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Bell 801A PBX Method Of Operation page 50

Attendant and station equipment

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-a
a
co
ct
\II
o
TABLE L (Cont)
ATTENDANT CONFERENCE
CONDITION
CONSOLE A
CONSOLE B
S
T
ACTION
KEY
LAMPS
REMARKS
LAMPS
E
P
ATND
CO
RD
ATND'
ATND
CO
RD
ATND
DESIG
OPR
TRK
TRK
TRK CONF
TRK
TRK
TRK CONF
...J
POS
Conversation satisfactory
35
Atnd releases
0
e e
0 0
between conferees and distant
e e
0 0
RLS
PBX atnd
Attendant Attempts to Add CO Trunk to Conference (Port 5 Busy)
36
Repeat Steps 21 through 25
e
®
e
0
Busy tone heard
e
0
e
0
37
Atnd releases from busy tone
REL
MO
e
0
e
0
Conversation satisfactory
e
0
e
0
DEST
between atnd and
CO
party
If the trunk connected to port
5 is disconnected or a conferee
38
Atnd and CO party disconnect
POS
0
e e e
0
disconnects -
e e e
0
RLS
The atnd may add another
station to the conference as
described in Steps 13 through 18
Conference Circuit Busy With One Station and Trunk Connected
A TND CONF lamp indicates
39
All conferees except one station
conference circuit still busy
and ringdown tie trunk -
e e
0 0
Conversation satisfactory
e
e
0 0
Disconnect from conference
between conferee and distant
PBX atnd
Automatic
Disconnect
Ringdown tie trunk not
40
At distant PBX -
e e
0 0
disconnected
e e
0 0
Disconnect from conference
DSS lamps for conferees
disconnecting extinguish
41
Last conferee disconnects from
e e
e
e
e
e e e
conference
&It
1ft
n
~
s
z
VI
CII
W
I
~
o
...
I
W
o o
.------"
-~.
/-~
~,
~,
~ ~---.........,

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