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Bell 801A PBX Method Of Operation page 44

Attendant and station equipment

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Q
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CD
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TABLE K (Cent)
CONFERENCE CALLING (STATION CONTROLLED)
CONDITION
RESULTS
CONSOLE A
CONSOLE B
S
T
ACTION
KEY
LAMPS
REMARKS
LAMPS
E
P
DESIG
OPR
STA
CO
RD
STA
CO
RD
CONF TRK
TRK
CONF TRK
TRK
53
Atnd releases
POS
0
0
e
0
Conversation satisfactory between
0
e
0
RLS
conferees and distant PBX atnd
Central Office Trunk Added to Conference -
Port 5 Busy
54
Atnd seizes idle CO trunk
CO
0
0 0 0
CO dial tone heard by atnd
0 0 0
TRK
55
Atnd dials number of local COparty
0 0 0
CO dial tone silenced
0 0 0
Audible ringing tone heard
56
CO party answers
0 0 0
Audible ringing tone silenced
0 0 0
Conversation satisfactory
57
Atnd dial tone connection
START MO
0 0 0
Conversation inhibited
0 0 0
Dial tone heard by atnd
58
Atnd dials conference call trunk
0 0 0
Dial tone silenced
0 0 0
connect code
Busy tone heard
Atnd releases from busy tone
REL
MO
0 0 0
Busy tone silenced
0 0 0
59
DEST
Conversation satisfactory
tbetween
atnd and COparty.
60
Atnd and CO party release
POS
0
0
e
0
0
e
0
RLS
Controller Adds Station to Vacated Conference Port
61
At a conference station (not
Conversation satisfactory between
controller) - Disconnect from
0
e
0
0
e
0
conference
controller and remaining conferees
62
Repeat Steps 28 through 31
0
e
0
0
e
0
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