Sleep Time (Command: F F); Power On Delay (Command: F H); Automatic Standby (Command: M N) - HP LD4235 User Manual

** It may not be supported depending on the model.
Acknowledgement
[u][ ][Set ID][ ][OK/NG][Data][x]
[u][ ][Set ID][ ][OK/NG][Data1][Data2][x]

28. Sleep Time (Command: f f)

To set the Sleep Time.
Transmission
[f][f][ ][Set ID][ ][Data][Cr]
Data
00: Off (Sleep Timer off)
01: 10 min.
02: 20 min.
03: 30 min.
04: 60 min.
05: 90 min.
06: 120 min.
07: 180 min.
08: 240 min.
Acknowledgement
[f][ ][Set ID][ ][OK/NG][Data][x]

29. Power On Delay (Command: f h)

To set the schedule delay when the power is turned on. (Unit: Second)
Transmission
[f][h][ ][Set ID][ ][Data][Cr]
Data
00 to 64: min. 0 to max. 100 (sec.)
Acknowledgement
[h][ ][Set ID][ ][OK/NG][Data][x]

30. Automatic Standby (Command: m n)

To set the Automatic Standby function.
Transmission
[m][n][ ][Set ID][ ][Data][Cr]
Data
00: Off (No off after 4 hours)
92 Chapter 12 Controlling multiple products