DISPLAY DEVICE WITH SELECTABLE OPERATIONAL MODES, METHOD IN A DISPLAY DEVICE AND A CONTROL DEVICE TO ALTER OPERATIONAL MODE OF A DISPLAY DEVICE

摘要

A display device with wireless communication capabilities for communicating with an external control system. The device has a first operating mode and a second operating mode. A power consumption of the device in the first operating mode is different from a power consumption of the device in the second operating mode. The device is arranged to change from the first operating mode to the second operating mode based on a signal sent by an external control system.