Underneath the battery indicator on the screen there is an icon indicating the mode that your monitor is set to.
This is changed by pressing the icon, see below:
AUTO OPTION – the camera in the Nursery Unit will automatically detect the best option dependant on the amount of light in the nursery:
INFRARED ALWAYS ON – the LED lights are always on and the video on the Parent Unit screen will always be black & white:
INFRARED ALWAYS OFF – the LED lights will not automatically detect when the room is dark and the video screen will be dark.
Please press the icon on the screen until you see the icon on the screen.