The 400B2 adapter is convenient for connecting local -48 VDC power to a modular plug. See the figure.
See Documentation for Communication Manager, Branch Gateway and Servers CD, 03-300151, for detailed power supply information and installation procedures.
Figure : 1. 400B2 Adapter Connecting to a Modular Plug
Table 1: Figure notes:
Flush-Mounted Information Outlet
Surface-Mounted Information Outlet
To Individual Power Unit
400B2 Adapter
To Telephone
Destination Service Access Point (DSAP) Power Cord