Sharp FO-880 Operation Manual page 40

Recording an Outgoing Message
To listen to the outgoing message
To listen to the outgoing message, follow Steps 1 through 4 of the
above procedure to select the message, and then press the
PLAY/SKIP key to listen to it. To return to the date and time display,
press the STOP key twice. Note that the general outgoing message
cannot be erased. If you need to change it, simply repeat the recording
procedure. (The Transfer message can be deleted by pressing the
DELETE key after selecting it as explained above.)
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