-Press the Option2+A+B buttons for 1 second to activate the OSD Menu.
-Press the Option2 button to select the adjustment item when OSD Menu activated.
-Press the A or B button to adjust the item when OSD Menu activated.
-Press the Option2+A+B buttons for 1 second to activate the OSD Menu.
-Press the Option2 button to select the adjustment item when OSD Menu activated.
-Press the A or B button to adjust the item when OSD Menu activated.