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Apple iBook G4 and PowerBook G4 Battery Exchange Program

February 10th, 2010

Apple iBook G4 and PowerBook G4 Battery Exchange Program

Apple has determined that certain lithium-ion batteries containing Sony’s production pose a security risk, it may lead to economic overheating, the rare cells.

Of the affected batteries were sold worldwide in October 2003 with the following notebook computer use: By August 2006 PowerBook G4 12 inch Battery , PowerBook G4 12 inch Battery and PowerBook G4 15 inch (aluminum) Battery .

Apple has initiated recall of the affected laptop batteries and has initiated a worldwide exchange program to provide a new replacement battery free of charge to eligible clients. This process is ongoing with the U.S. Consumer Product Safety Commission co-operation (CPSC) and other international security agencies.

Make sure your battery

Please use the following table to determine the PowerBook G4 Battery model and serial number for your iBook or PowerBook. If the first five well-known within the battery’s 12-bit serial numbers have dropped, please order the immediate replacement of the battery.

To view the model and serial number label at the bottom of the PowerBook G4 17 inch Battery, you must remove the battery from the computer. The serial number is printed in black or dark gray, under a bar code fonts. See below photos.

apple

Note: When you remove from the iBook or PowerBook G4 Battery recall, consumers should plug in the AC power adapter until a replacement battery arrives on the computer.

If you have participated in these computer models or recently purchased an Apple iBook G3 received an extra battery or A1008 A1012 battery recall, please check your battery serial number, if you receive a replacement battery is the impact of this program.

National and regional distributors, cataloging, and Apple’s online and retail stores sold from August 2006 to October 2003 with the battery computer. These batteries were also sold separately, may have been replaced by service units.

Exchange process

To begin the process of replacing the battery, you will be asked for your iBook G4 battery and PowerBook G4 notebook computers, your battery serial number, serial number and mailing address.

In Australia, New Zealand, the South Pacific islands and Asian clients (excluding Japan) should contact your local Apple Authorized Service Provider to obtain a replacement A1057 A1060 battery.

After serial number verification, a new battery will be shipped to you free of charge. When you receive the replacement A1078 Apple A1079 battery, please use the same packaging, packaging and shipping label, including the proper handling of pre-paid back to the battery recall apple.

Note: If your battery serial number does not meet the scope listed above, you do not have to exchange the battery.

The detail content from Apple.com Laptops-battery.co.uk hopes that help you.

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Apple Tried To Change Comsumer Habits

January 26th, 2010

Apple Tried To Change Comsumer Habits

As Apple Inc. prepares to unveil its own sequel Wednesday, the biggest question is whether changes since the early 1990s in the technology landscape¡ªand consumer habits¡ªcould give this tablet story a happier ending for vgp bps2b battery. Early tablet forays lacked high-speed wireless networking and Internet-based content, which Apple can tap for its device.

There are still plenty of obstacles, veteran tech watchers say, including questions about cost and battery life as well as competition from laptops and smaller devices such as Apple’s own iPods and Amazon of Fujitsu t4010 battery .com Inc.’s Kindle reader.But few people underestimate the ability of Apple Chief Executive Steve Jobs to turn out a product that will get people talking, and at least some of them buying.

“I would expect to see something that is very exciting, but like the first iPhone, not for everybody,” said Mitchell Kapor, an investor and PC industry pioneer who designed the hit spreadsheet Lotus 1-2-3.People familiar with the company’s plans say Apple will unveil Wednesday a device that has a 10-inch touch screen for Fujitsu t4020 battery ,Fujitsu t5010 battery which can be manipulated by multiple gestures akin to those popularized by the iPhone.

The larger display provide more space for software of the sort now found on the iPhone¡ªincluding games, navigation and social networking services¡ªwhile allowing users to access traditional media like books, newspapers, movies and TV in new ways of vgp bps2b battery, these people say.Based on component costs, analysts say Apple’s tablet could be priced as high as $1,000¡ªthough some estimates put it as low as $600, between its most expensive iPod touch and the cheapest MacBook computer.

The underlying concepts behind such products can be traced to the Dynabook, a design for a portable device proposed in the late 1960s by computer scientist Alan Kay. Companies started working on comparable products by the late 1980s, hoping to substitute pen-type devices for keyboards to input data for lifebook t4010 battery ,lifebook t5010 battery.But many high-profile start-ups were hurt by defects in underlying technologies, particularly in handwriting recognition and displays. Momenta Corp., for example, launched a six-pound, pen-based computer in 1991 that cost $5,000; the company folded less than a year later.

When Apple first tried to crack the market in the 1990s with a small device called Newton; its handwriting recognition was bad enough to prompt parodies in the “Doonesbury” comic strip for PA3399U-2BRS battery . A few years after Mr. Jobs returned to Apple in 1996, he shut the product down.Microsoft Corp., meanwhile, turned out versions of Windows that could be manipulated with a pen and were used in tablet-style products. But few have found many users beyond businesses with workers that need to be standing, like insurance adjusters and some sales representatives.

Industry executives say the market has changed dramatically, as have technology companies’ goals. In the early 1990s, companies were trying to turn existing laptops into pen-based productivity tools on ThinkPad T60p Battery, says Jerry Kaplan, Go’s former chairman and co-founder. Apple, by contrast, is really making a larger version of its iPhone¡ªa device that is already a consumer hit.

Hardware technology has advanced dramatically in the past decade, making it easier to offer devices that are smaller, more powerful and less expensive of lifebook t4020 battery . Modern touch-screens are more responsive and don’t require electronic pens.The broad acceptance over the past decade of Wi-Fi networking in homes and public places and the rollout of 3G cellular networks in the past two years has made it possible for consumers to get accustomed to using their laptops and cellphones for viewing music, movies and other entertainment.

“I believe the time has come,” says Kamran Elahian, the entreprenuer and venture capitalist who founded Momenta, of Apple’s expected tablet.But Apple is entering a market that is more complex and crowded of A1008 battery . The rivals include lightweight netbook computers that can sell for less than $300 as well as specialized devices like Amazon’s Kindle.

Other computer makers are pushing competing efforts on PA3399U-2BRS. Lenovo Group Ltd., for example, recently unveiled its IdeaPad UI, a hybrid notebook with a detachable screen that works as a stand-alone tablet.A keyboardless computer that is too big to fit in your pocket? Silicon Valley has seen that movie before, and it flopped each time.

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Blues lose for first time in five games

January 19th, 2010

Blues lose for first time in five games

The official score sheet had the Blues for 33 hits Monday night against Columbus. They might have been the 33 quietest hits of the season for ThinkPad T60 Battery.After re-establishing ferocious forechecking and a physical edge recently, the Blues put forth minimal intensity against the Blue Jackets and saw their four-game winning streak come to an end with a 4-2 loss.

“I didn’t think we had much jump tonight, even when we called upon it,” Blues coach Davis Payne said. “It didn’t seem like we were able to get our gear shifted for the third period … for whatever reason. Very little net traffic, very little secondary possessions for Fujitsu lifebook t4210 battery. I thought we lost a majority of puck situations when we could have been much stronger. We’ve got to regroup.”

After running their road record to 11-3-3, the Blues are 1-3-1 in their last five away games. They will continue their three-game trip with back-to-back games Wednesday in Montreal and Thursday in Ottawa for VGP-BPS8 , vgp bps8a fortunate on a couple of its other goals Monday, the Blues were a disjointed group in the defensive zone.

The Blues entered Monday’s game having not allowed a goal in the third period of their last three games. But just 1 minute, 24 seconds into the final period, the Blue Jackets’ Chris Clark gave his team its two-goal cushion.Clark’s fifth goal of the season came after a flurry in front of the Blues’ net of Fujitsu lifebook t4210 battery. After the Blues opened a 1-0 lead on Paul Kariya’s ninth goal this season, a power-play goal just 1:11 into the game, the Blues mustered few scoring chances.The ones they did, Columbus goalie Mathieu Garon snuffed out.

“It felt like a step backwards,” said Blues goalie Chris Mason, who made his seventh straight start. “That’s definitely not the style of hockey we were playing for Fujitsu lifebook t4220 battery. I don’t know if we got a little ahead of ourselves after winning four games. But we definitely didn’t bring the work ethic that’s helped us win those four games.”

The Blue Jackets won the faceoff battle 67 percent to 33 percent Monday and also had nine takeaways.”We weren’t executing a lot of our passes out of our zone for VGP-BPS8 ,vgp bps8a ” Blues defensman Barret Jackman said. “It didn’t give us a chance to get our legs going. A lot of turnovers keeps you stopping and starting, back and forth.”

Garon made the start despite suffering a wrist injury during Monday’s morning skate. He rushed off the ice holding his wrist after being hit by a shot in practice, but then shook it off in time to play for A1175 battery .”Five minutes after I got off the ice, I knew I was going to play,” Garon said after making 22 of 24 saves against the Blues. “I could feel it a couple of times (during the game), but it didn’t bother me.”

Only a few minutes after Kariya’s goal, the Blue Jackets gave Garon some offensive support.Columbus’ Raffi Torres took a stretch pass from teammate Kris Russell and scored the first of his two goals in the game for Fujitsu lifebook t4220 battery. Torres sent a wrist shot on net, and it deflected off the stick of Mike Weaver before sneaking past Mason.Weaver was victimized on the Blues Jackets’ first two goals Monday.

A shot by Derick Brassard later in the period deflected off Weaver’s left skate and bounced straight to Torres on Mason’s doorstep. He buried the easy look for a 2-1 lead in the first period for A1175 battery .”(Brassard) was actually trying to shoot that puck and I was in the right position to block it,” Weaver said. “It just went off my skate and right to (Torres). Bad luck, but you’ve got to work harder for your luck.”

Torres’ 15th and 16th goals of the season marked the first time the Blues had trailed in a game since their 4-2 loss to Anaheim on Jan. 7.
Keith Tkachuk tied the score 2-2 just 3:44 into the second period, and fortunately for Tkachuk, goal No. 11 this season didn’t go into the net like his last goal — off his mouth for pavilion dv2000 battery .This time, after a power move to the net, Tkachuk backhanded a shot that went in off the glove of Russell. Erik Johnson notched an assist on the goal, which was his first point in his last seven games.

The 2-2 score didn’t last long. Thirty-six seconds after Tkachuk’s goal, Rick Nash scored a power-play goal, his 22nd goal of the season, for a 3-2 advantage. After falling behind 4-2 in the third, the Blues hurt themselves with back-to-back penalties by Jackman and David Backes for ThinkPad T60 Battery. “We’ll take a step back, and we’ll look at it and address certain areas,” Payne said. “Some of them were puck decisions, some of them were battle-level areas. We’ll simply address those areas tomorrow.”

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The iPhone Battery Blues

November 27th, 2009

I think that it is safe to say that the iPhone is fairly popular. It seems that as of late you can’t look at any gadget/tech blog without some mention of it. The App Store offers a myriad of programs, games and utilities, and there are all sorts of third party Sony VGP-BPS8  accessories available.

Even for those Mac users that don’t have an iPhone (like myself) this is a good thing, as it seriously contributes to Apple’s bottom line, which means more money in the coffers for Macintosh R&D as well iTunes/iPhone/iPod and Apple PowerBook G4 Battery.

Unfortunately, with wild popularity comes increased scrutiny. As a result, when something goes wrong with the iPhone, there is often a large backlash.

Just this sort of thing has happened with the recent release of iPhone OS 3.1. It seems that many users are experiencing rapid discharging of the A1060 battery since updating.

In perusing Apple’s support forums, there are a number of threads, like this one, detailing the woes of those who have installed iPhone OS 3.1 on their iPhones only to experience rapid discharging of the battery. Even after turning off some of the noted Apple A1045 battery-draining processes, such as wi-fi, bluetooth, and push notifications, people have been experiencing a reduction in battery life.

In some cases, it seems attached to a corrupt file or application in the iPhone. In these instances, restoring the iPhone and creating a new profile (rather than importing old information) seemed to resolve the issue. Unfortunately for many others Apple A1061, even after performing this procedure, the problem still remains.

Apparently, though, Apple has responded to the issue and has distributed a small battery tracking application, along with a short list of troubleshooting questions, to many posters on the above-mentioned thread.

Judging by the wide range of this problem and Apple’s response, is is very likely that we will soon see another update to iPhone OS that will resolve this issue cause by Apple A1079. Until that time, though, iPhone users are left to deal with the problem themselves.

Fortunately, OWC is here to help. While we can’t fix the underlying problem —that’s Apple’s domain— we’ve at least got a temporary solution for your power problems: extended battery packs.

The most form-fitting option is the Energizer Energi To Go AP iPhone Charger, which integrates a protective sleeve with either a 1000 mAh or 1500 mAh battery for extra time between Apple A1078  chargings.

For a less specific option, there are the Macally JBox mini and the Cellboost iRecharge. Both these items allow you to simply attach to your iPhone via its USB cable and charge it that way with VGP-BPS9. While not nearly as slick an option as the Energi To Go, these items have the added benefit that they can be used with any device that can be charged via USB.

For more information on the iPhone OS and Software updates, check Apple’s iPhone Support center.

The article Via http://blog.macsales.com/2209-the-iphone-battery-blues

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iPhone 3G second impressions – Freezing, battery life and awesome apps

November 24th, 2009

3g

I have had the iPhone 3G for 6 days now and we have developed an intense love/hate relationship. It is exactly what I want in a phone when it comes to multimedia browsing but there have been some serious drawbacks for my Apple A1079 Apple A1175.

When I first got the phone and setup iTunes, I went absolutely crazy with the free apps. This was probably a bad idea because the phone has been crashing quite a bit. I have about 175 applications on the phone and because I’m constantly opening and closing applications, I think the phone shuts off like someone who got too drunk too early with my Apple iBook G4 Battery.

The lesson: Try only a few applications at a time and be strict about what applications you keep on your device and which ones you leave on your computer such as Apple PowerBook G4 Battery.

Now if you are going to download a free app for your iPhone, I seriously recommend downloading iPint by Carling. It lets you drink a virtual beer! No calories, no mess but no drunk. Everything is a compromise except Presario R3000 Battery.

The battery life on the iPhone 3G is a tough call. It totally depends on how much you use the battery intensive programs like the GPS of  Dell Inspiron E1705 Battery. Personally, I use absolutely everything on the phone with a total disregard for what will drain my battery. This means that I get about 18 hours of total time before the phone shuts off. That isn’t so bad considering I charge my phone daily. In fact, I kind of like the fact that the phone has enough features to drain the battery that quickly.

Although waiting in line was a really grueling experience, I’m still very happy with my iPhone purchase and will continue to trick Sony VGP-BPS3 out.

To get an idea of just how grueling the experience was, the guys over at EETimes brought a video camera to the scene and you can check out the video in which they interviewed me after being awake for 26 hours than my Sony VGP-BPS4. Make sure to watch until the end of the video where they absolutely FREAK out with their new iPhone 3G and make a dash back to their HQ.

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Into the white-hot demand for wireless chipsets(B)

November 13th, 2009

Into the white-hot demand for wireless chipsets(B)

Expected, Microsoft’s Zune music player, portable media players in the field of the first application of Wi-Fi capabilities for aspire 3000 battery, portable media player markets, including portable digital audio players. End of this year is expected to portable media player sales will reach 190 million units last year, sales of portable media players and 1.7 million units. In-Stat noted that Microsoft’s portable media player market share will not occupy too much, the market is occupied mainly by Apple is expected to Microsoft, in its media player with Wi-Fi capabilities of the initiative will encourage other portable media players manufacturers in its products to configure Wi-Fi capabilities. For example, Apple a1175 plans to launch later this year to support Wi-Fi enabled iPod. However, In-Stat estimates that in 2007, more than 5% of the portable media players will have Wi-Fi capabilities.

In-Stat, said the Wi-Fi and Bluetooth integrated into a single chip may also be of great help to promote Wi-Fi in mobile phone applications. The analyst firm noted that the chip maker Marvell, Broadcom and Texas Instruments have announced a single-chip Wi-F / Bluetooth chipset, while the Texas Instruments and NXP two Bluetooth mobile phone chip market leaders have introduced a single-chip Wi-Fi and inspiron e1405 battery and single-chip Bluetooth device package. In-Stat says shipments of dual-mode Wi-Fi/cellular phones are expected in 2007 will reach 27 million, six million last year, integrated Bluetooth and Wi-Fi chipsets will help to promote Wi-Fi in the mobile phone applications.

Although based on the draft 802.11n standard Wi-Fi home wireless access equipment only in 2006 as a whole Wi-Fi routers for VGP-BPS8, gateways and home access device shipments in a little more than 2 percent, but, In-Stat expects This year, the percentage will increase to 15%. The analyst firm believes that this was mainly due to less than 100 dollars this year, the draft 802.11n wireless router will be more widely used, and chipset manufacturers to launch a small volume of 802.11n chipsets, will further promote its application. However, other analysts are being asked consumers not to use the draft 802.11n products, in order to avoid wireless standards as early as 2008, need to finalize the hardware vgp-bps2 upgrade.

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Without Battery, MacBooks Take Big Perfomance Hit

August 15th, 2009

Ever run your MacBook or MacBook Pro without the HP laptop battery installed? Most people don’t, but some notebook users pop them out when their systems are running on AC with hopes of extending the life of their Laptop battery by a few months.

While I was benchmarking third-party RAM with a MacBook Pro battery  this week, I noticed that the computer was taking a huge hit in performance when it wasn’t running on Apple-supplied memory. A minor decrease in performance might be unlikely, but a 37 percent plunge in processing power seemed impossible. After some backtracking, I realized that I had been running the benchmarks without the battery installed after I’d swapped out the stock RAM for third-party memory. The MacBook Pro Discount laptop battery was running off AC power for both tests, but the battery was installed only while I was running the benchmark with 4 Gbytes of stock RAM.

After some digging, I found that the performance drop is documented on Apple’s support Web site–though honestly, Apple’s reason for forcing a drop in processor speed doesn’t make a whole lot of sense. Apple justifies the speed reduction by explaining that it “prevents the computer from shutting down if it demands more power than the A/C adapter alone can provide.” But what happens when a battery is no longer able to hold a charge? Does the processor speed drop in that case as well?

We benchmarked our 2.53-GHz MacBook Pro with 4GB of RAM using Cinebench R10’s multiprocessor test, and achieved a score of 5,549 with the battery present and 3,504 with the battery removed.

Lesson learned: The battery stays in. If you’re a MacBook or MacBook Pro owner, you’ll get the best performance out of your system when you leave the battery in. A small extension of your Dell laptop battery’s life span is not worth a 37 percent drop in performance.

If you’re operating a MacBook or MacBook Pro system with a dead battery, I invite you to benchmark your own system: Try testing your notebook with and without the dead Pavilion DV8000 battery installed. You can use a free download of Cinebench R10 to benchmark your Apple system. Be sure to close all applications and disable Airport and Bluetooth before you run the test. And please let us know your results as a comment below.

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How Apple Made a Non-Removable Battery Sound Awesome

August 12th, 2009

When is a non-removable battery a good thing? Apparently, when Apple says it is.

How do you make a non-removable laptop battery on a laptop sound like a good thing? Dive deep—way deep—into the manufacturing and the engineering process.

That trick did wonders when Apple marketed the daylights out of its aluminum brick design on the MacBook 13-inch (Aluminum) and the MacBook Pro 15-inch battery (Dual Graphics). Armed with videos and images meant to wow viewers, the company showed how a thick slab of aluminum is molded into thin notebooks.

The battery in the new Apple Macbook Pro 17-inch battery can not be swapped out, at least not by the end user, since it is housed in a unified chassis. Apple talked in depth about how the battery bay was conceived, using terms like “advanced chemistry,” “intelligent monitoring,” and “adaptive charging.” Then a video of how the battery is manufactured was shown to the press, emphasizing the slightest of details.

In many ways, the battery is different from that of the original 17-inch Macbook Pro battery. Other laptops use cylindrical cells in their batteries – Duracell AA batteries, for instance – while Apple customized its own shapes. Instead of using lithium ion cells, as is common in most laptops, the new batteries are made out of lithium polymer, which holds a longer charge but are also more expensive. And what’s another sure-fire way to justify a non-removable battery? Use the buzz-words that every company is using: “green,” “eco-friendly,” and “recyclable”. A permanent battery means that Apple can minimize and monitor the amount of waste that goes into a landfill. Throw in the environmental catchphrases of the day—PVR-free, mercury-free, and arsenic-free—and Apple has you in the palm of its hand.

The company is claiming that the new MacBook offers between seven and eight hours on a single charge, depending on which Nvidia GPU is used, but we all know that these battery figures can’t be trusted. The original MacBook Pro 17-inch reported a score of 2 hours 25 minutes on a benchmark test we ran called MobileMark 2007. And since the original battery is rated at 60WH, a 40 percent larger battery (or so claims Apple laptop battery) should boost the capacity into the 85WH range. Other laptops with 80-85WH batteries and similar specifications usually top out at four hours of battery life. With the new Apple battery and the fancy technology, the battery should approach five hours.

Wait, let me rephrase that: It had better get 5 hours since you’ll probably have to pay Apple A1057 a bundle to replace it (because degradation and self-discharge are inherent bugs associated with batteries).

In three years’ time–and this is a rough estimate–if it does indeed last for more than 5 hours, the laptop battery is right back where it started: 2 hours and 25 minutes. That’s assuming that the other parts won’t die first. So that doesn’t sound too bad.

What’s worrisome is that Apple might do the same thing to the MacBook 13-inch battery and the MacBook Pro 15-inch, and while longer battery life is a plus, a removable battery gives users peace of mind that a replacement part can easily be purchased from eBay. And being able to carry multiple batteries is a plus for constant travelers, so that the laptop can last multiple days without a charge. If the MacBook Air, the iPods, the iPhones, and this new MacBook Pro are any indication, say goodbye to removable batteries.

The news is from : pcmag.com

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MacBook Pro Teardown Reveals Battery is User Replaceable

July 15th, 2009

macbook teardown

You’ll need a screwdriver to do it, but the sealed batteries in the new Macbook Pro Series battery announced last Monday are as user replaceable as those of the MacBook before it. IFixit has already carried out its customary explorations inside the body of the new notebook, and found that, apart from the rearrangement of ports and the latch-free baseplate, things are much as before.

The new, bigger (and 60 grams heavier) battery is claimed to last seven hours. IFixit found that the new unit is a 60 Watt-hours cell, up from the 45 Watt-hours of the original Apple laptop battery, itself supposedly able to last five hours. So there will be a boost, but we expect you’ll be lucky to even get five hours from it.

The doorless base brings new problems, too. I swapped a 500GB hard drive into my 13” unibody MacBook A1175  last week and it was so quick and easy that it wasn’t even worth writing up for Gadget Lab. The hard drive is still considered user-replaceable  Macbook Pro 13 battery by Apple, but “replacement does require removing 10 more screws than on the MacBook Unibody.”

IFixit also notes that the SD card sticks in Laptop battery out about half an inch when inserted, a little messy, and that the new combined headphone/jack socket omits a digital in connection. It also means that you can’t use headphones and a mic at the same time.

It’s apparent, though, that this is still one of the easiest Apple machines to take apart. If you don’t believe me, try replacing the hard drive on a PowerBook G4 12 inch battery.

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Three Important issues during laptop battery using process

June 2nd, 2009

More and more people start using laptop, it has brought convenience to the users so that we can fully enjoy the benefits and pleasure of mobile office. But have you ever thought about what’s allowing laptop bring such convenient? In fact, it is the batteries, the laptop with same function as the desktop if without laptop battery. Meanwhile, laptop battery is the expensive consumable part in the laptop, the longer working life, the lower cost we spend, and now let us talk about how to maintain your laptop battery when during the using process.


1.A new Laptop batteryneed activate or not?

In fact, the activation task of laptop battery should have been completed in the factory, the few electricity in the laptop battery when leave the factory is in order to avoid the nature waste damage the laptop battery. The activation work of laptop battery should be proceed in the condition which without protective circuit, but lithium laptop battery with protection circuit itself, the purpose of designing circuit block is to avoid the laptop battery over-charge and discharge, generally, when a laptop battery full of charge, the charge indicator light out, the laptop battery is not in charge status, then it is useless that if you put the charge plug to charge again. We can identify laptop battery is charging or not from the laptop battery status, there is a simple way to judge the laptop battery whether is in charge status or not, the laptop battery will throw off some heat when in charging task, after the laptop battery charge 1 hour (please don’t pull out the charge plug), you can touch the laptop battery, then you will find that the laptop battery is in normal temperature condition, this is because the laptop battery is not in charge status, so it won’t generate heat.


2.How to charge correctly?

Regardless the laptop use lithium batteries or nickel-hydrogen batteries, these batteries have memory effect, Ni-MH laptop battery has clear memory effect, lithium laptop battery also has memory effect, but its memory effect is smaller than the nickel-metal hydride relatively. We have heard that the lithium laptop battery without memory effect, but that is some exaggerated saying just in order to mislead consumers, now that the laptop battery with memory effect, so we should use up the electricity then start charging, please don’t charge it whenever you like, even it is very convenient to use, but it will shorten the laptop battery working life. However, we completely no need to charge after the laptop battery run out of electricity, it is too trouble. Although this is because laptop battery under the protection of circuit protection and won’t damage the laptop battery, but there is so special need. In fact, it is okay to charge when the electricity less than 3%, the memory effect is exist objectively, but it is nothing to compare with the nature waste.


3.Is it required to unplug laptop battery when use the external power?

This is have to look at whether need to charge for the laptop battery or not when you use the external power supply, the charge cycles times is directly related to the laptop battery working life, the charge and discharge times of lithium laptop battery is fixed under normal circumstances, the charge cycles is around 500 times. We charge for the laptop battery per time, correspondingly, it is to reduce once chargeable chance. But current many laptop manufacturers are all take the vulnerability of laptop battery into consideration, after increase the protective technology, the laptop battery will not be chargeable if it can’t meet certain conditions. Even so, when you use external power supply in a long time, we suggest you to unplug the laptop battery when you use the laptop, because high temperature is one of the opponents for the laptop battery, the laptop will generate certain high temperature during using process, this is harmful to the laptop battery. Of course, if you have no confidence about your laptop battery, we suggest you to unplug the laptop battery and then use the external power supply, because not all the batteries have a protection circuit.

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