On The Remote Control - Sony Walkman MZ-R70 Mode D'emploi

Labeling a track or a disc during recording
1
While recording, press ENTER so that "EDIT" flashes in the
display, and then press ENTER again.
" : Name" flashes in the display.
2
To label a track, press ENTER again.
To label a disc, press >MENU. repeatedly until
" : Name" flashes in the display, then press ENTER.
The track or disc is ready to be labeled.
3
Follow steps 4 to 6 of "Labeling a disc during stop".
To cancel labeling, press x or T MARK.
Note
When the recording is stopped while labeling a track or a disc during
recording, or when the recording moves on to the next track while labeling a
track, the input at that point is entered automatically.

On the remote control

There is no display window on the remote control. Menu items
should be viewed in the display window on the recorder.
Labeling a disc during stop
1
Insert a disc.
2
Press EDIT for 2 seconds or more so that "EDIT" flashes in the
display, and then press ENTER (x).
" : Name" flashes in the display.
3
Press ENTER (x).
The disc is ready to be labeled.
48
-GB