NJR-T04HD / NJR-R04HD User’s Guide6610.5.3 HDCP re-authenticationIf a sink device supporting HDCP is connected, HDCP is authorized automatically (NJR-R04HD).You can re-authorize HDCP manually using this menu.Setting forFor each HDMI output connectorCommunication command@HAU HDCP re-authentication10.5.4 Synchronous signal output for when no input videoYou can set whether synchronous signal is output when no video signal is input from the selected input. If youset this menu to “ON”, you can prevent the sink device from being switched to the standby mode.Setting forFor each HDMI output connectorSetting valueOFFON [Default]Communication command@SUY Setting synchronous signal output for when no input video@GUY Getting synchronous signal output for when no input videoNJR-R04HDNJR-R04HD