You must not know Tsinghua Tongfang's BIOS default password. The BIOS common password has six-bit and eight-bit, six-bit is THTFPC, eight-bit is 00000000.
So Tsinghua Tongfang Computer motherboard bios clear password?
In the case of computer power off, first open the Host box, and then find the motherboard has a button battery, the battery write down, and then in turn installed, and then a few seconds on the installation, or wait for a two-minute reinstall of the battery, the implementation of the BIOS discharge. Finally, the battery is restarted and the BIOS password is cleared.
If the computer boot small keyboard light does not light up, then set the BIOS, go to the BIOS Advanced settings Advanced BIOS Features, and then find the boot up NumLock status (the status of the numeric keypad at startup), select its Options no, This will turn on the numeric keypad.