LG M3204C Owner's Manual page 61

RS-232C
Transmission / Receiving Protocol
07. Contrast(Command : g)
► To adjust screen contrast.
You can also adjust the contrast in the Picture menu.
Transmission
[k][g][ ][Set ID][ ][Data][Cr]
Data Min : 00H to Max : 64H
Acknowledgement
[g][ ][Set ID][ ][OK][Data][x]
Refer to 'Real data mapping' page A7.
*
08. Brightness(Command : h)
► To adjust screen brightness.
You can also adjust the brightness in the Picture menu.
Transmission
[k][h][ ][Set ID][ ][Data][Cr]
Data Min : 00H to Max : 64H
* Refer to 'Real data mapping' as shown below.
Acknowledgement
[h][ ][Set ID][ ][OK][Data][x]
Refer to 'Real data mapping' page A7.
*
Controlling Multiple Set
A8
A8