- Turns the power of the selected display On/Off.2) Volume- Controls the volume level of the selected display.It receives the volume value of the selected display from the sets and displays it in the slider.(If you deselect a single display or all displays, the default value 10 will be restored.)3) (Mute On/Off)- Turns on/off the Mute function of the selected display.When selecting one set at a time, turn on the Mute function for the selected set.The Mute function is disabled automatically when you adjust the volume level.(The values return to the default settings when you undo the selections or choose "Select All".)The Volume Control and Mute features are available only for the displays whose power status is ON.3. Selects whether to display the menu screen using the OSD Display menu.1) Source OSD- Sets whether the Source OSD will be displayed to indicate when the Source is changed.2) Not Optimum Mode OSD- Sets whether the Optimum Mode OSD will be displayed to indicate if the current mode is not supported.3) No Signal OSD- Sets whether the No Signal OSD will be displayed to indicate when there is no signal.4) MDC OSD- Sets whether the MDC OSD will be displayed to indicate when the settings are changed using the MDC.Input Source1. Click Input Source of the main icons and the Input Source control screen appears.Selects displays you want to adjust using the Select button or checkboxes.• TV Mode