Menu operations
Press MAIN on the remote control unit to set the operating zone to the MAIN ZONE.
The MAIN button lights.
Press SETUP.
The menu is displayed on the TV screen.
Use 
to select the menu to be set or operated, then press ENTER.
to select the menu to be set or operated, then press ENTER.Use 
to change to desired setting.
to change to desired setting.Press ENTER to enter the setting.
To return to the previous item, press BACK.
Exiting the Menu, press SETUP while the menu is displayed. The menu display disappears.