LG DU-37LZ55 Owner's Manual page 45

External Control Device Setup
21. Input select(Command: x b) (Main Picture Input)
I_ To select input source for TV.
Transmission
I[x][b][][Set IU][][Uata][Cr] I
Data Structure
DATA(Hex) INPUT
oo DTV (Antenna)
01 DTV (Cable)
10 Analog (Antenna)
11 Analog (Cable)
20 Video
21 Front Video
40 Component 1
41 Component 2
50 RGB DTV
60 RGB PC
90 HDMI/DVI
Acknowledgement
I[b][
][Set ID][ ][OK/NG][Data][x]
I
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