FAQs - CEC Adapter Range

Frequently asked questions for our CEC Adapter range of products

What power does the NUC-CEC use?
Please use the standby 5V (5Vsby) from the NUC. It will not work with standby 3.3V.
Wed, 9 Aug, 2017 at 9:36 AM
What is the maximum supported resolution of the USB-CEC adapter?
We have tested in our labs using an HDMI 2.0 cable and have managed to pass through 4K60 4:2:0 8-bit colour resolution. The total length of the cable (sourc...
Mon, 14 Aug, 2017 at 10:13 AM
NUC CEC issue - LG WebOS 4.0 running SW File(Version 05.10.25) from Nov.11 2019
CEC doesn't work on HDMI 2 (labeled ARC) on an LG WebOS 4.0, running SW File(Version 05.10.25) from Nov.11 2019  You will need to use HDMI 1 in ord...
Thu, 2 Jan, 2020 at 4:55 PM
Upgrading the firmware of the CEC adapter
To upgrade the firmware of the CEC adapter to the latest version, install libCEC 6.0.0 first: libcec-6.0.0.exe Then click on the Windows icon, type &quo...
Fri, 10 Jul, 2020 at 1:27 PM
6th/7th/8th Gen cable harness for NUC HDMI-CEC Adapter
This is the harness you will recieve. Plug the connector with 3 wires into the header marked X. Plug the connector with 4 wires into the header ma...
Tue, 19 Nov, 2019 at 2:55 PM
5th Gen cable harness for NUC HDMI-CEC Adapter
This is the harness you will recieve. List of compatible NUC models NUC5PGYH NUC5PGYB NUC5CPYH NUC5PPYH NUC5CPYB NUC5PPYB NUC5i7RYH NUC5i7RYB N...
Wed, 11 Apr, 2018 at 2:07 PM
4th Gen cable harness for NUC HDMI-CEC Adapter
This is the harness you will recieve. List of compatible NUC models DE3815TYKHE DE3815TYBE D54250WYKH D54250WYK D54250WYB D34010WYKH D34010W...
Tue, 19 Nov, 2019 at 12:52 PM
Hades Canyon NUC-CEC Adapter
Product Photo: This is the adapter you will receive. Motherboard Header Location: Plug the adapter into the 20 pin connector shown below marked B...
Fri, 11 Jan, 2019 at 10:46 AM
CEC Adapter monitoring mode (Windows)
Open cec-client.exe in cmd prompt. The command is "cec-client -m" in the correct directory.  Default directory is "C:\Program Files (...
Tue, 8 Aug, 2017 at 4:23 PM
Turn on/off TV using USB-CEC Adapter (Windows Batch script)
Turning on and off the TV using the USB-CEC Adapter or NUC-CEC adapter can be achieved by calling batch files that can be found in the installation folder o...
Thu, 22 Oct, 2020 at 6:10 PM