The keyboard can be used before you log on to the system.

Source: Internet
Author: User

The following methods are collected from the Internet, which are not necessarily correct. You can see

1. The main keyboard is USB. I also have this problem.

Class, you can use the keyboard or connect a USB to the keyboard interface.

Line

2. Set the BIOS to a security value.

3. The hardware I/O device conflicts, and the keyboard I/O is occupied by other things, resulting in

It cannot be used.

Reload the system.

4. It is not a hardware question, because it can be used before the system is imported (that is, the key lamp of a small disk can be

To turn it on or off), that is, it won't work after entering the system. However, your solution works very well and has been resolved.

No, thank you! I really don't know how the BIOS was changed. The system was newly installed. It's dizzy. Again

Thank you very much.

5. Use the PS2 to convert the USB connector.
6. OK. Thank you. I took out the CMOS battery and installed it again. However

The strange thing is that the mouse is still unavailable, but after the USB mouse is connected, both the mouse can be used.

. :)

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