HP LD4210 42-inch LCD Digital Signage Display - Manual (Page 81)

Transmission
[d][e][][Set ID][][Data][x]
[Data] Min: 00H to Max: 14H
00H: Step -10 (Left)
14H: Step 10 (Right)
Acknowledgement
[e][][Set ID][][OK/NG][Data][x]
22. Tile V Position (Command: d f)
To set the Vertical position.
Transmission
[d][f][][Set ID][][Data][x]
[Data] Min: 00H to Max: 14H
00H: Step -10 (Left)
14H: Step 10 (Right)
Acknowledgement
[f][][Set ID][][OK/NG][Data][x]
23. Tile H Size (Command: d g)
To set the Horizontal size.
Transmission
[d][g][][Set ID][][Data][x]
[Data] Min: 00H to Max: 64H
ENWW Transmission/Receiving Protocol 73