HP LD4235 41.92-inch LED Digital Signage Display - Manual (Page 105)

C0: Display Port
91: HDMI2/SDI
* The number of data items differs depending on the model.
Acknowledgement
[j][ ][SetID][ ][OK/NG][Data1][Data2][Data3][Data4] [ ][Data5][x]
36. Reset (Command: f k)
To execute the Picture, Screen, Audio and Factory reset function.
Transmission
[f][k][ ][Set ID][ ][Data][Cr]
Data
00: Picture Reset
01: Screen Reset
02: Factory Reset
03: Audio Reset
Acknowledgement
[k][ ][Set ID][ ][OK/NG][Data][x]
37. Tile Mode (Command: d d)
To set a Tile Mode and Tile Column/ Row values.
Transmission
[d][d][ ][Set ID][ ][Data][Cr]
Data
00 to FF: 1st byte - Tile Row
2nd byte - Tile Column
*00, 01, 10, 11 means Tile Mode Off.
Acknowledgement
[d][ ][Set ID][ ][OK/NG][Data][x]
** It may not be supported depending on the model.
38. Tile Mode Check (Command: d z)
To check Tile Mode status.
Transmission
[d][z][ ][Set ID][ ][Data][Cr]
Data
FF: Check Tile Mode status.
** It may not be supported depending on the model.
Transmission / Receiving protocol 95