IV Description of Panel Buttons
1.MENU: Menu button, press to show the main menu. When system enters a multilevel submenu, press to return the previous menu step by step.
2. CH+ 
: Upward selection/Channel increasing.
3.CH- 
: Downward selection/Channel decreasing.
4.VOL+ 
: Rightward selection/For volume increasing.
5.VOL- 
: Leftward selection/For volume decreasing.
6.SOURCE: TV,AV1,AV2 switch.
7.MTS: Language switch button, press to adjust among different languages.
8.AUDIO: Audio mode button, press to choose among the four audio modes, Standard, Music, Movie, Personal.
9.EPG: press to show the program guide menu. ( ATSC mode )
10.PRLIST: TV program menu key, press to see the entire program list in a program list box.
11.CC: Close/Open caption.
12.INFO: Press to show the information of present program.
