Getting Started33Getting StartedThis chapter provides basic information and installation instructions for Yealink VCS systems inthe following sections: System Installation Powering the System On and Off System Initialization System Startup Setup Wizard Enabling Communication with Other Systems Placing a Test Call from VCSSystem InstallationPlacing the SystemDo not place the camera facing a window or other bright light. Ensure sufficient space toconnect the cables. Ensure all participants are facing both the display device and the camera atthe same time by putting camera and display device together.System Components InstallationThis section introduces the following: Installing the VC400 video conferencing system Installing the VC120 video conferencing system Installing the camera Installing batteries in the remote controlNote Up to two display devices can be connected to the VC400/VC120 codec. Because the displaydevice is not included in the package, you need to purchase it separately if required. Ensure thatthe purchased display device supports HDMI input.When connecting just one display device to the VC400/VC120 codec, Display1 port is the onlyavailable port. If dual screen mode is required, you can connect secondary display device to theDisplay2 port.Because the DVI cable is tailor-made, please use the Yealink-supplied DVI cable.To prevent shock damage, do not connect the power adapter and turn on the power beforeconnecting all system components.connecting all system components.