Samsung UN46ES7500F E-Manual page 278

2. Select
change the input mode from lower
case to numbers.
3. Select 1,
4. Select
to change the input mode from
numbers to capitalized case.
5. Select in sequence: 2, 4, 2, 6, 4. A
window will appear displaying a list
of words that can be entered using
the selected numbers. Select "Chang"
– 3 times using your remote to
0 and 5
– 3 times using your remote
in numerical order.