Serial No. (Command: F Y); S/W Version (Command: F Z); Backlight (Command: M G); Display Name (Command: V A) - HP LD5535 Benutzerhandbuch

* Returned data means used hours in hexadecimal.

39. Serial No. (Command: f y)

To check the Serial Numbers.
Transmission
[f][y][ ][Set ID][ ][Data][Cr]
Data
FF: Check the product Serial Number
Acknowledgement
[y][ ][Set ID][ ][OK/NG][Data][x]
* Data is ASCII code.

40. S/W Version (Command: f z)

To check the Software Version.
Transmission
[f][z][ ][Set ID][ ][Data][Cr]
Data
FF: Check the Software version
Acknowledgement
[z][ ][Set ID][ ][OK/NG][Data][x]

41. Backlight (Command: m g)

To adjust the screen backlight.
Transmission
[m][g][ ][Set ID][ ][Data][Cr]
Data
00 to 64: Backlight 0 to 100
Acknowledgement
[g][ ][set ID][][OK/NG][Data][x]
** It may not be supported depending on the model.

42. Display Name (Command: v a)

To fill the Display Name field for VOE.
Transmission
[v][a][ ][Set ID][ ][Data][Cr]
Data
The data is always ff(in Hex).
Transmission / Receiving protocol 99