HP LD4235 41.92-inch LED Digital Signage Display - Manual (Page 97)

Transmission
[k][e][ ][Set ID][ ][Data][Cr]
Data
00 : Mute (Volume Off)
01 : Current volume (Volume On)
Acknowledgement
[e][ ][Set ID][ ][OK/NG][Data][x]
22. Volume Control (Command: k f)
To set the playback volume.
Transmission
[k][f][ ][Set ID][ ][Data][Cr]
Data
00 to 64: Volume 0 to 100
Acknowledgement
[f][ ][Set ID][ ][OK/NG][Data][x]
23. Time 1(Year/ Month/ Day) (Command: f a)
To set the Time 1(Year/ Month/ Day) values.
Transmission
[f][a][ ][Set ID][ ][Data1][ ][Data2][ ][Data3][Cr]
Data1
00 to 14: 2010 to 2030
Data2
01 to 0C: January to December
Data3
01 to 1F: 1 to 31
* Enter “fa [Set ID] ff” for checking Time 1(Year/ Month/ Day) values.
Acknowledgement
[a][ ][Set ID][ ][OK/NG][Data1][Data2][Data3][x]
24. Time 2(Hour/ Minute/ Second) (Command: f x)
To set the Time 2(Hour/ Minute/ Second) values.
Transmission
[f][x][ ][Set ID][ ][Data1][ ][Data2][ ][Data3][Cr]
Data1
00 to 17: 00 to 23 hours
Transmission / Receiving protocol 87