Many notebook users from Windows XP / Vista discovered after upgrading to Windows 7, the new system severely shorten battery life.
Official Microsoft TechNet forum that users post, said he bought himself a 2007 HP laptop to upgrade from Windows Vista to Windows 7, but two hours of battery life but never became a mere half an hour The company is repeatedly promote the new system will greatly extend the battery life time. Other parts of the forum on the Internet had a similar question.
It is reported, the root of the problem is Windows 7 increase a new pavilion zv5000 battery Jiancegongju, to determine whether the need Genghuan Dianchi and Tongzhiyonghu, Dan in Bufen case, Jinguan Dianchiyiqie as usual, Cuo Wu Ji Tong will determine that the Battery is drained and recommended that users immediately replaced, and sometimes even directly shut down the system. Have no choice but to reflect the user that he saw prompted indeed replace the old IBM Laptop Battery such as IBM ThinkPad T40 Battery, IBM ThinkPad T41 Battery, IBM ThinkPad T42 Battery, IBM ThinkPad T43 Battery, IBM ThinkPad R50 Battery, IBM ThinkPad R51 Battery, IBM FRU 08K8193 Battery, IBM 92P1060 Battery, but the new battery still continue to receive the same warning.
Some say the problem as early as Windows 7 Beta testing stage presence, but others say that RTM only appear in the official version. One user posted that: "In the RTM version of Windows 7 before installing the battery life I have been very normal, in my installation in all Beta and RC version can persist for nearly three hours. Now, after only about 20 Windows 7 minutes to put my laptop shut. This was when I was turning from the RC occur when RTM. Needless to say, I share a very bad mood. "
Microsoft said in a statement that the problem has been known and noted, and Windows 7 the way the system firmware to read in many different models of notebook vendors there. Microsoft said: "We are working with hardware partners to investigate this issue. Windows 7 with firmware information to determine whether the battery needs to be replaced. We are working with partners to find the root of the problem, obtain the needed information and guidance and then go in (TechNet) Forum Update. "
Microsoft also claims that, sometimes this new tool is working correctly, in other words, if it prompts you to replace the pavilion zv6000 battery, your battery may really have to hang up, but obviously too high probability of false positives.
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