Tone Name
Pattern
Reference
System Select Tone
4 beeps
980 Hz
(50 ms)
1220 Hz
(50 ms)
980 Hz
(50 ms)
1220 Hz
(50 ms)
Call Invalid Tone
4 beeps
440 Hz (1 sec)
440 Hz (50 ms)
Invalid Dial Tone
5 beeps
440 Hz
(50 ms)
440 Hz
(700 ms)
440 Hz
(50 ms)
Not Authorized Tone
4 beeps
440 Hz
(300 ms)
440 Hz
(50 ms)
440 Hz (800 ms)
No Reply Tone
4 beeps
440 Hz (50 ms)
440 Hz (1 sec)
Call Fail Tone
2 beeps
440 Hz
(50 ms)
440 Hz (1 sec)
Call Deny Tone
3 beeps
440 Hz (900 ms)
440 Hz
(80 ms)
440 Hz
(200 ms)
Lone Worker Tone
2 beeps
1630 Hz
(150 ms)
940 Hz
(150 ms)
Group-registration
Invalid Tone
2 beeps
440 Hz (50 ms)
Call Processing Tone
2 beeps
940 Hz (50 ms)
21 BEEP LIST
Common FUNC (K, F)/Ver 2.20
435