AT&T 7406BIS - Manual (Page 38)

Hold
To keep a call waiting 1 Press [ H o l d ]
while you answer
another call, make a
●
Green light flutters
call, or perform some Note: If you put a conference call on hold, the other
other task parties remain connected.
To answer a new call 1 Press [
H o l d
]
while active on another
●
Green light flutters
2 Press [ xxxxx ] of incoming call
●
You are connected to incoming call
To return to a held call 1 Press [
xxxxx
] of held call
●
You are connected to held call
Note: If you are active on a call and you press the
[ xxxxx ] of the held call, the active call will be dropped.