Samsung UN46ES6100GXZE - Manual (Page 691)

Check whether or not the device
supports Anynet+ functions.
Check whether or not the HDMI cable is
properly connected.
Check whether Anynet+ (HDMI-CEC) is
set to On . ( System
→
Anynet+ (HDMI-
CEC) )
Search Anynet+ devices again.
Anynet+ requires an HDMI connection.
Make sure the device is connected to
your TV with an HDMI cable.