4.3 Identifying Tones
User Manual 157
4.3 Identifying Tones

4.3.1 Identifying Tones

While On-hook

Ring Tone Patterns
The following ring tone patterns can be assigned to incoming call types (outsi de (CO) line, intercom, or
doorphone calls), or are fixed for certain call types (Hold Recall, Timed Reminder, or Camp-on Recall).
Ring Tone Patterns Sent from the Telephone Company (New Zealand only)
The following ring tone patterns sent from the telephone company can be detected for each outs ide (CO)
line.
Single
(Incoming calls/Hold Recall
[outside (CO) line calls])
Double
(Incoming calls/Hold Recall
[intercom calls])
Triple
(Incoming calls/Timed
Reminder)
S-Double
(Incoming calls [doorphone
calls only]/Camp-on Recall)
Pattern 1
Pattern 2
Pattern 3
1 s
1 s
1 s
1 s
1 s
1 s
1 s