Anaron, on 25 January 2013 - 00:18, said:
Try booting it up with just the mouse, keyboard, and monitor connected. If that works, then add each device one by one. Sometimes, there's an issue with booting up while a USB device is connected. It used to happen to me years ago with Windows XP. I have to unplug a USB device (usually a thumb drive) and plug it in after I boot to the desktop.
Yes because the USB
is on the bus
A: Remove the usb devices and try again.
B: plug in the USB devices when plugging into the test environment.