When you start your system, first, it performs the checksum test of the BIOS. If the checksum test is incorrect, it is assumed that the BIOS is corrupt and the hidden ...

The basic input/output system manages the operation of hardware in the HP Compaq dc7800. The PC allows users to make changes to the BIOS to alter how the computer and ...

If you've locked yourself out of your Compaq Presario by an unknown CMOS password, you can reset the password -- along with all other CMOS settings -- by removing the computer's backup battery for ...

The BIOS password is stored in a non-volatile memory, which can be cleared. Doing so clears the password too, allowing you to reset it. Here are several methods that you can use to recover your BIOS ...

Not all computer troubleshooting can be handled within your operating system or by troubleshooting specific components. Some key computer functions are governed by the CMOS (Complementary ...

Whenever you buy used computers there is a risk that they come with unpleasant surprises that are not of the insect variant. From Apple hardware that is iCloud-locked with the original owner MIA ...