Yaesu FT-51R Owner's Manual page 65

Alpha-Numeric & Special Character Key Code Table
To name Channel Memories:
1. Recall memory channel to be named.
2. Press
3. Use DIAL to choose characters, press
4. Repeat step 3 as needed to enter all characters.
5. Press to save and exit.
Note: Use to backstep and correct any errors.
To
name DTMF (auto-dial) Memories:
2. Press (OM> for 112 sec, then the number of the
to enter.
3. Press (OM> for 112 sec, then
4. Use DIAL to choose characters, press
to enter. Press
to display
to finish.