If you do not want to run ZoomRooms, such as after hours, you can save energy by dimming your iPad controller or powering off CEC-enabled TVs in the Zoom rooms.

If the TV does not support CEC, ZoomRooms will display a black screen. Specify the schedules of devices in the Zoom room so that they shut off or dim when ZoomRooms are not in use.

This article contains the following:

• Set the operating time of the TV and iPad controller
  • For single zoom room
  • For multiple Zoom rooms
• TV set with HDMI-CEC support
  • For single screen
  • For dual or triple screen
  • For multiple screens using DA

Prerequisites

• Turn off the TV:
  • HDMI-CEC compatible TV
  • A single HDMI display with HDMI output requires a Pulse-8 USB-CEC adapter.
  • Dual or triple HDMI displays with Thunderbolt adapters require Pulse-8 USB-CEC adapter and Lindy HDMI CEC Less adapter.

Set the operation time of the TV and iPad controller

For Single Zoom Room:

• Log in to Zoom as a Zoom room manager.
• Click the ZoomRooms tab and then click the Edit button next to the Zoomroom you want to manage .

1. Enter the earliest start time and the latest end time when the room will be used.
2. Select the day of the week to use the room.
3. You can choose to turn off the TV or dim the screen of the iPad controller during times / days when the room is not in use.
4. Click the Save Changes button at the bottom of the page .

For multiple Zoom rooms:

1. Log in to Zoom as an administrator of the floor, building, or other part of the hierarchy to which you have access.
2. Click the ZoomRooms tab and then the Edit link next to the part of the hierarchy you want to change. For example, if you are an administrator of Building A in the example.com organization, click the Edit link next to Building A.
3. [Location edit (in this example [building Edit page)] page, the [ device operating time scroll down to the section, [ On / Off Switch] the switch to the position of [Yes].

1. Enter the earliest start time and the latest end time for any room in the location to be used.
2. Choose which room to use.
3. Choose which device to turn off or dim during hours / days when the room is not in use. You can select TV, iPad controller, or both.
4. Click the Save Changes button at the bottom of the page .

TV set with HDMI-CEC support

If you are using a TV with CEC and want to automatically turn it off to save energy, follow these steps:

For Single Zoom Room:

1. Connect the short HDMI cable from Pulse-8 adapter to Mac HDMI and TV HDMI.
2. Connect Pulse-8 adapter and Mac USB with short USB cable.

For multiple Zoom rooms: 

1. Connect the Thunderbolt adapter to the Thunderbolt port on your Mac.
2. Connect the HDMI of the TB adapter to the short HDMI cable and the Lindy adapter.
3. Connect Lindy adapter to Pulse-8 adapter and HDMI cable to TV HDMI.
4. Connect a short USB cable from the Pulse-8 adapter to your Mac’s USB.

For multiple screens using DA : 

1. Connect the Thunderbolt adapter to the Thunderbolt port on your Mac.
2. Connect the TB adapter to the DA.
3. Connect a short HDMI cable from the DA to the Lindy adapter.
4. Next, connect the Lindy adapter to the Pulse 8 adapter, and the HDMI cable to the TV’s HDMI.Note : You can use HDMI CEC over CAT Extender to extend the last leg of the HDMI cable.
5. Connect the Pulse 8 adapter to your Mac USB with a short USB cable.
   
   Note :  For additional USB ports, use Anker USB hub Anker USB hub .

To test CEC control, refer to Turning TV on and off to turn the TV on and off .

https://support.zoom.us/hc/en-us/articles/115000885403-Zoom-Rooms-operation-time

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