Yealink VC400 - Audio Input Device

Customizing the VC400 Video Conferencing System
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Audio Input Device
The system supports the following audio input devices:
 Auto (select the audio input device with the highest priority)
 Line Input (microphone connected to the Line In port on the VC400 codec)
 VCS Phone (VCP40 phone)
The priority of audio input device is:
By default, the VC400 automatically selects the audio input devices with the highest priority. If
you select “Line In + device” option, the VC400 will use microphone connected to the Line In
port and the corresponding device to pick up audio at the same time.
You can also specify the desired audio input device via the remote control or the web user
interface.
To configure the audio output device via the remote control:
1. Press (Menu soft key) to enter main menu.
2. Press or to select the Video & Audio menu.
3. Press or to scroll to Audio Setting, and then press .
4. Select desired audio output device from the pull-down list of Audio Input.
- If VCS Phone is selected as the audio output device manually or automatically, the
audio input device must be VCS Phone or Line Input +VCS Phone.
- If Line Input is selected as the audio input device, the near-end audio output device
will not play sound from the Line Input device.
- If “Line In + device” is selected as the audio input device, the near-end audio output
device will play sound from the Line Input device.