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● Error Detection
It is not possible to send workers to do the inspection with VMS application, the wrong image message is concern about life safety, LED drivers must have error detection which is sensing and reporting without affecting the display content.
● Power Saving
In message VMS and some other applications, there is no LED be turned on at some of the part of the display, the drivers are still power on even there is no image, it is going to be high power consumption and shorten the lifetime of the driver. By using the driver with function of power saving, the drivers are going to 0-power mode once the display area is dark.