Teletext
If the current channel has Teletext available, 
will be shown in the program OSD screen.You can access Teletext by pressing
TELETEXT.
The program may request using color key to access or control the viewing feature. Please follow indication from the Teletext screen.
6 Additional Functions
6.1 DISPLAY Menu
Selection display
to adjust the brightness with 1 2. 
to adjust the color with 1 2.
to adjust the screen of 16:9 or 4:3 with 1 2.