Verilink DDS Lite (34-00295.C) Product Manual Uživatelský manuál

Multi-Rate DDS CSU/DSU34-00295.COctober 2002

4 CHAPTER 1: GENERALPowerSourceExternal: Input: 115 VACOutput: 9 VAC, 750 mAIndustryStandardsFCC Compliance: Part 15 Class A Subpart B, Part 68U.S.

2INSTALLATION AND CONFIGURATIONIntroduction This chapter contains information and instructions required to prepare the Verilink Multi-Rate DDSCSU/DSU

6 CHAPTER 2: INSTALLATION AND CONFIGURATIONSuppliedMaterialsThe Multi-Rate DDS CSU/DSU is shipped from the factory with the following standard equi

Connections 7RS-232 PortConnectionThe RS-232 connector is a standard DB-25 female, configured as a DCE port. The RS-232 pin assignments are shown

8 CHAPTER 2: INSTALLATION AND CONFIGURATIONConfiguration This section describes the configuration of the Multi-Rate DDS CSU/DSU. This unit is config

Configuration 9SW1 and SW2 are two 8-position DIP switches located on the side of the unit. These switches provide the following configuration pa

10 CHAPTER 2: INSTALLATION AND CONFIGURATIONAsynchronousWord LengthSwitches SW2-2 and SW2-3 are set to match the number of bits that make in each wo

3TESTINGIntroduction This chapter describes the diagnostic and test features of the Verilink Multi-Rate DDS CSU/DSU. The unit is controlled manually u

12 CHAPTER 3: TESTINGData Set Loop(Non-latching)This loop (shown in Figure 3-2) is activated by the receipt of at least four consecutive loop comman

Five-Year Hardware Limited WarrantyI. Limited Warranty. Subject to the limitations and disclaimers set forth in this Hardware Limited Warranty, Veril

ii Copyright Notice Copyright © 2001 Verilink Corporation. All rights reserved.This document does not create any express or implied warranty about Ve

iii2 Before connecting the unit, inform the local telephone company of the following information: 3 If the unit appears to be malfunctioning, disconne

iv Customer Service Verilink offers the following services:✦ System Engineers at regional sales offices for network design and planning assistance (8

1Table of ContentsCopyright Notice . . . . . . . . . . . . . . . . . . iiTrademarks . . . . . . . . . . . . . . . . . . . . . . . iiFCC Requirements

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ABOUT THIS MANUALWhat is a Reference Manual?This is a reference manual. It provides information about unit installation, configuration, testing and tr

2 ABOUT THIS MANUAL

1GENERALIntroduction The Multi-Rate DDS CSU/DSU is a cost-effective DDS CSU/DSU that allows connecting your computer or other data terminal equipment