Nortel Remote Office 9150 Installation And Administration Manual page 37

September 2001
Note: Since Ethernet traffic has a nominal speed of 10 Mbps, the flashing
Ethernet COLL, TX, RX LEDs are cosmetic. They do not reflect real-time
traffic patterns or packets.
Connectors
The following connections are made from the rear panel of the Remote Office
9150 unit to the telephone and data networks:
n
Two 25-pair connectors (labeled TELCO 1 and TELCO 2) provide tip and
ring connections to user stations (telephones) and central office trunks
(ISDN BRI).
These connections provide the interface to the telephone network and the
Public Switched Telephone Network (PSTN).
n
An RJ-45 connector (labeled ETHERNET) provides a 10BaseT Ethernet
connection.
This connection provides the ability to pass both voice and data traffic over
the existing Ethernet network.
n
A DB-9 connector (labeled ADMIN) provides an RS-232 serial port
connection.
You can use this serial port connection to configure a Remote Office 9150
unit that is directly connected to a PC.
n
The DB-25 connector (labeled V.35) is for future use.
Refer to Chapter 2, "Planning for installation," for a detailed description of
cables and connectors.
Mounting options
The Remote Office 9150 unit can be mounted on a desk, in a rack, or on the
wall.
Universal power supply
The Remote Office 9150 unit includes an auto-sensing 110/220 V power supply
that is compatible with commercially available UPS systems. See the diagram
on page 14.
Installation and Administration Guide
Remote Office 9150 description
13