TCL C935U User Manual page 25

For other TV brands:
Connect HDMI cable from the HDMI (ARC) interface on
1
the Soundbar to the HDMI (ARC/eARC) interface on the
TV. Connect power cord.
Enable the CEC function in the settings of the TV.
2
CEC (Consumer Electronic Control) function naming may differ
by TV manuafacturer. This feature may be called CEC, Anynet+,
SimpLink, BRAVIA Link, EasyLink or VIERA Link. Please see
your TV's user manual for more information.
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