MSI 163C - Manual (Page 68)

4-3
BIOS Setup
Control Keys
You can use only the keyboard to control the cursor in the BIOS Setup Utility.
Press left arrow to select one menu title.
Press right arrow to select one menu title.
Press up arrow to select one item under the menu
title.
Press down arrow to select one item under the menu
title.
+ Increase the setting value or make changes.
Decrease the setting value or make changes.
1) Open the selected item to change setting
options.
2) Bring up a sub-menu when available.
In some items, press this key to change setting field.
Bring up help screen providing the information of
control keys.
1) Exit the BIOS Setup Utility.
2) Return to the previous screen in a sub-menu.