There are times when installations require a receiver-side pitch black output or a paused still-frame. Commands have been included below for such circumstances. These commands are best applied via telnet (port 23).
Output black video on a RX:
echo 2 > /sys/devices/platform/videoip/pause
Trigger a paused still-frame on a RX:
echo 1 > /sys/devices/platform/videoip/pause
Restore video on a RX (when on still-frame or black output mode):
echo 0 > /sys/devices/platform/videoip/pause
A device reboot or power-cycle will restore video.
Output black video on a RX:
video mute
Trigger a paused still-frame on a RX:
video pause
Restore video on a RX (when on still-frame or black output mode):
video play
A device reboot or power-cycle will restore video.