LG M2901S - Basic RS-232 C Control Commands

Controlling the Multiple Product
RS-232C
A4
Transmission / Receiving Protocol
01. Power(Command : a)
► To control Power On / Off of the Set.
Transmission Acknowledgement
Data 00 : Power Off 01 : Power On
► To show the status of Power On / Off.
Transmission Acknowledgement
Data : FF Data 00 : Power Off 01 : Power On 09 : DPM
02. Input Select(Command : k b)(Main Picture Input)
► To select input source for the Set.
You can also select an input source using the INPUT button on the remote control.
Transmission Acknowledgement
Data 07 : RGB(PC) 09 : HDMI(PC)
03. Input Select(Command : x b)
► To select input source foe the Set.
Transmission Acknowledgement
Data 60 : RGB(PC) a0 : HDMI(PC)
04. Aspect Ratio(Command : k c) (Main picture 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 Acknowledgement
Data 0a : Top 0b : Bottom 0c : Stretch
05. Contrast(Command : k g)
► To adjust screen contrast.
You can also adjust the contrast in the Picture menu.
Transmission Acknowledgement
Data Min : 00 to Max : 64
* Real data mapping 0 : step 0, ...., a : step 10, ...., 64 : step 100
[k][a][][Set ID][][Data][Cr]
[k][b][][Set ID][][Data][Cr]
[x][b][][Set ID][][Data][Cr]
[k][c][][Set ID][][Data][Cr]
[k][g][][Set ID][][Data][Cr]
[a][][Set ID][][OK][Data][x]
[b][][Set ID][OK][Data][x]
[b][][Set ID][OK][Data][x]
[c][][Set ID][OK][Data][x]
[g][][Set ID][OK][Data][x]
[k][a][][Set ID][][Data][Cr] [a][][Set ID][][OK][Data][x]