![Control panel buttons at the bottom of the screen](https://td.cscc.edu/TDPortal/Images/Viewer?fileName=9d9857f2-373a-449e-b48a-c62dec1d33e8.png)
All Displays Mute:
This will allow you to blank all the TVs in the room, simply touch the button again to bring the displays back up.
Help:
This button will display the screen with our contact information if you need technical assistance.
![Help screen with the number for immediate classroom help](https://td.cscc.edu/TDPortal/Images/Viewer?fileName=424cd870-1e0f-407a-9266-3e37639cdd53.png)
Power Down:
This will power down the entire AV system. You will get a confirmation screen asking if you want to power down.
![screen confirming you want to power down](https://td.cscc.edu/TDPortal/Images/Viewer?fileName=28da7a53-af66-4acc-b8ef-a77a68b1e3ff.png)
Display Controls:
This will allow you to turn each individual display Off or On. (Note: If the AV system is turned off then back on, all displays will default back to On.)
![display controls with "on" and "off" options for 5 displays](https://td.cscc.edu/TDPortal/Images/Viewer?fileName=debb59a2-eca8-475c-ad04-61f6782a568c.png)