Samsung NP-X360 User Manual page 67

Connecting to the HDMI port (Optional)
Connect the computer to the HDMI port of the monitor or TV using a HDMI cable.
 When connecting the computer to a TV, switch the external input mode of the TV to 'HDMI'.
 When a TV provides more than one HDMI port, connect the computer to the "DVI IN" port.
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