Lamp Fault Check (Command : D P); Auto Volume (Command : D U) - HP LD4700 - Widescreen LCD Digital Signage Display User Manual

Transmission
[d][n][][Set ID][][Data][Cr]
* The data is always FF(in Hex).
Acknowledgement
[n][][Set ID][][OK/NG][Data][x]
* The data is 1 byte long in Hexadecimal.

29. Lamp fault Check (Command : d p)

To check lamp fault.
Transmission
[d][p][][Set ID][][Data][Cr]
* The data is always FF(in Hex).
Acknowledgement
[p][][Set ID][][OK/NG][Data][x]
Data 0 : Lamp Fault
1 : Lamp OK

30. Auto volume (Command : d u)

Automatically adjust the volume level.
Transmission
[d][u][][Set ID][][Data][Cr]
Data 0 : Off
1 : On
Acknowledgement
[u][][Set ID][][OK/NG][Data][x]
56 Appendix C Controlling the Multiple Product ENWW