Sharp UX-A760 Operation Manual page 58

Messages and Signals
RECALLING
Audible signals
Continuous tone
Intermittent tone
(3 beeps)
Rapid intermittent
tone
56
This appears if you attempt to send a fax by automatic
dialling and the line is busy or the receiving fax machine
does not answer. Your fax machine will automatically
reattempt the call. (See Automatic redialling on page
24.)
3 seconds
5 seconds
(1 second on, 1
second off)
35 seconds
(0.7 seconds on,
0.3 seconds off)
Indicates the end of transmission,
reception, or copying.
Indicates incomplete transmission,
reception, or copying.
Indicates that the handset is off hook.