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CHAPTER 6. CENTRALIZED ATTENDANT SERVICE (CAS) (V3 AND GENERIC 1 SYSTEMS) —
The following features do not function on
• Attendant Auto-Manual Splitting
Ž Attendant Conference.
CAS calls:
Tones Associated With CAS Calls
In addition to the normal attendant console tones, the following call identification tones are
associated with CAS calls:
• LDN (incoming trunk) call—three short bursts of low-pitched tone
Note:
Branch locations served by 770A or 812A PBX switches do not send
LDN call identification tone.
• Dial 0 call from branch (voice terminal to console)—an on-off low-pitched tone
Ž Recall on Call Waiting—a short burst of low-pitched tone
• Remote Hold Recall—a series of
tone
Ž Recall on Don’t Answer—normal
four through six cycles of an on-off low-pitched
ringback tone for about 1/4 second followed by
connection to normal ringing.
Attendants who are authorized to use the Facility Test Call feature (see Chapter 4) can
access and listen to the tones associated with CAS calls. To access these tones, perform
the following procedure:
1.
Dial the Facility Test Call access code.
• Dial tone heard.
2. Dial
* and one of the following 2-digit tone numbers:
Tone Number
Type of Call
32
Listed Directory Number (LDN)
33
Dial 0
36
Recall on Don’t Answer
38
Recall on Call Waiting Tone
40
Remote Hold Recall Tone
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