Nortel Networks BCM50 manual Installing the analog terminal adapter, Configuration overview

117

Chapter 11

Installing the analog terminal adapter

This section provides installation instructions for the analog terminal adapter 2 (ATA2) or ATA.

The ATA2 connects a standard analog voice device or data communication device to the BCM50 system through a digital station module. Examples of analog voice devices are analog telephones and answering machines. Examples of analog data communication devices are modems and fax machines.

The ATA2 provides on-premise service only (protected plant wiring only).

Refer to the following sections for information on installing an ATA2:

•“Configuration overview”

•“Installing the ATA2” on page 118

•“Configuring the ATA2” on page 121

Refer to Table 5 on page 45 for ATA2 specifications.

Configuration overview

This section describes environment configurations for connecting analog and data devices to the main unit using an ATA2:

•“Analog telephone”

•“Analog data device” on page 118

Analog telephone

Figure 46 on page 117 shows an installation overview for connecting an analog device through an ATA2 to the main unit.

Figure 46 Analog telephone installation overview

ATA2 power cord
BCM50	Analog telephone
ATA2
Line loop resistance:	Terminal loop resistance:
135 ohms maximum	1300 ohms maximum

BCM50 Installation and Maintenance Guide