To Next PageTo Next PageWhat to do if I forget the admin password for my Yealink Conference System?
To regain access to advanced settings on your Yealink Conference System after forgetting the administrator password, reset your system.
Why can't the far site hear me on my Yealink Conference System?
If the far site cannot hear your audio during a call using the Yealink Conference System, ensure your audio input device is correctly connected and that the speaker at the far site isn't covered or damaged. Also, check if your microphone is muted and ask the far site to verify their volume isn't set to 0.
Why is the voice quality poor on my Yealink VCH51 Conference System?
If you are experiencing poor voice quality, such as intermittent voice, echo, or other noise, with your Yealink Conference System, try adjusting your distance from the microphone. Ensure the audio pickup device is stationary. Network congestion or old cables may also be factors; contact your network administrator or replace old cables.
Why is the audio unclear on my Yealink VCH51 Conference System during a call?
If you cannot hear the audio clearly during a call on your Yealink Conference System, try adjusting the speaker volume. If the audio from the far site is muffled, they may be in a highly reverberant room—advise them to speak closer to their phone. Check your audio codec priority, enable noise suppression, and ensure the device is clean and free of dust.
Why can't I receive calls on my Yealink VCH51?
If you cannot receive calls on your Yealink Conference System, ensure your network is available or contact your network administrator. Also, verify that your account is registered and that Do Not Disturb (DND) mode is disabled.
How to fix Yealink VCH51 remote control not working?
If your Yealink Conference System does not respond to the remote control, replace the batteries, ensure they are correctly installed, and aim the remote control directly at the sensor when performing tasks.
What to do if the picture is blank on my Yealink VCH51 monitor?
If the picture is blank on the monitor connected to your Yealink Conference System, press any key on the remote control to wake the system if it's in sleep mode. Ensure the system is powered on and that the HDMI cable is securely connected to both the system and the monitor, and that the monitor is also powered on.
How to prevent monitor burn-in on Yealink VCH51?
To prevent monitor burn-in on your Yealink Conference System, configure the automatic sleep time or use a screen saver. Additionally, decrease the monitor's sharpness, brightness, and contrast settings if they are set to their maximum values.
Why can't I share content on my Yealink VCH51?
If you cannot share content from your Yealink Conference System, ensure your PC is properly connected and turned on. If you're using a VCH50/VCH51 video conferencing hub or WPP20 wireless presentation pod, try replacing it. If using a WPP20, ensure it's connected to the video conferencing system to obtain the Wi-Fi profile and that the wireless AP feature of the video conferencing system is enabled.
Why is the video quality poor on my Yealink VCH51?
If the video quality is poor on your Yealink Conference System, adjust the monitor resolution and camera parameters like brightness and white balance. Check call statistics for packet loss and contact your network administrator if necessary. Avoid high-intensity indoor light or direct sunlight on the camera.
General| Connectivity | Wired |
|---|---|
| USB | USB 2.0 |
| Power Supply | USB bus-powered |
| Compatibility | Windows, macOS |
| Cable Length | 2 m |
