AT&T System 85 - Manual (Page 104)

CHAPTER 4. OPERATING FEATURES
To extend the call that you have answered to a busy extension number with call waiting assigned:
1.
2.
3.
4.
5.
6.
7.
8.
When the called extension number is busy, Automatic Call Waiting occurs. Listen for
one burst of tone as confirmation of the call waiting. Report the busy condition to the
caller.
If the caller wishes to wait, turn the turnkey fully counterclockwise; otherwise, go to
Step 3.
Associated RLT status light on SSI goes off. Called party hears two beeps of tone
indicating that a call is waiting. Your backup telephone/voice terminal can now
receive another call.
If the caller does not wish to wait, momentarily press the turnkey; otherwise, go to
Step 5.
Call Waiting is canceled.
To hang up, turn the turnkey fully counterclockwise.
Associated RLT status light on SSI goes off,
can now receive another call.
If the caller wishes to be connected to another
the turnkey.
Call waiting is canceled.
Momentarily press the turnkey a second time.
Your backup tlephone/voice terminal
extension number, momentarily press
Listen for dial tone. Caller is separated from the connection.
Dial the requested extension number.
Listen for an immediate burst of tone followed by ringback tone.
To hang up, turn the turnkey fully counterclockwise as soon as you hear the burst of
tone.
Associated RLT status light on
telephone/voice terminal being rung.
receive another call. SSI goes off. Caller is connected to the
Your backup telephone/voice terminal can now
To answer a Call Waiting recall:
If the extension number remains busy longer than a preestablished interval, the call is
rerouted to your backup telephone/voice terminal. One burst of tone indicates Call Waiting
recall. Four to six short bursts of tone indicate remote hold recall.
1. Place the auxiliary handset or headset to your ear.
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