When the laptop after disconnecting from the network immediately turned off, it is possible to change the battery. The battery has a shelf life, after which it will be replaced or repaired.
The reason that the battery cannot hold a charge can be oxidized contacts. You can take advantage of people's way and using the alcohol wipe contacts. Having dry, you need to attach the battery to the laptop, click on the "Power" and verify it works.
But most of all service centers have to deal with fallen batteries. In this case the battery may not be external signs of damage, but work is not likely to be. Using special instruments, the master of the service center will be able to determine whether the battery is working. They are fairly well is repaired, but only in special circumstances. At home, open the battery is dangerous to health and life.
The reason for failure may also be an internal power supply. Diagnose it on the eye is not possible, so it is necessary to carry the laptop to the nearest service center. There, the master will determine whether it needs to repair or replace it would be advisable for the same.
When repairing the batteries are replaced by elements of the battery and reprogram the controllers. This provides a fairly long battery life, but battery life is still less than the new one. So you decide to buy a new battery to recover. Sometimes the cause of the fault may be in the settings of Windows. How many people know, the operating system allows you to set power profile. If you accidentally set the profile "The work of the network", then the laptop will simply ignore the battery and disconnect as soon as the wasted food. Fix it by simply putting the desired profile. Do not forget about the prevention of problems with batteries. Try to charge the battery only with a minimum of remaining charge. Once every 2 months then fully discharge the battery, let it stand for about 12 hours, and then fully charge. So you can keep the initial capacity battery and extend its operation. And just in case, buy an extra battery.
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Create a backup site, 4 times a month storing a complete copy of the site on the Web server studio dial
Recovery from the site within one working day; in the case of hardware and software failures, as well as customer's request
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Correction of bugs on the site; correction of errors in the layout of the ...