Computer Tips

There has been of great deal of ink spilled on the subject of prolonging your laptop’s battery life, but what about caring for your battery? Over time, the capacity of any rechargeable battery diminishes, to the point at which it is no longer useful. However, with proper care, batteries can last a long time. Read this guide to make sure you get your money’s worth out of your laptop battery.

Most laptop batteries these days are lithium-ion batteries. Lithium-ion batteries are substantially better than either of their precursors, nickel cadmium (NiCad) and nickel metal hydride (NiMAH) batteries, in that they do not suffer from the “memory effect”. This means that, contrary to popular belief, you do not need to let your battery run down all the way. In fact, it’s better that you don’t. Having said that though, I need to add that lithium-ion battery users should allow their batteries to fully discharge on the first two or three charging cycles. Beyond that, though, computers with lithium-ion batteries should be plugged in whenever they’re not in use.

However, it is not good to leave your laptop constantly plugged in. Many people use their laptops largely as desktop replacements, using them on the desk and leaving them plugged in most of the time. These people would do well not what their laptop batteries charge constantly. Although there’s no danger of “overcharging” lithium-ion batteries, leaving a laptop plugged in for months at a time will have a detrimental effect on its battery. If you use your laptop as a desktop replacement, try unplugging it when it’s not in use. Take care to unplug the charger from the wall, too, as otherwise it consumes electricity. Better yet, leave the laptop plugged in all the time, but remove its battery. For long-term storage, lithium-ion batteries should be allowed to run down to little below half charge. Store them safely in a warm, dry location.

SONY vgp-bps2a Laptop Battery Articles & Tips

A new SONY laptop battery comes in a discharged condition and must be charged before use (refer to the devices manual for charging instructions). Upon initial use (or after a prolonged storage period) the digital camcorder SONY VGP-BPS2A may require three to four charge/discharge cycles before achieving maximum capacity. New SONY VGP-BPS2A needs to be fully charged and discharged (cycled) a few times before it can condition to full capacity. Rechargeable batteries undergo self-discharging when left unused. Always store a Laptop Battery pack in a fully charged staged for storage.When charging the SONY VGP-BPS2A for the first time the device may indicate that charging is complete after just 10 or 15 minutes. This is a normal phenomenon with rechargeable batteries. Remove the camcorder batteries from the device, reinsert it and repeat the charging procedure

It is important to condition (fully discharge and then fully charge) the SONY VGP-BPS2A every two to three weeks. Failure to do so may significantly shorten the battery’s life (this does not apply to Li-ion batteries, which do not require conditioning). To discharge, simply run the device under the battery’s power until it shuts down or until you get a low battery warning. Then recharge the battery as instructed in the user’s manual. If the battery will not be in use for a month or longer, it is recommended that SONY VGP-BPS2A be removed from the device and stored in a cool, dry, clean place.

Invest in a good charger for your camcorder. Ni-MH batteries should not be charged in a NiCad charger, unless the charger is specifically made for both chemistries. There are cheap chargers and there are expensive chargers. Make sure the charger you get has good reviews and is well made. Chargers with micro-controller chips are usually the best choice of your digital camcorder.

Be sure to store your Laptop Battery properly. Do not leave your batteries in a hot car, or in humid conditions. The best storage conditions are a cool, dry place. The refrigerator is fine if you stick in a packet of silica gel with your SONY VGP-BPS2A in a sealed bag to keep them dry. It is a good idea to charge your NiCad or Ni-MH batteries fully before use if they have been in storage.

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New Document

When you listen to music in your studio, sound is the very soul of it. There are many soundproofing materials present in the market but they offer balanced resonance at the most. The main aim of acoustical treatment is that it removes problems that arise due to hard parallel surfaces, and thus it stops the entry and exit of unwanted sound. So what are the factors that determine the acoustic behavior of a studio? Below are a few pointers which will help you.

If you possess Ayre Acoustics home theatre, YG Acoustics Theater or Esoteric Audio system, then it is important that you insulate the space in order to minimize noise entry. Primarily you should go for sound isolation. In this, a sound barrier is created between your studio and the adjoining areas. The main goal is to eliminate the possibility of unwanted noise to either escape or enter your studio. Usually heavy materials are used so as to block the noise. Decoupling devices are also used to reduce any structural vibrations. Some experts use sound absorbing materials within the wall cavities. This helps in reducing unnecessary structural resonance.

The next step is to reduce sound or noise so as to enhance the quality of sound. This is done by reducing echo or any reverberation. If you use the sound absorbing materials in a well planned manner, it can considerably improve the sound quality. Many people believe that sound absorbers are like sound proofing materials. But this is untrue and the absorbers shouldn’t be used to block any sound.

Sound diffusion is yet another aspect that works hand in hand with sound absorption. Diffusers are designed in a way so that they are able to diffuse sound evenly throughout the room. They also help in preventing dead spots or places where you cannot hear sound clearly.

In acoustical treatment, sound absorption is significant. Sound energy tends to get absorbed when it hits any surface or it gets converted to another form of energy. Most of the time, it gets converted to heat energy but the amount of heat generated is much less. So if you have absorbing material, they help in absorbing medium to high frequencies.

In the case where sound is not absorbed, it is reflected back. Sound reflection may produce echo or reverberation. When sound is equally distributed in the space, it is said to be diffused well. Diffusion process overtakes any dead spots. You can achieve better diffusion by interchanging the sound reflecting and sound absorbing surfaces. In general, a concave surface tends to focus sound, while convex surfaces tend to spread it.

What kind of sound system will you choose for your home theater? For good sound quality, try to choose wall absorbers. Use large diffusers at the end of the room. You can even use foam and rock wool, but they are not going to help in acoustics treatment.

There is an increased trend to sound proof the house for enhanced sound quality, in which acoustics treatment plays an important role.

An audio expert working for Scott Walker, the renowned seller of esoteric audio, YG Acoustics, Ayre acoustics, Magico Speakers and other AV products, has written this article. Visit their website for more information on synergistic research & balanced audio technology.

Article Source:http://www.articlesbase.com/hardware-articles/soundproofing-guide-what-acoustic-materials-you-need-1779541.html

Stay unplugged longer with the new TOSHIBA Satellite P500 series 8000mAh 4400mAh Li-ion Battery. This 10.8V Rechargeable Li-ion battery can replace the original system battery or be used as a spare. TOSHIBA computer batteries life (and recharge times) will vary based on many factors including screen brightness, applications, features, power management, battery conditioning and other customer preferences.  www.cheap-laptop-batteries.com

The Satellite P500 is the perfect choice for digital media enthusiasts and PC gamers, providing an attractive blend of power and style, thanks to its array of top class features and a truly striking design. keyboard and textured palm rest. The P500 features cinematic 18.4” display TruBrite® display built for digital media enthusiasts (Cheap PA3729U-1BRS 10.8V,12 cell 6 cell Laptop Batteries,battery for TOSHIBA PA3729U-1BRS). This multimedia laptop enables an incredible user experience on today’s most demanding applications.

The P500 is has a eye-catching Fusion Finish in Precious Black with elegant silver lines. 8 illuminated feather-touch media control buttons also reside by the elegant keyboard. The 18.4-inch 16:9 1920×1080p TruBrite display is crisp and bright, while there’s also a Harman Kardon sound system too. The P500 offers an HD Integrated Web Camera with Toshiba Face Recognition.  http://www.cheap-laptop-batteries.com/laptop-battery/sony-vgp-bpl18.htm   The Web Camera and microphone allows you to talk to friends and family face to face online, also enabling you to take still pictures, video clips and audio notes. Communication is made easy; socially network with friends and family from the comfort of your own home.

Toshiba Face Recognition is a specialised software that takes a digital snapshot of your face to create a unique password; by digitally mapping key features of the users face, Your face then becomes the password to login; there is no need to enter a numerical or word password. All users have their own secure face recognition secure access.  (Cheap VGP-BPS18 11.1V,6 cell 3 cell Laptop Batteries,battery for SONY VGP-BPS18?

8 White LED Feather Touch Easy Keys give you instant access to the world of multimedia. CD/DVD On, Eco Utility Button, Play/Pause, Rewind, Forward, Volume-/Volume +, LED on/off.  http://www.cheap-laptop-batteries.com/laptop-battery/acer-um09e36.htm 

Save Laptop Power at the touch of a button. The P500 is equipped with a Eco Button on the Integrated Multimedia Bar, simply press the button and save power consumption on your laptop. A power consumption chart can be viewed on your screen to show the increase and decrease of power consumption when the Eco Button is turned on.

The P500 is fully equipped with Integrated premium branded speakers. Harmon Kardon speakers produce high quality stereo sound ?Cheap VGP-BPS19 7.4V,8 cell 4 cell 2 cell Laptop Batteries,battery for SONY VGP-BPS19?. This premium sound system allows you to enjoy your music and movies in parallel with high definition picture quality, ensuring a enjoyable entertainment experience.

Slot-loading DVD SuperMulti drive allowing the user to view movies on their laptop, use your laptop as a multi purpose entertainment system and also create your own CDs and DVDs. http://www.cheap-laptop-batteries.com/laptop-battery/sony-vgp-bpl19.htm

As well as the BDX2000 Blu-ray player, Toshiba also ushered in this Satellite P500 Blu-ray laptop at IFA.

Designed for the very high-end of the market and being able to read and write Blu-ray, it won’t be cheap and is pretty darn heavy. We got a close up look at the new machine.  The drive is the big selling point, and is compatible with Blu-ray ROM, BD-R and BD-RE and DVD SuperMulti DL +/RW. The laptop uses Resolution+ technology to upscale standard definition content. http://www.cheap-laptop-batteries.com/laptop-battery/apple-a1322.htm    What processor the unit uses is a bit of a mystery thus far. While Toshiba’s blurb about the product promises Intel Core 2 Duo, the model we saw was running the 2.3Ghz AMD Turion X2 Ultra Dual-Core as you can see in our pic. Storage is purported to be up to 500GB depending on the model, while there will also be Nvidia dedicated graphics. In terms of ports, there’s HDMI, plus eSATA, card reader slots and plenty of USBs. As a desktop replacement, the 18.4-inch model is huge but we have to say we weren’t that impressed with the sturdiness of the build – not what we’d expect from such a high-end laptop. Mind you, this was a pre-production sample of course.  http://www.cheap-laptop-batteries.com/laptop-battery/apple-a1281.htm The screen was a little bendable, while the keyboard is terrible. It continues Toshiba’s current trend of making glossy keyboards for its entertainment laptops, but they’re rubbish to type on and pressing the keys makes the keyboard vibrate flimsily. Yep, so this isn’t meant to be a workhorse.

more info:  www.cheap-laptop-batteries.com

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Finding that you need a replacement laptop battery should never be a shock, yet people are always caught out. Over time, your laptop battery will hold less and less charge. One day, the lack of charge will overwhelm the convenience of the laptop and a desperate hunt for a replacement begins. Keeping an eye on your battery charge can give you much more forewarning that a replacement is needed.

If you update your laptop every year or so, you may never have need of a replacement laptop battery. Even when treated in the worst way possible, a laptop battery should last up to 18 months. If you want your laptop to hold resale value, or use previous models as back-ups, then battery charge becomes more important. Of course, there are always spare batteries for laptops, and you can discuss this with us at Laptop Power UK, but it is in your interest to know when your battery is likely to die.

When you first purchase your laptop battery, take a note of the first charge and how long it lasts. The first charge for a battery for a laptop is a benchmark you can hold it to down the track. From then on, keep track of the amount of charge the laptop battery holds, taking a note every six weeks or so. This can help you plot out when a new battery is likely to be needed.

It’s a good idea to note the circumstances of your battery charge, such as use of multimedia functions or length of time the battery sat before use. These are factors that will affect your discharge. Li-Ion batteries should provide between 300 and 500 discharges. Although it’s impractical to keep track of this many discharge cycles, noting charge patterns ensures battery death won’t come as a nasty shock.

The Article is written by laptop-power.co.uk providing replacement laptop battery and Laptop Batteries Services. Visit http://www.laptop-power.co.uk for more information on laptop-power.co.uk Products & Services___________________________ Copyright information This article is free for reproduction but must be reproduced in its entirety, including live links & this copyright statement must be included. Visit laptop-power.co.uk for more services!

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Today I got HP/Compaq Business NoteBook 6715B Battery for repair with the battery charging problem. It is a new model and we do not have a lot of experience with these laptops. The customer complained that the laptop will not charge the battery when it is plugged into the AC outlet.

HP/Compaq Business NoteBook 6715B Battery 6 cells 4400mAh

The laptop failure symptoms:

The laptop will not turn on when I try to start it from the battery. When the laptop is turned off and plugged into the AC outlet the battery charge LED doesn’t light up. I know that the battery is not charged and the LED should light up when I plug the laptop into the AC outlet. The laptop starts fine when it is plugged. When I move the mouse over the HP Power Icon in the lower right corner, the balloon will pop up and there is a line in there: Battery Remaining: N/A.

The problem repair procedure:

You can easily fix the problem just by updating the BIOS. HP says that the BIOS version should be at least v1.30. So, go to HP/COMPAQ website and click on Downloads. Select your laptop model and find any downloads for the BIOS. In the BIOS change history you will see the description of changes.

After I updated the BIOS, The HP/Compaq Business NoteBook 6715B Battery charging problem disappeared.

HP/Compaq Business NoteBook 6715B Battery 6 cells 4400mAh Description:
Type: Li-ion, 6 cells
Voltage: 10.8V
Capacity: 4400mAh
UL certificated cells inside!

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