Sharp FO-3150 - Manual (Page 32)

Volume Adjustment
30
Beep length
Your fax machine normally signals the end of transmission, reception, or
copying with a 3-second beep. If desired, you can change the duration of the
beep to 1 second or turn the beep off.
1
Press once and 3 times.
2
Press once and once.
3
Press once.
4
Press to select 3 seconds, to
select 1 second, or to select NO
BEEP.
5
Press to return to the date and
time display.
FUNCTION
1 2
3
STOP
OPTION SETTING
BEEP LENGTH
1=3SEC, 2=1SEC
The display briefly shows
your selection, then:
FINE PRIORITY
Display: