Tuesday 20 October 2009

How to buy laptop battery

How to buy laptop battery

About power:


We often see some manufacturers promote their products, using the number laptop battery of core values to represent the number of mAh battery, etc. In fact, this is a wrong understanding, over time you will feel the greater the number of mA, the battery working longer In fact, the decision power of the target computer, we used the nominal power, rather than simply mAh. The battery power should be multiplied by current, voltage, the same mAh battery mainly depends on the number of batteries, as well as hybrid approaches, such as 2 and 4 strings of 8-cell hybrid method will be more than two, and two strings of four mixed together on the core much higher in power, the battery inside if you want to ask which of the most indicative targets, the number and hybrid batteries is our first approach should be considered. However, the increase in the number of batteries will subsequently cause an increase in the weight of notebook batteries, this is also the consumers should be extra DP390A attention.


 


ASUS W7J install 9 cell battery the weight before and after comparison


About Appearance:


Notebook battery backup is like car spare tire, as tire purchase to be consistent with their models, preferably original tires, but also the best selection of laptop battery factory Chupin, and since the assembly of the battery shell mold are mostly According to original equipment batteries for imitation, after installation, simply can not do, "they match exactly," and even dropped the case may be, in identifying that we should pay attention, and large assembly of cell labeling illegible, and some refurbished products, electrode wear has been more serious, but did not, and PP2100 original luster.


 


The waste was recycled laptop battery (Photo from Internet)


At present, because a large number of electronic "foreign rubbish" the invasion of some of China's southern city has become a hotbed for refurbishment of used batteries, and many refurbishment of the battery as long as a few minutes after a simple processing (people in the law known as the high-current activation) on the allow waste to re-charge the battery life of about six months to achieve, but there are also security implications.


About Quality:


We randomly standard will come with original equipment batteries for monitoring temperature, and the protection circuit, and the weight of the battery should be re-assembled than many, for some users want to buy spare Presario R3000(compaq r3000 battery) batteries, the proposed original batteries with its own past, to weight comparison of the quality and cut corners if they are too many such "original battery" very dangerous.


It is compatible with the battery can buy them? Some compatible with the battery using the same battery with the original master IC chips and the design of high-quality batteries, but also with the original battery that has the security of the protection circuit design, high safety factor in the use of time and life with the original battery is almost the same, but for some cottage manufacturers in China compatible Chupin dare not guarantee the quality of the battery, and circuit design is extremely crude, the most basic protection measures are not designed so that the battery batteries only a very short life, although there is a great advantage in price does not recommend users to buy.


On the use of time:


The use of notebook TV time is a factor we are most concerned about, Japan Electronics and Information Technology Industries Association (JEITA) developed a measurement of Presario X6000, Pavilion ZV5000(hp zv5000 battery) laptop battery standard, that is, provides a test battery contacts use of time, that is, the VCD file copied to the local hard drive, the system volume set to minimum, and to play VCD standard sizes, test playback duration. Another way is to notebooks all brightness and sound regulation to a minimum, the test of pure standby time. If it is off, but the quality of the general assembly of the battery, test time and the original nominal battery usage time will be very different from everyone to remain dim sum in the test can easily identify.


Second, can the battery is fully charged capacity and design capacity of the comparison, if found to be fully charged capacity of less than design capacity to many, then the battery performance has declined significantly, this operation we can make use of some conventional battery testing software to complete the , such as BatteryMon so.


On the purchase of channels:


In addition to the formal service stations and stores purchased from accidents, many users prefer to buy some domestic network platform Pavilion ZV6000(hp zv6000 battery) laptop batteries, but battery prices from dozens of the above paragraph have the money to the previous hundred dollars, could not help but cross-stitch of netizens eye, net makers often do not store the location fees, cost savings in the commodity above the low price is also well-deserved, but the price is too outrageous, do not believe that, while the choice for businesses, it is best to find some joined the Consumer equity plan shops, so have more assurance that if they can invoice the better.


In addition, for the domestic notebook brand names, model mixed characteristics, there have been a lot of the domestic notebook can be customized for manufacturers, in terms of quality can be guaranteed, and can be customized according to the actual situation, capacity and safety design can be Pavilion DV1000(hp dv1000 battery) in accordance with the user wishes to join.

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