HP LD4730 and LD4730G LCD Ultraslim Bezel Digital Signage Displays Command Reference Guide

[Data] 0: OSD Off
1: OSD On
Acknowledgement
[l][][Set ID][][OK][Data][x]
13. Remote Lock/Key Lock (Command: k m)
To control Remote Lock on/off to the set.
This function, when controlling RS-232-C, locks the remote control and the local keys.
Transmission
[k][m][][Set ID][][Data][Cr]
[Data] 0: Off
1: On
Acknowledgement
[m][][Set ID][][OK][Data][x]
14. Balance (Command: k t)
To adjust the sound balance.
Transmission
[k][t][][Set ID][][Data][Cr]
[Data] Min: 00H to Max: 64H
(Hexadecimal code)
00H: Step L50
64H: Step R50
Acknowledgement
10 Command reference ENWW