Contrast (Command : G); Brightness (Command : H) - HP LD4200tm - Widescreen LCD Interactive Digital Signage Display User Manual

Data Min : 00H ~ Max : 64H
(Hexadecimal code)
Acknowledgement
[f][ ][Set ID][ ][OK][Data][x]
Data Min : 00H ~ Max : 64H
Refer to "Real data mapping" in this appendix.

07. Contrast (Command : g)

To adjust screen contrast. You can also adjust the contrast in the Picture menu.
Transmission
[k][g][ ][Set ID][ ][Data][Cr]
Data Min : 00H ~ Max : 64H
Refer to "Real data mapping" as shown below.
Acknowledgement
[g][ ][Set ID][ ][OK][Data][x]
* Real data mapping
0 : Step 0
:
A : Step 10
:
F : Step 15
10 : Step 16
:
64 : Step 100

08. Brightness (Command : h)

To adjust screen brightness. You can also adjust the brightness in the Picture menu.
Transmission
[k][h][ ][Set ID][ ][Data][Cr]
54 Appendix C Controlling the Multiple Product ENWW