Chapter 2. Installation
61200410L1-1B
ESU LT User Manual
25
ESU LT Interfaces
The ESU LT is equipped with four interfaces:
•
E1 Network interface per ITU G.703
•
Nx56/64 high-speed, multi-protocol serial interface
•
Control input (EIA-232)/Chain port input
•
Chain port output
See Figure 2-2 and the following descriptions in this section.
Figure 2-2. ESU LT Interfaces
Network Interface (NI)
The Network Interface (NI) port provides the connection to
the E1. This port complies with the applicable ANSI and
CCITT standards. Either the 120
Ω
DB-15 or the 75
Ω
BNC
interface (adapter provided) may be used for the NI. The
75/120 selection must be made with the front panel menus.
For more information, see
Network Test Interface
The MON test jack provides a bridged access jack for non-
intrusive monitoring of the incoming E1.
Nx56/64 Serial Interface
The Nx56/64 provides a serial interface that operates from
56 kbps to 2.048 Mbps. The Nx56/64 can be configured as a
V.35, V.36, EIA-530, or V.11 electrical interface through the
front panel menus.
ESU LT
ESU LT
Summary of Contents for 1200410L1
Page 1: ...ESU LT User Manual Part Number 1200410L1 61200410L1 1B February 2003 ...
Page 12: ...Table of Contents 12 ESU LT User Manual 61200410L1 1B ...
Page 14: ...List of Figures 14 ESU LT User Manual 61200410L1 1B ...
Page 16: ...List of Tables 16 ESU LT User Manual 61200410L1 1B ...
Page 20: ...Chapter 1 Introduction 20 ESU LT User Manual 61200410L1 1B ...
Page 28: ...Chapter 2 Installation 28 ESU LT User Manual 61200410L1 1B ...
Page 34: ...Chapter 3 Operation 34 ESU LT User Manual 61200410L1 1B ...
Page 40: ...Chapter 4 Status Menu 40 ESU LT User Manual 61200410L1 1B ...
Page 64: ...Chapter 7 Test Menu 64 ESU LT User Manual 61200410L1 1B ...
Page 79: ...Index 61200410L1 1B ESU LT User Manual 79 W wiring 69 ...