According to your description, I suggest you refer to the following information:

1. I suggest you check whether there are external devices in your notebook. If so, I suggest you unplug the external equipment and see if there are any problems with the machine.

2. Under normal circumstances, click ESC to see relevant information in the bios. If you can see the system diagnostic option, select it and run the hard drive test to detect the hard drive:

(The specific steps vary with different models) It is recommended to connect an external power supply to maintain power supply during inspection;

A. If the hard disk passes the test (usually good, passed or successful), you can back up the data and reinstall the system.

B. If the hard disk detection fails (usually it will prompt failure or error), you can contact the Gold Medal Service Center for on-site hardware maintenance.

3. If the above operation can't solve your problem, or you can't enter the option for testing, I suggest you contact the maintenance center to help you deal with it.

You can check the nearest HP Gold Service Center through the following website:

/zh/support-drivers/e support/as CPPS . html

I hope the above reply can help you.

If the above information can't solve your problem, you can log on to www.hp.com.cn/chat,, the online chat room of HP Network, and ask an online engineer to help you solve the problem further. More product information is available in www.hp.com.cn/800..