Samsung UN46ES7500F E-Manual page 632

connects to IR Blaster automatically.
N
If the connection process failed,
please turn off and on the IR Blaster,
try again from step 2.
N
To set a Universal Remote Control
after pairing an IR Blaster, select Yes.
Precautions for Using an IR Blaster
N
To use an IR Blaster, the IR Blaster
must be located nearby with external
devices connected to the TV.
N
Note that it should be no obstacle