LG L3200TF User Manual page 41

Transmission / Receiving Protocol
OK Acknowledgement
[Command2][ ][Set ID][ ][OK][Data][x]
* The Monitor transmits ACK (acknowledgement) based on
this format when receiving normal data. At this time, if the
data is data read mode, it indicates present status data. If
the data is data write mode, it returns the data of the PC
computer.
Error Acknowledgement
[Command2][ ][Set ID][ ][NG][Data][x]
* The Monitor transmits ACK (acknowledgement) based on
this format when receiving abnormal data from non-viable
functions or communication errors.
Data 1: Illegal Code
2: Not supported function
3: Wait more time
01. Power On (Command : a)
G To control Power On/Off of the Set.
Transmission
[k][a][ ][Set ID][ ][Data][Cr]
Data 0 : Power Off 1 : Power On
Acknowledgement
[a][ ][Set ID][ ][OK][Data][x]
G To show the status of Power On/Off.
Transmission
[k][a][ ][Set ID][ ][FF][Cr]
Data 0 : Power Off
Acknowledgement
[a][ ][Set ID][ ][OK][Data][x]
* The Monitor transmits ACK (acknowledgement) based on
this format when receiving normal data. At this time, if the
data is data read mode, it indicates present status data. If
the data is data write mode, it returns the data of the PC
computer.
1 : Power On
A40