Features and Specifications Manual
N3 – 437
Doc.
No. 8201 -
Release 1.0
July 2003
DRAFT 3
Night Chime
N-3
FEATURE
DESCRIPTION
The Night Chime feature provides a common audible tone signal with one
relay contact for control when incoming CO/PBX calls are received in Night
Mode. The relay contact closures may also be used for external bells or
chimes. The Night Chime feature is used after working hours to alert night
personnel of incoming outside calls.
SYSTEM
AVAILABILITY
Terminal Type
Not applicable.
Required Components
ECR-U( ) ETU for common audible tone and control relay.
OPERATING
PROCEDURES
SERVICE
CONDITIONS
Restrictions
Tie/DID lines, DIT/ANA calls, and Automated Attendant do not activate
the Night Chime relay.
General
An ECR-U( ) ETU is required for common audible tone and control
relays. Ten relays are provided with this ETU. One relay is provided for
Night Chime control.
The Night Chime control relay is activated based on Night Mode of
each Tenant group.
Ringing interval for Night Chime is fixed (1 sec. ON/1 sec. OFF).
The ECR-U( ) ETU provides a common audible tone source for Night
Chime ringing and External Tone ringing.
The Night Chime equipment must be provided locally.
From a station in the same Tenant group, the Call Pickup Tenant
Access Code can be used.
If a trunk is not assigned to a Tenant group, the Night Chime feature
does not work.
Not applicable.