent it from aging.

5, books how long the battery charge and discharge time is better?

The Pavilion DV4000 battery charge and discharge many of my friends think that too many frequently will shorten its life, and a long time to maintain a high capacity batteries are also unfavorable, making many of my friends were puzzled. In particular, the use of the battery much friends, I think monthly cycle (that is, charging and discharging the entire process) one is better, so will neither lithium-ion activity and the accelerated loss of aging, but also activate the part of the activity is not very strong ions.

6, to what extent the battery discharge books should be charged?

Probably many of my friends think that books should all be discharged in order to charge the battery, which is erroneous books, one of the Dell laptop battery for daily use. Those days, because there is a serious Ni-MH battery memory effect, you must charge at least filled with the impact on consumers. The lithium batteries are not the same, if every time you put the battery power completely finished, then you are still corpses soon as possible to the battery bar. We usually use the battery when the remaining 5%, we should charge the battery has. If the battery has aged very powerful, you can try all the shine of the battery power in order to activate the part of the capacity. However, fully discharge or depth of discharge (refers to the power into the 3% or less), but the number of books should not be too frequent this would further accelerate the aging HP laptop battery.

7, the battery for batteries, OK?

As the original battery price is very expensive, and some friends, etc. After the iBook G4 battery end of life will choose to replace one of the batteries, the battery re-used to achieve the purpose. Replacement batteries for the thing, I personally think that can be said that eyes of the beholder, the wise see the intellectual things. Batteries due to China's current chaotic market, a large number of pseudo-core, the secondary core flooding the market, so a good business to find a good replacement of the Aspire 3000 battery is really a very easy matter. For improper ranging from life is not long, heavy explosions were caused by laptop batteries. I centered myself looking from another in this cell batteries, not easy to find a reputable merchant, for a large-capacity Sanyo batteries. After charge-discharge cycles, is still in use so that I very satisfied. Guer the best we have to replace the batteries more than the prior inquiries, looking for some good word of mouth business is important. Abundant in the budget situation, I still recommend choosing a size larger, brand better on batteries.

Read more than 7:00, you have the proper use of books have been an idea of the battery bar. I sincerely hope that the books make good use of the battery can be used a long time!

What causes laptop batteries to overheat?

In conjunction with the United States Consumer Product Safety Commission (CPSC), Dell and Apple Computer announced large recalls of laptop batteries in the summer of 2006, followed by Toshiba and Lenovo. Sony manufactured all of the recalled batteries, and in October 2006, the company announced its own large-scale recall. Under the right circumstances, these batteries could overheat, potentially causing burns, an explosion or a fire.

To understand why that happened, it's helpful to know a little bit about how batteries work. Laptop Batteries have a negatively charged terminal and a positively charged terminal. In a battery, energy from electrochemical reactions causes electrons (negatively charged particles) to collect at the battery's negatively charged pole. Charged particles are attracted to opposite charge, so if you connect a battery to a circuit, the electrons will flow from the negative pole, through the circuit and to the Inspiron 1501 battery's positively charged pole. In other words, the battery generates a moving charge, or electricity. (See How Electricity Works and How Batteries Work for more details).

The exact reaction that generates the electrons varies, depending on the type of 40Y6797 battery. In a lithium-ion battery, you'll find pressurized containers that house a coil of metal and a flammable, lithium-containing liquid. The manufacturing process creates tiny pieces of metal that float in the liquid. Manufacturers can't completely prevent these metal fragments, but good manufacturing techniques limit their size and number. The cells of a lithium-ion Pavilion DV2000 battery also contain separators that keep the anodes and cathodes, or positive and negative poles, from touching each other.

If the Acer Aspire One battery gets hot through use or recharging, the pieces of metal can move around, much like grains of rice in a pot of water. If a piece of metal gets too close to the separator, it can puncture the separator and cause a short circuit. There are a few possible scenarios for what can go wrong in the case of a short circuit:

If it creates a spark, the flammable liquid can ignite, causing a fire.
If it causes the temperature inside the battery to rise rapidly, the A1175 A1185 battery can explode due to the increased pressure.
If it causes the temperature to rise slowly, the battery can melt, and the liquid inside can leak out.
- There are several reasons why- multiple laptop battery models have been recalled in the past few years. People want small, lightweight laptops that they can use for long periods. They also want their laptops to have bright screens and lots of processing power. For these reasons, laptop batteries have to be relatively small, but they also have to hold a lot of energy and last a long time.

Making lithium-ion Inspiron 640m battery that can hold more power for a longer period requires vital components, including the separators, to be small and thin. The reduction in size makes it more likely that the batteries can fail, break, leak or short circuit.

Check out the next page for more information-, including how to determine if the recall affects your laptop.

How to use and conservation of GPS built-in lithium battery

1. Do not deliberately GPS built-in lithium Laptop battery that will put clean in the charge, when the system prompted a time of low power can be charged, should be put before the injury for the lithium battery is not small.

2. To use the random charging accessories for charging, do not use third-party charger.

3. Most of the built-in lithium-car GPS, so do not be demolished or converted the laptop battery without permission.

4, as far as possible to avoid the body exposed to extremely high or extremely low temperature environment, but also to avoid the erosion of the liquid.

In fact, Car GPS built-in lithium Pavilion DV2000 battery is not your imagination so fragile, so long as a little heart, the conservation and reasonable, built-in lithium battery life can be maintained at three years and change bad habits, we can give built-in lithium battery with the greatest protection, let give full play to their power as a car navigation system to provide a stable life to protect.

At present, the market most of the mainstream car GPS with built-in lithium battery power supply. Lithium-ion Toshiba PA3107U-1BRS PA3451U-1BRShas a discharge stability, small size and other features relative to conventional nickel-metal hydride and nickel cadmium batteries for the obvious advantages. Many portable electronics market, digital products are used in lithium-ion battery power supply.

But lithium-ion Toshiba PA3399U-2BRS battery is not perfect, the use of lithium more stringent environmental requirements, and the high cost of batteries and the discharge current is its relatively small defects can not be ignored. Then, as the use of large lithium-ion batteries: automotive GPS products, the use of lithium batteries that power supply should be careful when there. In daily for VGP-BPS2C battery conservation, and many casual habits could have built-in lithium-vehicle navigation systems cause fatal injuries. So we specialize in power from a vehicle built-in lithium use and conservation aspects of the daily summary of some experiences to share.

Many users use the GPS when the car, regardless of the body are used to power the adequacy of the charging of plug in vehicles to use, such use would cause harm lithium batteries in serious even built-in lithium PA3465U-1BRS PA3465U-1BRS battery can not be used. Plug in Car Charger for GPS because the car after the power supply will be carried out on the built-in lithium rechargeable, if the user habitually used GPS navigation, you are doing each time you use the equivalent of charging and discharging, thereby affecting the battery life. Which affect the capacity of lithium Toshiba PA3384U-1BRS life and a major factor is the need for a battery charge and discharge times, which is why many users feel less and less power-car GPS durable reason.

The right to use is: should wait to run out of electricity, or GPS navigation instrument in itself to give low power to remind the car after the connection charge for charging to use. If your car GPS Car Charger to use the long-term connection, it is best to conduct a full-month charge and discharge, which is run out of Toshiba PA3399U-1BRS power to conduct a full volume of charge, so that the greatest degree of protection can extend the life of lithium batteries.

The user has just purchased for GPS products, its appearance in general only 50% of capacity or less. When you first use the Apple laptop battery in I need to put power to make, and then charging an external battery charger, and charge for the first time the best more than 15 hours, the second and the third meeting such as the battery runs out after use, the charging time is best but also more than 12 hours, but it should be noted that charge no more than 24 hours, otherwise the battery will produce a surplus of energy resulting in the internal decomposition of the electrolyte inside the battery voltage increase caused by natural or explosions.

In addition, for long-term non-use of the GPS, the Li-ion Sony PCGA-BP2NX PCGA-BP71 will automatically discharge the next best to the battery is full before use after use, so as to avoid over-discharge the battery caused damage. The use of GPS in the process, try to avoid exposure to the body or in a humid environment, the use of harsh external environment would cause instability in Li-ion battery discharge.

The article Via battery blog

Dell Laptop battery maintenance guide

Battery is the consumables, with a limited life expectancy, most manufacturers warranty for the notebook battery time ranging from three months to a year, Dell is to follow industry standards to provide a limited warranty for one year. For batteries, use the correct and proper storage, can significantly extend the Dell E1705 battery life of notebook computers.

First, the battery useing must follow some attention points.

1. When you use laptop with external power, you dont need to take out the battery.

1. There is a chip to prevent over-charging in the mainboard. When the rechargeable battery power to 100% state of charge, the charge control chips (FET) will stop charging the battery. We do not have to worry about damage to the battery.
2. Connect the 851UY 75UYF 1K500 battery to avoid loss of BIOS information.
3. To prevent a sudden loss of power break.

2. To prevent exposure to prevent damp to prevent the erosion of liquid chemicals, batteries to avoid contact with metal objects, such as exposure to short-circuit occurrence.

3. Long-term do not use notebooks, how to store the laptop battery?

We will have a period of time not to use the notebook, the 851uy 75uyf 1k500 battery is fully charged to preserve, or to be released after save electricity?

Put long-term preservation of photoelectric batteries will lose their activity and even lead to the control circuit protection self-locking and can not re-use, full of power will bring about long-term preservation of the safety problems, the best method is to save electricity use to 40 or so and then stored in cool dry place, about 20 degrees Celsius is the ideal storage temperature. Of course, the best month to come up with to use a battery, the battery can ensure a good state of preservation, but also does not allow the loss of electricity damage to the battery completely.

How can I exam the Dell battery power? (For example in cell D610 battery)

Remove the battery, press the Macbook Pro battery power signs, we can see the situation of the five battery status lights. For two bright, representing 40% of the electricity. Electricity on behalf of the entire light is sufficient, if the 135-light, that damage the battery.

Second, how to extend as much as possible the work of laptop battery time?

1. To reduce the screen brightness. How to adjust the brightness of the use of laptop batteries, boot by F2, into the BIOS to adjust the Brightness of Video. Or fn + down / up key combination to adjust the brightness quickly.
2. Open the CPU speedstep feature, you can greatly extend the working hours of latitude x300 battery; Cpu's speedstep feature is enabled by default BIOS of. When using batteries, cpu will automatically down-use, in order to achieve energy-saving purpose. If not enabled, please start by F2, into the BIOS found in Performance, for the Speedstep Enable setting Enabled. (An earlier version of BIOS is the Alt + P to the sixth page, modify intel speedstep)
3. make the best use of standby, sleep and other functions. When a longer period of time without a computer, allowing notebook standby or hibernation, both to save power and extend the life of the computer. (Tips: Please confirm the successful installation of graphics drivers, power management options can be set up.)
   WINDOWS in the process of power management settings, we generally can be set to "portable / laptop" (Portable / Laptop).
   At the same time suggest that you will use the powerbook G4 battery when the wait time to close the monitor is set to 5 minutes, so when we do not operate within a certain period of time the notebook, it will direct the state of black screen, so other than the screen saver to run more power.
4. when using the battery as much as possible the closure of wireless, Bluetooth and infrared ports. At the same time to remove without the use of peripherals and to avoid the opening of a large 3D program, games and so on, in order to reduce unnecessary battery consumption.

Of course, on the controversy over the use of batteries, there are divergent views have any objection if we can http://bbs.dell.com.cn forum to ask questions, let us discuss how to maintain the battery.

TrackBakc: laptop battery blog

Dell Laptop battery maintenance guide

Battery is the consumables, with a limited life expectancy, most manufacturers warranty for the notebook battery time ranging from three months to a year, Dell is to follow industry standards to provide a limited warranty for one year. For batteries, use the correct and proper storage, can significantly extend the Dell E1705 battery life of notebook computers.

First, the battery useing must follow some attention points.

1. When you use laptop with external power, you dont need to take out the battery.

1. There is a chip to prevent over-charging in the mainboard. When the rechargeable battery power to 100% state of charge, the charge control chips (FET) will stop charging the battery. We do not have to worry about damage to the battery.
2. Connect the 851UY 75UYF 1K500 battery to avoid loss of BIOS information.
3. To prevent a sudden loss of power break.

2. To prevent exposure to prevent damp to prevent the erosion of liquid chemicals, batteries to avoid contact with metal objects, such as exposure to short-circuit occurrence.

3. Long-term do not use notebooks, how to store the laptop battery?

We will have a period of time not to use the notebook, the 851uy 75uyf 1k500 battery is fully charged to preserve, or to be released after save electricity?

Put long-term preservation of photoelectric batteries will lose their activity and even lead to the control circuit protection self-locking and can not re-use, full of power will bring about long-term preservation of the safety problems, the best method is to save electricity use to 40 or so and then stored in cool dry place, about 20 degrees Celsius is the ideal storage temperature. Of course, the best month to come up with to use a battery, the battery can ensure a good state of preservation, but also does not allow the loss of electricity damage to the battery completely.

How can I exam the Dell battery power? (For example in cell D610 battery)

Remove the battery, press the Macbook Pro battery power signs, we can see the situation of the five battery status lights. For two bright, representing 40% of the electricity. Electricity on behalf of the entire light is sufficient, if the 135-light, that damage the battery.

Second, how to extend as much as possible the work of laptop battery time?

1. To reduce the screen brightness. How to adjust the brightness of the use of laptop batteries, boot by F2, into the BIOS to adjust the Brightness of Video. Or fn + down / up key combination to adjust the brightness quickly.
2. Open the CPU speedstep feature, you can greatly extend the working hours of latitude x300 battery; Cpu's speedstep feature is enabled by default BIOS of. When using batteries, cpu will automatically down-use, in order to achieve energy-saving purpose. If not enabled, please start by F2, into the BIOS found in Performance, for the Speedstep Enable setting Enabled. (An earlier version of BIOS is the Alt + P to the sixth page, modify intel speedstep)
3. make the best use of standby, sleep and other functions. When a longer period of time without a computer, allowing notebook standby or hibernation, both to save power and extend the life of the computer. (Tips: Please confirm the successful installation of graphics drivers, power management options can be set up.)
   WINDOWS in the process of power management settings, we generally can be set to "portable / laptop" (Portable / Laptop).
   At the same time suggest that you will use the powerbook G4 battery when the wait time to close the monitor is set to 5 minutes, so when we do not operate within a certain period of time the notebook, it will direct the state of black screen, so other than the screen saver to run more power.
4. when using the battery as much as possible the closure of wireless, Bluetooth and infrared ports. At the same time to remove without the use of peripherals and to avoid the opening of a large 3D program, games and so on, in order to reduce unnecessary battery consumption.

Of course, on the controversy over the use of batteries, there are divergent views have any objection if we can http://bbs.dell.com.cn forum to ask questions, let us discuss how to maintain the battery.

TrackBakc: laptop battery blog

Thinkpad 60 Series "frozen to death" (freeze) solution

Freezing to death is not clear as characteristics, mainly performance freeze, screen images can be seen, but can not operate as if time stopped, the Thinkpad T40 battery hard disk light does not flash, other lights lit normal, press the power button can only be forced to restart, restart without self-test. Take it to service station hardware, the operation shows all normal. This may not be Thinkpad X60 battery probelm, but Core 2 series processor problems. Thinkpad currently address these issues, and Intel have been carried out corresponding measures. Of course, this does not solve the fundamental problem of freezing to death, but has been greatly eased, and so will be to minimize the probability of occurrence 851uy 75uyf 1k500.

Solve this problem in five steps:

Step one: Upgrade BIOS, Lenovo officials online have the latest BIOS version 2.19
Download link, http://www-307.ibm.com/pc/support/site.wss/document.do?sitestyle=lenovo&lndocid=MIGR-63024,
Of course, also mentioned the need to upgrade, and strongly recommended, which the BIOS upgrade in the history of Thinkpad X60S battery is also relatively rare. BIOS upgrade would not say, and in accordance with the step by step readme on the list, no less dangerous, but should pay attention to the battery and AC must be used to prevent power outages, upgrade other programs to close, remember to turn off antivirus software and firewall 851UY 75UYF 1K500.

The second step, Intel dual-core patch upgrade, download links
http://support.microsoft.com/kb/896256/zh-cn, even after the patch upgrade some manual operation, see the details, http://publish.it168.com/2007/0425/20070425015807. shtml.

The third step is to upgrade Intel micro-code of your thinkpad T60 battery, download link
http://www.microsoft.com/downloa ... 0 & displaylang = zh-cn, the most simple, you can click Run.

The fourth step, upgrading your Thinkpad T61 battery graphics card driver, download links
http://www-307.ibm.com/pc/support/site.wss/document.do?sitestyle=lenovo&lndocid=MIGR-62841

The fifth step, upgrade the Thinkpad battery power management process, the download link
http://www-307.ibm.com/pc/support/site.wss/document.do?sitestyle=lenovo&lndocid=MIGR-4GXPEG
http://www-307.ibm.com/pc/support/site.wss/document.do?sitestyle=lenovo&lndocid=MIGR-61583

That's all.

TrackBack laptop battery blog.