Humax F2-Green - Manual (Page 37)

If Dolby Digital option is ON and the broadcaster provides the
Dolby Digital stream, the Dolby Digital audio language is firstly
selected when changing the service.
1. Move the Category cursor to Dolby Digital, and then
move to the Item window using the OK or buttons.
2. Select ON or OFF using the buttons and press the
OK button.
1. Press the button to move to the Item window.
2. Use the buttons to Select the aspect ratio of TV which is
connected to STB (4:3 or 16:9).
Select the format which the video is to be displayed on screen.
When your TV set is 4:3 and video source is 16:9,
STB will display in Letter-box or Centre mode as selected.
When your TV set is 16:9 and video source is 4:3, STB will
display in the Pillar-box or Full mode as selected.
Dolby Digital
Screen Mode
Display Format
Main Menu Guide
GB36