Win7 Ultimate system must be restarted 2 times every time to boot to identify how to solve the hard disk

Cause 1. The motherboard chipset controls the onboard NIC, graphics card, usb and other interfaces, and also controls the IDE or SATA hard disk data interface on the motherboard. If the interface is not damaged, then this problem is generally It is caused by the motherboard chipset, the motherboard chipset caused by the cause of the open 2 times to recognize the hard disk, it is recommended that the ghost win7 system users can try to replace the motherboard or repair the motherboard to solve.

Cause 2, there is a relatively rare fault, the boot sector of the hard disk has actually been damaged, so there will be a logic problem that will cause the hard disk to be recognized every time it is turned on. However, because it is a logical problem, when it is powered up for the second time, it will return to normal. In fact, it is relatively simple to solve this problem. It only needs to reformat the partition hard disk, and then reinstall the system to solve it. (PS: Reload after formatting, not directly reload).