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Advanced users • Can't Turn off screen over CEC

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On my pi zero w I used to be able to use:

Code:

 echo 'standby 0.0.0.0' | cec-client -s -d 1 
to turn off the connected screen and

Code:

vcgencmd display_power 0
to stop displaying over hdmi.

Now on my pi 4b these 2 commands don't work. I have googled for a few days looking for a solution but nothing seems to work or there are no repeatable steps that are able to work for me.

For some more context I'm using a script that uses X.Org to display html pages for digital signage.

Does anyone know of a way to get the same functionality?
I appreciate any help or pointers in the right direction, I'm extremely lost.

Statistics: Posted by roy503 — Mon Mar 04, 2024 9:20 pm — Replies 0 — Views 39



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