Multitech MT56DSU-R, Owner'S Manual

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Contents
Chapter 1 - Introduction and Description
1.1 Introduction ............................................................................... 6
1.2 About This Manual ................................................................... 6
1.3 Description ................................................................................ 7
1.4 CSU/DSU Basics ..................................................................... 8
1.4.1 DSU Functions .............................................................. 8
1.4.2 CSU Functions .............................................................. 8
1.5 Features .................................................................................... 9
1.6 FCC Regulations for Telephone Line Interconnection ..... 10
1.7 Specifications.......................................................................... 12
Chapter 2 -Hardware Installation
2.1 Introduction ............................................................................. 16
2.2 Default DIP Switch and Jumper Settings ........................... 16
2.2.1 12 -Position DIP Switch (# 1-12) .............................. 17
2.2.2 4-Position DIP Switch (# 13-16) ............................... 17
2.2.3 RS232/V.35 Shunt ....................................................... 17
2.3 Changing the Default DIP Switch Settings ........................ 18
2.4 Installation Procedure ........................................................... 20
Chapter 3 - Operation
3.1 Introduction ............................................................................. 24
3.2 Options .................................................................................... 24
3.2.1 Data Rate ..................................................................... 24
3.2.2 Async/Sync .................................................................. 24
3.2.3 Anti-Streaming ............................................................. 25
3.2.4 Elastic Store ................................................................. 25
3.2.5 System Status.............................................................. 26
3.2.6 Circuit Assurance ........................................................ 26
3.2.7 Clocking ........................................................................ 27
3.2.8 RTS Forced On ........................................................... 27
3.2.9 DSR Forced On ........................................................... 28
3.2.10 Async Word Length .................................................... 28
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