ViewSonic ViewBoard VS18189 Guia Del Usuario página 12

Problem or Issue
"NO DISPLAYPORT
SIGNAL" or "NO HDMI
SIGNAL" is displayed
on IFP/CDE after
screen cast
Remote participant
hears an echo when
speaking
Volume is too low
Possible Solutions
• Use the "one-key diagnosis" function to
check whether the PC port (Type-C or
HDMI port) that the button is plugged
into can acquire image normally.
• If you are using VB-WPS-001, please make
sure that the Type-C port of the computer
supports DP image output.
• If the Type-C port of the computer
supports DP image output, please re-plug
it into the PC and try again. It may be
that the cable plug into the Type-C port is
unstable and causes no image output.
• Avoid placing the webcam (with
microphone) or microphone next to the
speaker.
• Avoid facing the webcam (with
microphone) or microphone toward the
speak.
• Reduce the microphone volume to max.
100% if needed.
• Adjust the volume of the IFP/CDE device
to 30% or less.
• Adjust your laptop volume to 70% or less.
• Verify that your microphone is not muted
on the OS audio settings.
• Increase the microphone volume in the
OS audio setting.
• Update the webcam or speaker to the
latest firmware.
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