Asus AP120-E1 - Manual (Page 104)

4-40 Chapter 4: BIOS information
Load Setup Defaults
This option allows you to load the default values for each of the
parameters on the Setup menus. When you select this option or if you
press <F5>, a confirmation window appears. Select [Yes] to load default
values. Select Exit Saving Changes or make other changes before saving
the values to the non-volatile RAM.