AT&T System 85 - Manual (Page 95)

CHAPTER 4. OPERATING FEATURES
5 . Presses
[RELEASE] .
PA light goes on.
Note: Any attendant in partition 0 can activate or deactivate Unattended
Console Service for any attendant partition in the system.
To activate Unattended Console Service for a partition using the UNA button, the partition’s
controlling attendant (who is a member of only one attendant partition) does the following:
1. Presses [UNA] .
UNA light goes on.
PA light goes off.
Note: An attendant in partition 0 can do this operation for partition 0.
To deactivate Unattended Console Service for a partition using the UNA button, the partition’s
controlling attendant (who is a member of only one attendant partition) does the following:
1. Presses [UNA] .
UNA light goes off. PA light goes on.
Note: An attendant in partition 0 can do this operation for partition 0.
Operation of the UNA button is limited for consoles in a partitioned system. If the console
involved is allowed to activate Unattended Console Service for more than one attendant
partition, pressing the UNA button is ignored. In this case, an access code must be dialed for
activation and deactivation of Unattended Console Service.
Centralized Attendant Service (CAS)
Allows system users, served by separate systems, at two or more locations to concentrate
attendant positions at one location. Incoming trunk calls to unattended (branch) locations are
routed to the centralized (main) attendant over Release Link Trunks (RLTs).
CAS Operation at the Main Location
You hear an audible ring. ATND light flashes. PA light goes off. Alphanumeric display shows
the branch location of the call.
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