The Settings Menu is accessed by pressing "Right" on the keyboard.
To scroll through the settings items, press the Up or Down buttons.
For example, to change the value of Min.T, press Right.
Move the cursor to the digit you want to change, by pressing the Left and Right buttons. When the cursor is positioned on the correct digit, change it by pressing the Up and Down buttons. Press Right once more when you're done. Press Left to go back up to the previous menu level.