LG 42VS20 User Manual page 63

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EXTERNAL CONTROL DEVICE SETUP
01. Power (Command: k a)
To control power On/Off the display.
Transmission
[k][a][ ][Set ID][ ][Data][Cr]
Data 00 : Power Off
Acknowledgement
[a][ ][Set ID][ ][OK][Data][x]
* In a like manner, if other functions transmit 'FF'
data based on this format, Acknowledgement data
feedback presents status about each function.
* Note: In this modes, display will send the
acknowledgement after power on processing
completion. There might be a time delay between
command and acknowledgement.
* Refer to 'Real data mapping' for hexadecimal data
to decimal data.
02. Input Select (Command: x b)
To select input source for display.
Transmission
[x][b][ ][Set ID][ ][Data][Cr]
Data 40: Component
60: RGB PC
90: HDMI
91: DVI
92: Display Port
Acknowledgement
[b][ ][Set ID][ ][OK][Data][x]
* Use this feature depending on your model
03. Aspect Ratio (Command: k c)
To adjust the screen format.
Transmission
[k][c][ ][Set ID][ ][Data][Cr]
Data 01: 4:3
02: 16:9
04: Zoom
09: Just scan(720p or more)
10 to 1F: Cinema Zoom 1 to16
Acknowledgement
[c][ ][Set ID][ ][OK][Data][x]
Data 01 : Power On
04. Energy Saving (Command: j q)
To control the energy saving function.
Transmission
[j][q][ ][Set ID][ ][Data][Cr]
Data 00: Off
01: Minimum
02: Medium
03. Maximum
05. Screen Off
Acknowledgement
[q][ ][Set ID][ ][OK][Data][x]
05. Picture Mode (Command: d x)
To select the picture mode.
Transmission
[d][x][ ][Set ID][ ][Data][x]
Data 00: Vivid
01: Standard(User)
02. Cinema
03. Sport
04: Game
Acknowledgement
[x][ ][Set ID][ ][OK/NG][Data][x]
06. Contrast (Command: k g)
To adjust screen contrast.
You can also adjust contrast in the PICTURE menu.
Transmission
[k][g][ ][Set ID][ ][Data][Cr]
Data 00 to 64: Contrast 0 to 100
Acknowledgement
[g][ ][Set ID][ ][OK][Data][x]