Sharp UX-51 Operation Manual page 46

Recording a "Memo"
You can leave a "memo" for yourself or other users of the machine. It will be
recorded in the General Box, and played back when messages in that box are
listened to.
1
Press "*" and "#" on the telephone.
2
When you hear a short beep, speak into
the telephone to record the memo.
3
When you are finished, press "0" and "#".
If the UX-238/51 detects a certain
period of silence, it will stop recording
automatically.
Remote Operations
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