43
figure above. If you need to display image from P4 port, only need to click the
“RIGHT”key once on the machine 3.
Note that , if the video processor, channel 2 is currently displayed image,
through the“input port selection key”can be set to channel 1 input port, if
there is no valid signal under the channel 1 port, the left will display a“
╳
”, if
this time on the current video processor, press“OK”or“LEFT”key to perform
the fade in and out switch, it will show a black screen.
Please check details in“
Multi-machine connection instruction
”[
29].
Summarize
Note that what the input signal warm backup is? What is the use of it?
In simple terms, warm backup is that when the input signal missed, using
spare input signal automatically and rapidly to replace the original input
signal, maximum ensure output image uninterrupted.
Hot backup is a powerful guarantee to the stability of the system, which
makes the impact to be the lowest that made by signal input device failure.
Input signal hot backup