LG M3700C-BA Owner's Manual (English) - Page 47

v RS-232C Controlling the Multiple Product Transmission / Receiving Protocol 03. Aspect Ratio(Command : c) (Manin picure format) To adjust the screen format. You can also adjust the screen format using the ARC (Aspect Ratio Control) button on remote control or in the Screen menu. Transmission [k][c][ ][Set ID][ ][Data][Cr] Data 1 : 4:3 2 : Full 3 : Spectacle 4 : Zooml 5 : Zoom2 6 : 1:1(PC) Acknowledgement [c][ ][Set ID][ ][OK][Data][x] 04. Screen Mute(Command : d) To select screen mute on/off. Transmission [k][d][ ][Set ID][ ][Data][Cr] Data 0 : Screen mute off (Picture on) 1 : Screen mute on (Picture off) Acknowledgement [d][ ][Set ID][ ][OK][Data][x] A5 v