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Paradyne 3551 Equipment Comcode, Feature/Part No. G = Factory Install. F = Field Install.

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COMSPHERE 3550 Series Data Service Units

F-2 December 1996 3550-A2-GB20-20

Equipment ComcodeFeature/Part No.G = Factory Install.F = Field Install.

Model 3550 Dial (PSTN) Network Interface Cables

Telephone Cord 6-pin modular RJ11C/Permissive Plug

Telephone Cord 8-pin Modular RJ45S/Programmable Plug

7i— 4400-F1-531

14i—3600-F3-503

25i—4400-F1-533

2.5i— 4400-F1-541

14

i— 4400-F1-543

25

i— 4400-F1-544

106472913

107331357

106472921

106472947

106472962

106472970

Model 3550 Digital (DDS) Network Interface Cables –

RJ48S

Network Cable (14i cord included with Model 3550)

8-pin to 6-pin Modular (7i) Cable (Model 3550 in Canada)

14i — 3600-F3-501

25i — 3600-F3-502

3000-F1-006

107331381

107331365

106239155

Model 3550 25-pin Plug to EIA-232 Plug Cable for extended circuits

(select one)

EIA-232 Crossover Cable

Pin-to-Pin EIA-232 Cable (straight connection) 15i—4951-035F

10i—4951-032F 105757520

105757496

V.35 Crossover Cable 15i—3211-178F 106910466

COMSPHERE 3000 Series Carrier

, Installation Manual

3000-M3-001 —

COMSPHERE –48 Vdc Central Office Power Unit,

Installation Manual

3000-A2-GB41 —

COMSPHERE 3550 Series Data Service Units, Models 3550 and 3551,

User’s Guide

3550-A2-GB20 —

Contents

Main COMSPHERE Model 3550 and 3551 Data Service Units Warranty, Sales, and Service Information Trademarks Important Safety Instructions Notices Government Requirements Notice to Users of the Digital Data Service Page Table of Contents Preface 1. About Your DSU 2. Installing the Model 3550 DSU 3. Installing the Model 3551 DSU 4. Operating the DSU 5. Configuring the Unit Appendix Glossary Index List of Figures List of Tables Page Preface About This Guide How to Use This Guide Related Documents Reference Documents About Your DSU Standard Features Optional Features V.32 DBM 2-Port TDM/Flex Upgrades Available Technical Specifications Table 1-1 General Technical Specifications Table 1-1 General Technical Specifications stop start Table 1-2 DSU Technical Specifications Table 1-3 V.32 DBM Technical Specifications any Equipment Warranty and Support Installing the Model 3550 DSU Y Before ou Begin How to Change Hardware Straps Page Where to Place the DSU Installing the DSU Power-Up Routine Connecting to the Network Connecting to the NMS Connecting to the Dial (or PSTN) Network Connecting to the DDS (or LADS) Network Addressing the Unit odd- numbered . even-numbered addresses Tributary DSU Addressing Connecting the DSU to a DTE Connecting Port 2 Verifying Operation and Testing Connections Verifying Network Addresses Verifying the Network Verifying DBM Operation Verifying TDM/Flex Operation Other Tests Installing the Model 3551 DSU Before Y ou Begin How to Change Hardware Straps Page Table 3-2 Model 3551 DSU Jumper Straps Strap Designation State of Jumper Strap Function Installing the DSU Page Page Power-Up Routine Connecting to the Network Connecting to the NMS Connecting to the Dial (or PSTN) Network Connecting to the DDS (or LADS) Network Connecting the DSU to a DTE Addressing the Unit odd- numbered addresses even-numbered addresses . Verifying Operation and Testing Connections To Connect the SDCP to a DSU Verifying Network Addresses, the Network, and DBM Operation Other Tests Operating the DSU DCP and SDCP Operation SDCP DCP Keypad Menu Structure Top-Level Menu Status Branch Health and Status Device Health and Status Expanded Health and Status Subnetwork Health and Status DTE Status Circuit Quality Identity Backup Branch Dial Backup Operation Configuring the Unit for Dial Backup Understanding Operating Modes Manual Backup Placing a Backup Call Manual DDS Restoration Manual Dial Backup Termination Test Branch Abort Device Test Loopback Local Loopback DTE Loopback Digital Loopback Remote Digital Loopback Bilateral Loopback Digital Test End-to-End Test Bit Error Rate Test Lamp Test Configuration Branch Selecting Menu Mode Selecting an Application Configuration Full Mode disabled Full Mode enabled Configuration Options Reconfiguring a DSU Port Reconfiguring a TDM/Flex Port Poll List Displaying the Poll List Changing the Poll List Acquiring the Poll List Directory Entering a Telephone Number Other valid characters Phone Network Address Assigning an Address Control Branch Transmitter Control LEDs External Leads Displaying External Leads ? Reporting External Lead Changes to NMS Messages Branch Front Panel (DCP) Security Configuring the Unit Using the DCP to Set Configuration Options Editing Configuration Values Saving Configuration Options Example Using the DCP Page Configuration Option T ables Understanding the Tables Table 5-1 DSU Configuration Options Transmit Elastic Store Message Clamping Transmit Clock Source Table 5-1 DSU Configuration Options V.54 Loopback 19.2 kbps Power Level PrtSp(Kbps Table 5-2 Diagnostic (DSU) Configuration Options Diagnostic Type In-band Secondary Channel Diagnostic Transport Speed in bps Table 5-3 Diagnostic (DBM) Configuration Options Diagnostic Type In-band Secondary Channel Diagnostic Transport Speed in bps Table 5-4 Diagnostic (External DBU) Configuration Options Table 5-5 Diagnostic (General) Configuration Options Table 5-5 Diagnostic (General) Configuration Options Multipoint Symmetrical Port Packet Delay Link Delay (1 of 4) (2 of 4) Single Rate PrtSp(Kbps Receive Elastic Store Transmit Elastic Store (3 of 4) (4 of 4) .13 Signaling incoming Data Terminal Ready Call Control Dial Tone Test Table 5-7 External DBU Configuration Options (1 of 4) DTE Port Antistreaming Auto Backup Tries Time-Out (2 of 4) Line Signal Detect Lead Respond to Remote Digital Loopback Circuit Assurance Data Set Ready On in Test (3 of 4) Local Loopback by DTE Ext Leads Configuration Change Notification by External Leads External Leads (4 of 4) Table 5-9 Backup Configuration Options Table 5-9 Backup Configuration Options Table 5-10 MUX (Setup) Configuration Options TDM/Flex Function Asynchronous-to-Synchronous Conversion DTE Port Port Control (2 of 5) 1800 Select the rate of the asynchronous port. to 150 (3 of 5) Transmitter Carrier Select PCC Buffer Pseudo-Controlled Carrier Buffer TxCarrSel (4 of 5) Elastic Store Data Set Ready On in Test Data Set Ready Forced On Disab (5 of 5) Table 5-12 Port Speed (DSU) Configuration Options Table 5-13 Port Speed (DBM) Configuration Options Table 5-14 Port Speed (External DBU) Configuration Options A DSU Menu Menu Structure Top-Level Menu Page Page Local/Remote Menu Subbranches System Administrator B Configuration Worksheets Instructions Model 3550 or 3551 DSU Configuration Worksheet (1 of 2) (Full Menu Mode: Enabled) Local ) _____________________________ Device:_____________________________________________ Tributary Network Addr:________________________________ j TDM/Flex Installed Model 3550 or 3551 DSU Configuration Worksheet (2 of 2) (Full Menu Mode: Enabled) Model 3550 or 3551 DSU Configuration Worksheet (1 of 2) (Full Menu Mode: Disabled) Local ) _____________________________ Device:_____________________________________________ Tributary Network Addr:________________________________ j TDM/Flex Installed Model 3550 or 3551 DSU Configuration Worksheet (2 of 2) (Full Menu Mode: Disabled) Status Indicators and Control Panel Messages C Status Indicators Table C-1 DSU Status Indicators Label Color Description (circuit designations) or The SDCP addresses one DSU at a time. Table C-2 SDCP Status Indicators Label Color Description Control Panel Messages Format Health and Status Messages Table C-3 (2 of 3) Device Health and Status Messages alarm test alarm Table C-3 (3 of 3) Device Health and Status Messages Table C-4 Expanded Health and Status Messages reason n Table C-5 Subnetwork Health and Status Messages Progress Messages Error Messages Table C-9 Dial Backup Error Messages Message Notify NMS1Condition Action (1 of 3) Message Condition Action greater than less than (2 of 3) Message ActionCondition must not not (3 of 3) Message ActionCondition not allowed D Pin Assignments Hubbing Device Page Page Table D-5 EIA-232/V.24 Connector Pin Assignments Pin Circuit Name Function Pin EIA-232 CCITT Function Page Page Page Page E Application Configurations Point-to-Point Applications Page Multipoint Applications F Equipment List Equipment Feature/Part No. G = Factory Install. F = Field Install. Comcode Equipment Comcode Feature/Part No. G = Factory Install. F = Field Install. Installation Manual , Installation Manual COMSPHERE 3000 Series Carrier Equipment* Part Number * For use by Field Service personnel. Equipment* Part Number , Installation Manual * For use by Field Service personnel. COMSPHERE 48 Vdc Central Office Power Unit, Installation Manual COMSPHERE 3000 Series Carrier Glossary Page Page Page Page Page Index A B C D configuring unit, 46 E F G H I J M N O P R S T U V W