Grundig 30GB - Manual (Page 103)

103
Setting Function
System Set
1.
Push the jog button in ◀◀ or ▶▶ direction on the main menu screen to
move to the [
SYSTEM SET ] menu and press the jog button.
2.
Push the jog button in
∧ or ∨ direction to select an item to set and push
it in ◀◀ or ▶▶ direction to set the selected item.
Press the [MENU] button shortly to exit the system set screen.