IBM 3270 Manual page 163

4. Press the Play key (PF4).
This message appears:
Enter the unique name of the recording to play.
WSCTRL AUTO PLAY NAME
5. Type the name of the recording you want to
play.
For this example, type the name JMEMO:
Press the Enter key when the name is completed.
WSCTRL AUTO PLAY NAME JMEMO_
6. If you type the wrong name, backspace over
it, and type a new name.
If you decide you do not want to play this
recording, press the WSCtrl key, and you are
back where you started.
7. When you are ready, press the Enter key.
The recording will play on the screen.
Dear Geoff,
Thank you for your generous contribution.
Sincerely.
Jim_
That's all there is to it.
11-12 Book 3 - Using the Control Program