Chapter 12 Installing Analog Terminal Adapters 151

Connecting an analog telephone

Figure 59 shows the hardware configuration for connecting an analog device through an ATA 2 to the Business Communications Manager.

Figure 59 Analog telephone installation overview

BCM1000

Central

Office

ATA 2 power cord

Analog telephone

ATA 2

 

Line loop resistance:

Terminal loop resistance:

135 ohms maximum

1300 ohms maximum

Connecting a data device

The ATA 2 connects a standard analog data device, such as a FAX or modem, to the Business Communications Manager system. This section shows the additional steps required to install ATA 2 for data communication.

Figure 60 shows the hardware configuration for connecting a data communication device through an ATA 2 to the Business Communications Manager.

Figure 60 Data communication device installation overview

 

ATA 2 power cord

Data communication

 

Business Communications

 

device

Central

Manager

 

 

 

Office

 

 

 

ATA 2

 

 

Line loop resistance:

Terminal loop resistance:

 

135 ohms maximum

200 ohms maximum

Installation and Maintenance Guide

Page 177
Image 177
Nortel Networks BCM1000 manual Connecting an analog telephone, Connecting a data device