AKKU Blog

Attention, Your Laptop Battery Can Explode

This black piece is responsible for that 100,000 laptops from Acer, Dell, HP, Lenovo and Toshiba can come to explode. Sony factory is not the first time that causes problems. In two years, ten million withdrawn from the market.

Between October 2004 and June 2005 the production line of lithium ion batteries in Japan, Sony introduced production changes and adjustments. A year later, Dell, Apple, HP, Toshiba and Sony itself announced the largest recall operation and battery replacement market. One of the materials used in construction was defective and over 10 million units at risk of overheating and explosion.

The battery manufacturing is concentrated in one or two companies that supply to other manufacturers. Almost everybody uses Sony batteries in some of its notebook models. From the massive recall of batteries in 2006, which cost the company several hundred million euros, the situation seemed under control. Until September. Earlier this month Sony had to ask users of over 500,000 Vaio TZ laptops purchased in 2005 to check the serial numbers of their machines in search of defective units.

The notice affected mainly to Japan, where this ultraportable is very popular. Last week the company added to the figure 100,000 new batteries installed in equipment from Dell, HP, Acer and Lenovo. The batteries are of the same damn series, produced in late 2004 but have been used in more recent machines. The latest recall affects Toshiba and HP machines sold in 2005 but also HP computers summer 2006. Sony’s sin is proving very difficult to purge.

What is real risk to the user? Most of these 100,000 computers are shared between the U.S. and Europe, but there are few documented cases of explosions and few affected users. In recent years there have been 19 cases of overheating and explosion and only two of them have caused any burns. In 17 cases the high temperatures and battery components caused small fires and in 10 of these there was any damage to furniture.

The risk of explosion arises from the presence of metallic impurities inside the batteries. In some cases, they can pierce the cell walls which house the different elements necessary for chemical reactions that generate energy. The result is a circuit that accelerates the reaction rate exponentially and creates a thermal reaction chain. Overheating can cause cases to a small explosion or melt the plastic that covers the batteries.

If the process is slow and the laptop is resting on a body part the user can detect the temperature rise and disconnect the battery, but sometimes the reactions are very fast. Lithium batteries are the source of energy used in virtually all consumer electronic devices for their ability to recharge and autonomy. The manufacturing process is complex and more than 1% of the batteries are defective.

In Spain, only Dell-the least affected in this new wave of withdrawals, has issued a warning, and yet it is unknown whether our country has sold any of the affected computers. An adjustment in the manufacturing and defective material are responsible for the “plague”. The 1% of all lithium ion batteries manufactured in the world has problems.

Increases The Life Of Your Laptop Battery

The entry of the laptops in our homes and businesses has been explosive, leaving behind and desktops. In Chile notebook penetration was 55% against 45% of desktops in the past year. To protect our investment here are some tips to increase battery life of our machine. The laptops allow our way of working is different, we can travel anywhere in the world and bring the laptop with us. However, despite the benefits of the greatest weaknesses are the few hours it takes the battery and then the short life of them.

For PC users:
In terms of battery recommendations are similar to those of a Mac but it is good to see him separately to provide clear directions and share our experience with the method used to take care of our laptop battery.
dell-xps-m1530Pantalla: consuming energy resource in the glow that lets you view the contents. To optimize the energy, you can lower the intensity of your screen to save power.
Change of power: in this case Windows Vista have features that allow you to improve battery performance. Look for the energy saving option on the start button.
Wireless Networks: It is important to turn off the Wi-Fi when you’re not already using that wireless networks tend to consume energy even when not in use. There are laptops that allow you to manually disable the wireless adapter and an older permit from the Control Panel.
Use of peripherals, including USB peripherals can be a source of energy but not the use, be sure not to have connected USB devices from if you’re not using as webcam, mouse, memory and so on.

Using CDs or DVDs, if for some reason left a CD or DVD into your CD-Rom and your laptop is off do not doubt that this device may be consuming part of the energy available, be sure to eject to avoid unnecessary consumption. Disable some things for those using Windows Vista can take simple steps like turning off Windows Aero and Windows Sidebar in this way your laptop will be more efficient.

For users of Apple:
Found on the official Apple site a section where they teach you how to maximize the battery life of your notebook. Among its recommendations mentioned:
battery-macbook1La temperature: as the best work your Apple notebook is 10 ° and 35 ° C in the storage, we recommend that you save at temperatures between -20 º and 45 º C, but the ideal is to have it, in the possible, at a moderate temperature (about 22 º C).
Brightness: Dim the screen to the lowest level that is comfortable to get the most out of your battery. When not using the laptop for a long time: be sure to charge it at least once a month and have not kept fully discharged to avoid the problem you are trying to download again.
Energy: Energy Saver control panel offers several settings that determine the energy levels of your MacBook.

AirPort wireless networks use current even no use to connect to a network to save energy you can disable it from your control panel. As with external peripherals such as USB or CD-Rom. With these tips the battery will last a little longer, but it is important to remember that the batteries have a limited life cycles of charge / discharge. Each time you download your battery and then charge you one step closer to the end of its useful life. The more you work with food and less dependent on the battery, the better.

Some Useful Knowledge For You When You Use A Li-ion Battery

The Li-ion batteries have a number of life cycles (cargo handling) that come to be about 500 to 1000.
500-1000 is assumed that after charging and discharging the battery is at 70% capacity, but this must be added the loss of capacity caused by the time the heat and the stored charge (the three points discussed above) . Nothing lasts forever, and the batteries do not escape this universal law. By the way, never remove intentéis one of these batteries, they are particularly unstable under certain conditions (that carry the famous circuit protection, circuit fails or is handled can even lead to the explosion of the battery as happened recently with some models laptop equipped with defective batteries).

It is true that the battery should take several cycles of charge / discharge before achieving peak performance?
No. This type of battery does not require a “break-in period.” Enjoy all your load capacity from the start.

I have a PDA or mobile phone, does it just load the transformer using the USB cable?
DEPENDS. Some computers are not able to maintain the necessary amperage to charge your battery, so it might take much longer. The charger will always give you the right to charge the device, optimizing the load time.

Is it harmful for a laptop battery that always work plugged in?
Yes, in fact, is not only harmful, but it is a very detrimental to the battery due to heat and stress it is subjected. The heat generated when connected permanently diminishes the capacity of the battery to retain power. In fact, a lithium-ion battery should never exceed 60 °, which is pretty close to 40 ° or 50 ° to a working laptop. When you plugged the computer, you’re forcing your Mantana battery always 100% load. The constant stress that is submitted is also crucial. If for example a battery to keep 100% at 60 °, after 3 months only retain 60% of its original capacity, and its useful life will be reduced to only 12 months.

I will not use my device for a few months or plan to use at a fixed site, how do I store the battery?
A lithium-ion battery holds better over time with a 40% charge. If we keep one with 40% charge after a year will keep 96% of its capacity, while if the store 100% charged, retained only 80%. For this reason, most devices come with a small initial charge, the 40%. Of course, never store a lithium battery discharged. Irecuperable could cause damage.

Batteries may explode
Half-truth: Of all the battery types listed above, the lithium ion batteries are more prone to overheat and explode, because they are made of flammable materials. For this reason these batteries incorporate several electronic circuits that control protection at all times the status of the battery. As a general rule, you should store at a temperature of about 15º.

The lithium ion batteries are the best
Depends on the conditions of the device on to be incorporated. It is true that Lithium ion batteries are the most popular due to its light weight, high capacity (up to three times the voltage per cell than a single Ni-Cd or Ni-MH) and almost no memory effect, but life is less than that of Ni-Cd or Ni-MH, worse working in extreme conditions like extreme cold, and tend to overheat. Thus, the choice of one or other type of battery depends on the size, weight and working environment of the electronic device in question.

Google’s upcoming Netbooks CR-48 is running an OS called Chrome OS. It builds on and develops in parallel with, an os called Chromium. We have tested the latest version of Chromium and is lightly hesitant to what we see. Google’s upcoming Chrome Books CR-48, with Toshiba pa3534u 1brs battery.

We download Chromium and is quickly up and running with it in Virtual Box. It starts very quickly, after 6-7 seconds, we are going. We log in with your Google Account, which we created in advance, but also offered up an account directly from the login page.

The first, and only one, who meets us is the Chrome browser. We surf into Google Docs and starting work on a document. It works well and fast. but it does not take long before we begin to realize the disadvantages of a compaq presario v2000 battery that is only a laptop battery.

No own programs

We can not install or launch other applications, and there is no way for IT departments to centrally configure a few settings such as security or default homepage. Without internet connection, we can not actually do anything with your computer! We can not print to locally attached printer without the need to register a printer connected to another PC that equipped with Toshiba satellite a300 battery.

When Chrome launched OS preinstalled on the CR-48 operating system is updated regularly by Google and your computer will automatically receive these updates in place. It feels like a good solution.

Detour via SkyDrive

We are trying to download a PowerPoint presentation and it goes nicely to open, but neither the old or new Word document can be opened locally, but we have to move them instead to Microsoft’s Skydrive where we can edit them in your browser.

We can not open Word documents that we’ve downloaded. To work with Word documents, we use Microsoft’s free service Skydrive. We surf on to Google’s online store and “install” a few applications, that is, make sure they end up as shortcuts in a separate tab in your browser. We can easily add a new canon battery And start a game in the browser as we amuse ourselves with a few minutes. Google seems to want us to experience the browser a bit like an Iphone or Iphone, and we may indeed about that feeling.

Does a browser?

It should here be said that Google is working on a feature called Chromoting which means you can take over the screen of a traditional PC, and Citrix has recently shown prototypes of a receiver for XenApp for Chrome OS. It sounds promising for those who usually manage with a browser, but in particular also need contact with the more traditional OS.

For the group of users who can get by with only a Web browser, Chromium as a viable alternative, but we are used to working with more complete OS, it feels like getting on a narrow legal straitjacket. We would have much more freedom to configure the computer as we want, to enjoy this computer that equipped with Dell inspiron mini 10 battery even without the connection and be able to run today’s software.

We might as well install one of the major Linux distributions. It would be equally free and with modest hardware requirements, but with a much richer experience, support for local execution and greater freedom.

IOS 5 Will Be Ready To Make Ends Meet!

When appointing a new IOS many may not know it or believe it is a television series, but most already know that these three letters are treated together. So just because a few days or maybe a month of being introduced the new Apple iPhone mobile phone 5 which will not only bring thousands of news about your hp g70 battery and general components, but inside the new mobile device will the newest mobile operating system IOS 5.

So an analyst call Chi Kuo Concord Securities Company obtained information confirming that Apple plans to release a version of “gold master” IOS operating system between days 23 and 30 September. Gold master version is almost a final version with all the bugs or errors and corrected and extremely similar to the final hp g71 battery to be launched soon and will probably date between 10 and 15 October.

Besides being the fifth and most recent version of Apple’s mobile operating system IOS as this analyst will be presented along with the iPhone and 5 and are probably the two launched into a great event in which Tim Cook made the presentation after the departure of Steve Jobs who also will be present on the premises. In turn hp g72 battery claims that the fifth generation iPod Touch will be presented at the event as a great innovation which may have a smaller version and perhaps a larger version would be called as iPhone Nano.

As happened with previous releases of the company is quite likely that Apple will prioritize some markets in the beginning to avoid shortages in the world market. The markets that the new devices are first and with the latest IOS operating system 5 must be the United States and a small list of HP ks524aa battery. The fifth version of the IOS operating system should arrive while for devices already on the market as iPhone, iPhone and iPod.

This new version of IOS operating system brings more news and drastic than previous versions, the first of them is leaving aside the USB cable to connect the iPhone, iPod Touch and iPhone via WiFi, in turn also can be done via WiFi updating the operating system. Other resources will also be present as a new HP ks526aa battery similar to that already exists in mobile phones Android operating system’s native integration like Twitter.

Before the official launch of the iPhone 5, just as is already common in the company of previous devices apple are becoming obsolete, so we believe that with the launch of the new IOS 5 and the iPhone 3G no longer receive updates. New resources for the camera device and updates that may occur without the hp mini 110 battery to connect your computer. At the same time have such developments such as a new native application as there is messages on BlackBerry devices with their better known as BBM BlackBerry Messenger.

HP, with CEO Leo Apotheker, wants to sell its entire PC business. HP is the world’s largest PC supplier, accounting for more than 18 percent of the world sold HP pavilion dv6000 batteries. HP, the world’s largest PC supplier, wants to dispose of its entire PC business. The announcement, expected to create shock waves through the entire IT industry, was on Thursday evening, Swedish time.

“The HP pavilion dv6 battery has approved an evaluation of strategic options for HP’s Personal Systems Group, including the ability to add PC operations in a separate company through a separation or other type of transaction,” wrote HP in a statement.

In plain language this means that HP’s board decided to either sell or differentiate its PC business from parent company by moving it to an independent company.

Whatever the decision will have far reaching consequences for the global IT industry. HP is the world’s largest PC supplier in terms of sales volumes. The company’s PC business is the core of numerous partner companies operating worldwide. At the end of June stood HP for a full 18 percent of global HP pavilion dv5 battery sales, according to figures from IDC.

In 2010, sales of HP’s PC division, 41 billion dollars, more than 264 billion. As a comparison, Sweden’s national budget in 2010 to 811 billion, ie more than three times as much. PC business accounted for about one-third of HP’s total revenue at the end of 2010.

The decision to do away with the PC business is considered to be a radical step in HP’s ongoing transformation from a hardware supplier to a pure service company. CEO Leo Apotheker, who was recruited from software giant SAP, has repeatedly pointed out that HP’s future lies in software and services, rather than acer aspire one battery.

The whole thing should be considered in conjunction with HP today announced a takeover bid for the British software company Autonomy worth $ 10.5 billion, and decided to close its operation in the touchpads and mobile phones. The news of even reminiscent of IBM’s sale of its IBM ThinkPad x60 battery business to Chinese Lenovo in 2005, for $ 1.75 billion.

A French company filed a lawsuit against Google, with the competition authorities of the European Union. The Deal du Jour accuses Google of anti-competitive practices, ensuring that it eliminated its index page of searches on its Apple macbook pro battery.

According to Deal du Jour, with no decision has been justified and was not the only unlawful action of Dell inspiron 1420 battery, which also have blocked the AdSense advertising services to Deal du Jour.

Remember that Google is already the target of investigations for suspected abuse of dominant position. In the United States Federal Trade Commission is investigating complaints in the same direction. In South Korea the Dell inspiron 1720 battery company faces similar charges.

The Deal du Jour active at the discounts, the same as Groupon leads and that motivated earlier this week over a business of Google when it bought HP pavilion dv5 battery.

The most recent acquisition of Sony vgp-bps13, believes that Google Offers to integrate, was launched in 2010 and the first year of life amounted to more than two million subscribers. Ensures 85 million monthly visitors in the network of partner sites, visiting the 400 thousand vacancies daily by the company, provided by 450.

If when we tested the scale Withings with WiFi connectivity and online application for taking track of our weight, home visits flip with the pileup, I do not say what they think when I have been testing the new “invention” of the people Withings: a tensiometer.

Yes, we have tried Engadget Withings tensiometer, and it works. In case you do not know what we are talking about this team in a tensiometer that to work you need an iPhone,a Apple macbook pro 15 inch battery, iPod or iPhone from Apple, which contains the application that starts the computer, collecting data from measurements of voltage users and maintain a safe place for future reference.

Smart WiThings Blood, finish and price of first

As happened with the Withings scale, the price of the company’s blood pressure plays in a league above us has to convince. The scale had the extra design and WiFi connectivity to get away from any other product. With the same arguments presented by this Smart Blood, priced at 129 euros.The finish of this fixture is perfect. Do not think of plastic or material second. Both the interior and exterior of the heart rate monitor are quality. Works by the way with four Toshiba pa3594u 1brs.

As for its operation, has no secrets. As with any blood pressure monitor, place it in the appropriate area of ​​the arm and connect the cable to an Apple computer that equipped with a Apple macbook pro 13 inch battery on which the application will have downloaded before WiiScale. Heart Rate control passes from the time the iPhone’s touch screen or the iPhone, where we control everything, even getting a visual step by step if we want.

It also can view the status of the measurement and get the final results, which as you know are stored in the pf723a for review in graphs or tables that record the day and time (morning, afternoon or evening) the measure. All very visual and attractive. Obviously, you have doubts about how reliable this strange apparatus. The reason for this test was to verify that everything was true in it, so we compare the results we obtained with a traditional blood pressure and Withings model, with identical results.

As happened with the scale, the connection with social networks is straightforward in the case of Twitter or Facebook. Ask your doctor to be a follower of yours and pb994a each morning in his timeline data on your weight and stress.The tensiometer has been transferred to the test by Withings. You can view our relationships with business policy.

It should not be tasteful dish sue you for infringement of a technology that takes many months positioning itself as unique and defining your final Toshiba satellite a200 battery. This is what just happen to Nintendo, whom a former employee has sued Sony for the stereoscopic 3D without glasses of 3DS.

In 2003, Compaq HP nc6220 battery about forwarding a patent, approved in August 2008 on behalf of Tomita Technologies, who has filed a complaint to the District Court of New York.

HP 520 battery showed his expertise as a scientist and engineer for over 30 years until his retirement in 2002. It has since been dedicated to protecting intellectual inventions, resulting in a large number of patents which, as little is said co-inventor.

The suit alleges that the engineer spent much of his career investigating esteresocopica technology, developing solutions for the deployment of perceived 3D images without glasses or Dell latitude d630 battery. The legal stake strengthens its charge with a second patent fair, issued by the Japanese Patent Office.The truth is that the wager seems pretty solid, but the same was said that all referred to how many Wii and its controls (including Wii Fit) as we know did not get to port.

This is not the first time 3DS stars in a patent infringement. In the first months of a lawsuit alleging the system console detrimental to the children, to what Nintendo said reinforcing appropriate signage and warnings. Scientifically, however, have not yet found clear evidence that the Dell inspiron 1440 battery could harm the visual development of children.

The Difference Between Laptop and Notebook

If you compare the laptop sitting on a laptop, and they need to think about the difference between notebook and laptop, as they are both the same and have the same properties and can from one place to another, it must be easy . There are some differences between the two is important that consumers understand the difference between someone them.When laptop and notebook should be carefully considered in both systems, as it will help them to understand the difference. Looking for a Dell precision m20 battery will find that this system is ideal for users who are always on the go and need to do. Moreover, the work of these people also use the entertainment system. Appliances can be very expensive and cheap models.

The equipment is very heavy and very light and can easily be done from one place to another. You always have a notebook that light up, as it increases its functionality. The devices are thin and low profile. We can not have DVD and CD-ROM and portable computers internal drive. Graphic subsystem for notebook computers is minimal. Modem notebooks is an integrated system and the network when they need to access the Internet. In general, a portable exhibition space of 12 “and 14″ and a small query, which Dell precision m60 battery is functional.

After discussing the main features of the laptop, now can we talk about the difference between laptop and notebook. Laptop as the laptop is higher. “One can easily with your laptop on your lap while Acer Aspire one battery work, and it has the same name is also available. There are several features of the notebook, and it is a very efficient system, especially compared to laptops. The main difference between the laptop and notebook weight.Laptop is heavier than a notebook, and they are even larger. They are the graphics subsystem, unlike the laptop, and they also have a built-in DVD-RW drive missing laptop.

If someone with a CD or DVD, laptop computer, it must be accompanied by an external CD-ROM drive cable. They also have a built-in modem and Wi-Fi and networking opportunities. Laptop speakers are built into the system and is a very high quality. You also have the battery for nearly two hours while the notebook is on Aspire One A110 battery for 4-5 hours.Another difference between laptop and notebook that nobody noticed is that the keyboard like a laptop keyboard and more accessible to the user. Laptop screen ranging from 14 “17″ and can always choose, it is convenient to use. Laptops are easy to be, does not apply to laptops.

When comparing the properties of computers and laptops, they understand that a laptop is different from the laptop so they can see. The devices are portable and enough power. On the other hand, it would be wrong to say that this laptop is a kind of substitute for a computer, and the difference between desktop and laptops, is that portability. Desktop laptop computer, a Aspire One A150 battery is that they both have the same functions.If you look at laptops and notebooks, they think they can, they are the same, but the above discussion is the difference between notebook and laptop, and it depends on the size and characteristics of these two systems. Both are suitable for users who work in motion, but the difference between the two functions and use both systems. The choice is always dependent on the use of consumer.

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