Adapters, Accessories, And Applications - AT&T MERLIN LEGEND Installation & Maintenance Manual

Adapters, Accessories, and Applications

Supplemental Alert Adapter
An SAA allows the connection of an extra alerting device, such
as a bell or chime, to an analog muitiline telephone. Alerts notify
people working
inside calls.
Note: The MFM
MLX telephone.
Follow these steps to install an SAA (see Figure 68):
1. Plug the telephone cord into the jack labeled Telephone
2. Plug the cord from the external alert device into the jack
labeled ALERTER.
3. Plug the cord from the station jack into the jack labeled
Control Unit.
Unusable Adjuncts and Adapters
The following analog telephone adjuncts and
be used with the system and, in some cases,
device or the system if connected:
Basic Telephone and Modem Interface (BTMI)
Basic Telephone and Modem Interface-2 (BTMI-2)
ATR Interface (ATRI)
MTR Interface (MTRI)
Off-Premises Extension Unit (OPX)
System 25 Direct Extension Selector (DXS)
in noisy areas of incoming, transferred, and
allows the connection of alerting devices to an
adapters are not to
will damage the
Adapters 6-3