Samsung UN60ES7500FXZA - Manual (Page 35)

N Appears only if your TV stored both
Air and Cable .
● { Program View / Channel View
For digital channels, switches the
display between Program View and
Channel View .
When you select a digital channel in
Channel List , select once to display a
list of programs on that channel. select
again to re-display the Channel View .
● lr CH Mode / Channel