usb接口没有反应的解决办法（The solution did not respond to USB interface）.docVIP

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usb接口没有反应的解决办法（The solution did not respond to USB interface）.doc

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usb接口没有反应的解决办法（The solution did not respond to USB interface）

usb接口没有反应的解决办法（The solution did not respond to USB interface） Now the computer will generally have 4 ~ 8 USB interface, but some installed Windows XP computer USB interface will appear the phenomenon of instability, as a typical USB mouse, USB keyboard will be rather baffling. In fact, this is because the Windows XP power saving mode enabled by default USB, resulting in some of the USB interface power supply shortage, make USB intermittent failure. As long as the closure of USB USB power saving mode, the device can be restored to normal. Right click my computer and select properties to open system properties dialog box, switch to the hardware tab, open the device manager, double-click universal serial bus controller, will see several USB Root Hub, double-click any one, open the USB Root Hub dialog box, switch to the power management tab, remove the tick allow the computer to turn off this device to save power before, click OK to return, in turn USB Root Hub are the attributes of each modification after the restart the computer, USB can restore the stable operation of equipment! U disk failures are generally divided into soft and hard faults, one of the most common soft failures. Soft fault mainly refers to the U disk has bad blocks, resulting in U disk can be computer recognition, but no letter, or a letter, but when you open the U disk is prompted to format and format, and can not be successful. Early symptoms may include: U disk read and write slowly, the file is missing but still occupy space. The bad U disk can generally be through software self repair, the self repair tool commonly used with Mformat (you can go online to search and download, convenient use, less than a minute, of course some repair) U disk manufacturers will also provide some similar software. I believe that since it is low, the fault type is the same, should drive low grid tools can also be used in Lformat, but because Lformat is running under DOS, relatively trouble, and I also did not specif