Making Audio Input/OutputSettingsNote• These settings are for adjusting the audiohandling.• "Echo Canceller" and "Auto Gain Control"should normally be set to "ON". Changingeither of these settings to "OFF" may result indegradation of the sound quality during a videoconference call.• "Output local site sound" should normally beset to "OFF".• When a mic is connected, feedback may occurif your voice is output through the TV speakers.In places where a mic is used, do not have yourvoice output through the speakers.1. Select "Audio I/O" and press [ENTER].• The audio input/output settings screen isdisplayed.2. Use [ ][ ] to select the following items for input:"Echo Canceller": Use [ ][ ] to select whetherto enable the echo canceller feature.– "ON" (default): Enables the echo cancellerfeature.– "OFF": Disables the echo canceller feature."Auto Gain Control": Use [ ][ ] to selectwhether to enable the auto gain control feature.– "ON" (default): Enables the auto gain controlfeature.– "OFF": Disables the auto gain control feature.Note• In order to set "Auto Gain Control", thesetting for "Echo Canceller" must be"OFF"."RCA input gain for Audio": Press [ENTER] anduse [ ][ ] to select the input gain for the AudioIn L/R jack (-42 dB to +4 dB) (default: -32 dB).Note• The value set for "RCA input gain forAudio" will be applied when "Auto GainControl" is set to "ON"."Audio output terminal": Press [ENTER] and use[ ][ ] to select audio output for during a videoconference call.– "HDMI1" (default): Outputs your own site’saudio to HDMI1.– "HDMI2": Outputs your own site’s audio toHDMI2.– "OFF": Your own site’s audio is not output toHDMI.Note• In the image output settings, when "VideoOutput" is set to "HDMI 1", "HDMI2" is notdisplayed (Page 122)."Output local site sound": Press [ENTER] anduse [ ][ ] to select whether your own site’s audiois output to its destination during a video conferencecall.– "OFF" (default): Local site audio is not output.– "RCA": Local site audio is output through thethe Audio Out L/R jack.– "HDMI": Local site audio will be output to theHDMI connection set in "Audio outputterminal".3. Press [G].• A dialogue box to confirm the saving of settingsis displayed.4. Use [ ][ ] to select "Yes" and press [ENTER].• The administrator menu screen is displayed.Making GUI Settings1. Select "GUI Settings" and press [ENTER].• The GUI settings screen is displayed.2. Use [ ][ ] to select the following items for input:• The following items are displayed over 2 pages.To view all the items, press [R] to move to thenext page, and press [B] to move to theprevious page."Settings" Menu: Use [ ][ ] to select"ON" (default) or "OFF".• If you select "OFF", the settings screen is notdisplayed even if you select "Settings" in themenu screen."Select local site" Menu: Use [ ][ ] to select"ON" (default) or "OFF".• If you select "OFF", the select local site screenis not displayed even if you select "Select localsite" in the menu screen."Network Settings" Menu: Use [ ][ ] to select"ON" (default) or "OFF".124 User Manual Document Version 2015-03Contacts and Settings