Appendix D
Managing SMART
Board MX series displays using RS-232
smarttech.com/kb/171555
116
Power states
The display has the following power states:
Power state
Description
ON
The display is in normal operating mode.
READY
The screen is off, but the display is ready to turn on when:
l
A user presses the
Power
button
on the front control panel.
l
A user presses the
Power
button on the remote control.
l
You send the
set powerstate=on
command.
Tip
If the
set powerstate
command returns an “invalid command” message,
add spaces around the operator symbol (=).
SOFT
OFF (low
power state)
The screen is in a low power state (soft off) and won’t respond to RS-232
commands. Disable Power saving mode to prevent the display from entering a
low power state. See
The display turns on when:
l
A user presses the
Power
button
on the front control panel.
l
A user presses the
Power
button on the remote control.
UPDATEON
The display is updating firmware. Do not turn off the display.
UPDATEREADY
The display is updating firmware while the screen is off. Do not turn off the
display.
With the exception of
get powerstate
and
set powerstate
, commands are available only when the
display is in ON power state.