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DSU Menu
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Specifications
Install
Error codes
Signal is dropped
Bit Error Rate Test
Lead States Symbol
Status Indicators
Connecting to the Network
Warranty
Configuration Branch
Page 98
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DSU Menu
3550-A2-GB20-20
December 1996
A-3
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Contents
Comsphere 3550 Series Data Service Units Models 3550
Copyright 1996 Paradyne Corporation. All rights reserved
Warranty, Sales, and Service Information
Trademarks
Important Safety Instructions
CC DGD D C D CC
Government Requirements
Interface Data Rate Code Bps
Comsphere 3550 Series Data Service Units
Table of Contents
Glossary Index
List of Figures
List of Tables
Hubbing Device CC IN/DC OUT Jack Pin Assignments
About This Guide
How to Use This Guide
Preface
Related Documents
Reference Documents
Overview
Standard Features
About Your DSU
Optional Features
32 DBM
Port TDM/Flex
Upgrades Available
Technical Specifications
Specifications Criteria
CSA
Heat Dissipation MAX. AT 115 VAC
DSU
DSU Technical Specifications
Lads
DBM Technical Specifications Criteria
DOC
Equipment Warranty Support
Port TDM/Flex Technical Specifications
Installing the Model 3550 DSU
Before You Begin
How to Change Hardware Straps
Procedure
Permissive V.32 DBM transmit output level of ±9 dBm
Where to Place the DSU
Installing the DSU
Connecting to the Network
Power-Up Routine
Connecting to the NMS
Connecting to the Dial or Pstn Network
Connecting to the DDS or Lads Network
Model 3550 DSU DDS Lads Network Connection
Lads Connection Distances Data Rate Wire Gauge AWG Kbps
Addressing the Unit
Tributary DSU Addressing
Addressing Example
Connecting the DSU to a DTE
Installing Cables
Verifying Network Addresses
Verifying Operation and Testing Connections
Connecting Port
Verifying the Network
Other Tests
Verifying DBM Operation
Verifying TDM/Flex Operation
Installing the Model 3551 DSU
Before You Begin
Off
Model 3551 DSU Jumper Straps
Strap State Function Designation Jumper Strap
Comsphere 3000 Series Carrier, Rear View
Model 3551 DSU Installation and Circuit Pack Lock
V.35 Interconnect Cable Installation
Connecting to Dial or Pstn Network
Connecting to DDS or Lads Network
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
Model 3550 Diagnostic Control Panel
DCP and Sdcp Operation
Keypad
Sdcp and Model 3551 DSU Faceplate
Health and Status
Status Branch
Menu Structure
Top-Level Menu
Circuit Quality
Terminal Power
DTE Status
Identity
Configuring the Unit for Dial Backup
Backup Branch
Dial Backup Operation
Identity Descriptions
Understanding Operating Modes
Auto Bckup ± Select Enab
Manual Dial Backup Termination
Manual Backup
Placing a Backup Call
Manual DDS Restoration
Device Test
Test Branch
Abort
Loopback
Digital Loopback
Bilateral Loopback
DTE Loopback
Remote Digital Loopback
Bit Error Rate Test
End-to-End Test
Bit Error Rate Test Results Information Displayed
Configuration Branch
Selecting Menu Mode
Lamp Test
Selecting an Application Configuration
Reconfiguring a TDM/Flex Port
Configuration Options
Reconfiguring a DSU Port
Changing the Poll List
Poll List
Displaying the Poll List
Acquiring the Poll List
Q u i r P o l l L i s t Abort
Directory
Entering a Telephone Number
Network Address
Directory Entry and Password Characters Use
Phone
Assigning an Address
LEDs
Control Branch
Transmitter Control
External Leads
Reporting External Lead Changes to NMS
Lead States Symbol
Messages Branch
Front Panel DCP Security
Security Access Levels
Security Functions Available Access Level
Configuring the Unit
Using the DCP to Set Configuration Options
Editing Configuration Values
Saving Configuration Options
Example Using the DCP
Ptpc
Configuration Option Tables
Understanding the Tables
DSU Configuration Options
DDS
Support a Transmit Elastic Store
Diagnostic DSU Configuration Options
Diagnostic DBM Configuration Options
Diagnostic External DBU Configuration Options
Diagnostic General Configuration Options
DTE operation
DBM Configuration Options
RXC
Disab Select disable if you do not have an extended network
DSUs and DBMs
If DTR is low
External DBU Configuration Options
DCE
=RTS
General Configuration Options
DTE
Select to ignore the Loopback command
Signal is dropped
DTE asynchronous data rate
Backup Configuration Options
TriesTimeOut period expires
DSD
MUX Setup Configuration Options
MUX Port Configuration Options
1800 Select the rate of the asynchronous port
Configuration option Receiver Carrier Select
Messages to the DSU
Port Speed DSU Configuration Options
Port Speed DBM Configuration Options
Port Speed External DBU Configuration Options
DSU Menu a
Port1 DSU 9.6 C Local Remot Msg
Comsphere 3550 Series Data Service Units
DSU Menu
Local/Remote Menu Subbranches
Local branch
Configuration Worksheets B
Overview Instructions
Model 3550 or 3551 DSU Configuration Worksheet 1
Model 3550 or 3551 DSU Configuration Worksheet 2
Full Menu Mode Disabled
Port Speed DSU Value
Status Indicators and C Control Panel Messages
Status Indicators
Table C-1
DSU Status Indicators
Sdcp Status Indicators
Label Color Description
Health and Status Messages
Control Panel Messages
Format
Table C-3 Device Health and Status Messages Condition
Table C-3 Device Health and Status Messages Condition
Message Condition
Pnnn Tst test,init
Table C-4 Expanded Health and Status Messages Condition
Failnreason
MUX
Table C-5 Subnetwork Health and Status Messages Condition
DTR
Progress Messages
Command Progress Messages
Table C-7 Dial Backup Progress Messages Condition
Error Messages
Table C-8 Command Error Messages Condition Action
DBM
Table C-10 TDM/Flex Error Messages Condition Action
Prt2
Table C-10 TDM/Flex Error Messages Condition Action
Figure D-1. Digital Network Connector
Pin Assignments D
Hubbing Device
Table D-1
Pin Circuit Function
DCOCTS/CCIRTS DCORTS/CCICTS OUT DCOSD/CCIRD
DCOSD/CCIRD
DCORD/CCISD
GND
Comsphere 3550 Series Data Service Units
SBA
SBB
Figure D-4. V.35 Interconnect Cable 3000-F1-510
Cable Circuit Name Pin Number
Figure D-5. EIA-232-D Crossover Cable 4951-035F
Figure D-6. V.35 Crossover Cable 3211-178F
Application Configurations E
Point-to-Point Applications
Comsphere 3550 Series Data Service Units
Figure E-2. Multipoint Application Configurations
Multipoint Applications
Equipment
= Factory Install
Equipment List
Comcode
Comsphere 3000 Series Carrier, Installation Manual
Equipment Part Number
Pin-to-Pin EIA-232 Cable straight connection 10 i Ð
Glossary
Active core
CSA
DOC
LDM
RTS
TXD
Index
Index-2
Configuring unit
DSD
Index-5
MUX
Index-7
SDCP, C-2
Index-9
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