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my sony laptop computer only starts by incerting A usb device into usb port. It does not matter what type of device is incerted Operating system:Windows 7 Home Premium (64 bit) Service Pack 1 System root: C:Windows Available physical memory: 3935 MB CPU: Intel® Core2 Duo CPU T6600 @ 2.20GHz Drive Info: C: 290.37 GB Internet Explorer: 11.0