--establish comication with a CI/pBX line --depress /ADD/ON1 key
--CD/PBX line key LED shows hold indication
--establish communication with second CD/PBX line --depress [ADD/ON{ key
--both m/PBx line keys arkd [ADD/ON{ key LED indicators light steadily (the two O~/?BX lines ard the station are in confereme)
If stationdesires to leave conference while maintaining the two CD/FBX lines in tandem conference:
--depress rwl key and'go on-hook
--LADD/oNL key irdicator flashes, both CD/PBX iine indicators light steady
To re-enter tandem conference: | | |
--go off hook ard depress -1 | key |
--I-/ | key indicator lights steady and |
confererxe can be heard via hatiset |
--if | tandem confereme | is finished, restore |
handset to release both CO/FBX lines
--if the tandem coriferem=eis still in prqress,
depress /m\ key and restore hardset
--continued--