130Select the [Receive audio] checkbox in the Receive Audiopanel that appears and use the slider to set anappropriate volume.Note• To receive audio, go to [Audio Server] in [Server] beforehandand set [Audio Transmission from the Camera] to [Enable](p. 52).• The first time the Receive Audio panel is launched, a message toinstall the add-on “Canon Network Camera Audio Receiver” will bedisplayed in the information bar of the web browser. Install the add-on.• Regardless whether or not the Receive Audio panel is open, audiowill always be received if the [Receive audio] checkbox is selectedin the Receive Audio panel.Checking InformationThe following icons will appear depending on the contentof the information displayed.NoteFor details on the messages, see “List of Viewer Messages”(p. 153).Icon MeaningReceiving audioNot receiving audio Icon (color) Meaning Description(Blue) InformationAppears when a cameraoperation has been successful.The following informationappears.• Help messages, such for eachbutton and pull down menu• Frame rate information• Pan, tilt, zoomcamera information• Pan, tilt, andzoom information for DigitalPTZ(Yellow) WarningA message will appear notifyingthe user when camera controlprivileges cannot be obtained,audio reception stops, etc.(Orange) Error Appears when a system erroroccurs.