PS5/TV Box/Set-top Box as the source:
1>Connection method:
2>Open the TV ARC/eARC function:
TCL/Sony TV: "Settings"-"Sound" option, select "Audio Output Device", then select "HDMI-ARC"-"ARC".
Xiaomi TV: "Settings"-"Source" option, select "HDMI Device Control" or "HDMI CEC", then enable "ARC/eARC".
Samsung TV:
Step 1. Press the Home button on the Samsung remote control and select Settings.
Step 2. On the "Settings" screen, select "General Menu" and "External Device Manager".
Step 3. Find Anynet+ (HDMI-CEC) in the External Device Manager menu, then press Enter on the remote control to turn on Anynet+.
3>If the amplifier don't have audio, please check the TV have audio, please set:
"Settings"-"Sound" option-"Speakers", select "External Sound".