Sony 4-113-168-11(2) Operating Instructions Manual page 60

Menu items
REC-OP
SET DATE
HOUR
BEEP
0
GB
Settings (*: Initial setting)
Adds a recording to a previously recorded message or adds
an overwrite recording during playback.
ON:
You can add a recording or overwrite a recording.
ADD*:
You can add a recording.
OVER:
You can overwrite a recording.
OFF*:
You cannot add a recording or overwrite a recording.
Sets the clock by setting year, month, day, hour, and minute
in sequence.
Sets the clock display.
12H:
AM12:00 = midnight, PM12:00 = noon
24H*:
0:00 = midnight, 12:00 = noon
Sets whether a beep will be heard or not.
ON*:
A beep will sound to indicate that an operation has been
accepted.
OFF:
No beep sound will be heard.

Note
The alarm sounds even if you set "BEEP" to "OFF" in the menu.
See page
30, 32
14
16
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