TCL Alto 8 Plus Quick Start Manual page 175

5
Connect to your TV
There are 2 ways to connect your sound bar to the TV
(listed in order that we recommend): HDMI ARC (refer
to 5a and 5b), and Optical (refer to 5c).
For USA only: If you have a Roku TV
in the HDMI cable to the ARC ports and follow the
Roku TV Ready on-screen instructions.
TM
5a
HDMI-ARC
Connect the Sound Bar with your TV through the
supplied HDMI cable.
Connect the Sound Bar to the power supply with
the supplied power cord.
TM , simply plug
HDMI CEC ON
Optional
AC IN
ARC/eARC