Proline L3210HD Manual page 76

• Make sure the HDMI device which supports CEC function (Amplifier, etc.) is
connected correctly.
• Press the SOURCE button on the remote control to select the HDMI input
source.
HDMI CEC: turn on/off HDMI CEC.
HDMI ARC: turn on/off ARC function (HDMI 1).
Auto Power: turn on/off Auto Power function.
Device Menu: display the setup menu of other device connected.
7. USB OPERATION
Plug in your USB device. Press the SOURCE button on remote control to open
SOURCE list. Then press UP/DOWN navigation button to select USB (or Media)
and press OK button to enter it.
Press / /
button to confirm selection. Press
74
button to highlight Photo, Music, Movie and Text, press OK
button on remote control to start playback.