ViewSonic VB-WPS-001 BYOM for ViewBoard Cast Button User Guide - Page 9

Problem or Issue Bad audio and/or video quality through the IFP/CDE device Possible Solutions • Ensure the Wi-Fi network signal strength is good. ͫ Use 5GHz channel. The allocated bandwidth must be at least 10Mbps or higher. • Restart ViewBoard Cast (vCastReceiver) or ViewBoard Cast Pro (vCastPro). Remote participant hears an echo when speaking • 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. Volume is too low • 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. 9