The Linux operating system uses the biosdecode utility to get information from the computer’s BIOS, such as information about the power supply. This is a command line utility; the utility accesses the information from the DMI (Desktop Management Interface) tables. The “dmidecode” command is used to print the information to the screen. The “dmidecode” command uses a number that corresponds to each item from the DMI table. The number “39” corresponds to the power supply. Writer Bio
