Paradyne 7974 Installation Instructions Manual
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Paradyne 7974 Installation Instructions Manual

Tdm sdsl standalone termination units
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®
Hotwire
TDM SDSL Standalone Termination Units
Models 7974-A2, 7975-A2, and 7976-A2

Installation Instructions

Document Number 7900-A2-GN11-20
December 2001

Product Documentation Online

Complete documentation for this product is available at www.paradyne.com. Select
Library
Technical Manuals
Select the following document:
7900-A2-GB21
Hotwire TDM SDSL Standalone Termination Units,
Models 7974-A2, 7975-A2, 7976-A2, User's Guide
To order a paper copy of a Paradyne document:
T
Within the U.S.A., call 1-800-PARADYNE (1-800-727-2396)
T
Outside the U.S.A., call 1-727-530-8623
Be sure to register your warranty at www.paradyne.com/warranty.

Package Checklist

Verify that your package contains:
®
Hotwire
TDM SDSL Standalone Termination Unit
24 VDC power transformer with separate power cable
– or –
6-conductor direct connection DC power cable
8-position-modular-to-8-position-modular network cable
DB9-to-8-position modular terminal cable
Notify your sales representative if anything is missing.
Hotwire DSL Systems.
1

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Summary of Contents for Paradyne 7974

  • Page 1: Installation Instructions

    Technical Manuals Select the following document: 7900-A2-GB21 Hotwire TDM SDSL Standalone Termination Units, Models 7974-A2, 7975-A2, 7976-A2, User’s Guide To order a paper copy of a Paradyne document: Within the U.S.A., call 1-800-PARADYNE (1-800-727-2396) Outside the U.S.A., call 1-727-530-8623 Be sure to register your warranty at www.paradyne.com/warranty.

  • Page 2: Installation Overview

    Installation Overview Installation and configuration of the Hotwire 797x Standalone Termination Unit consists Connecting power to the unit. Connecting to the network. Connecting to a DTE. Connecting a system terminal. Providing initial unit identity information or changing existing identity information. Configuring your unit using the Configuration Edit menus.
  • Page 3 Connecting the Unit to an Optional External +24 or – 48 VDC Power Source Using the DC power cable, the unit is capable of operating on a +24 VDC or –48 VDC SELV power supply. Procedure To use the DC power cable for +24 VDC: 1.

  • Page 4: Connecting To The Network

    Use only Cat 5 twisted-pair network cable. Connecting to a DTE Model DTE Connection 7974 The DSX-1 interface is an RJ48C, 8-position, unkeyed modular connector. An RJ48C-to-DB15 T1 network interface adapter cable is available from Paradyne.
  • Page 5 LEDs The following table contains a description of the LEDs on the Hotwire 797x Standalone Termination Unit’s front panel. Label Color LED is . . .* POWER Green Slow Cycling ALARM TEST Yellow Slow Cycling Green Slow Cycling Fast Cycling DSX-1 Green G.703...

  • Page 6: Connecting To A System Terminal

    Connecting to a System Terminal An optional system maintenance terminal may be attached to your Hotwire 797x Standalone Termination Unit through the modular jack on the rear panel. The system maintenance terminal allows you to view the status of the unit and change configuration options.

  • Page 7: Asynchronous Terminal Interface Menu

    7975: (Not Applicable) Statistics 7976: G.703 Statistics Network Performance Statistics 7974: (Not Applicable) 7975: Sync Data Port Tests 7976: (Not Applicable) 7974: Network and DSX-1 Tests 7975: Network Tests 7976: Network and G.703 Tests Network Main Test Configuration Display Identity...

  • Page 8: Entering Identity Information

    Entering Identity Information After accessing your unit for the first time, use the Change Identity screen to determine SNMP administrative system information that will be displayed on the Identity screen of the Status branch. To access the Identity screen, follow this menu selection sequence: Main Menu Control Selecting a Configuration Method...

  • Page 9: Configuration Edit/Display

    Displaying Configuration Options To display configuration options, you must first load a configuration into the edit area. To load a configuration option set into the configuration edit area, follow this menu selection sequence: Main Menu Configuration (Load Configuration From) Make a selection by placing the cursor at your choice and pressing Enter. If you select .
  • Page 10 (Table 7) (Table 9) (Table 11) To Configure the . . . DSL network interface on the unit. DSX-1 interface (Model 7974) Synchronous DTE interface (Model 7975) G.703 interface (Model 7976) General system options of the unit. Unit’s COM port options.
  • Page 11 DSL Line Rate field. DSL Line Rate Possible Settings (depends on model): 144, 272, 400, 528, 784, 1040, 1552, 2064 Default Setting (Model 7974): 1552 Default Setting (Model 7975, 7976): 2064 Determines the fixed line rate of the LTU when AutoRate is disabled.
  • Page 12 Table 1. Network Interface Options (2 of 2) EIA-530 Payload Rate Possible Settings (Model 7974): 64, 128, 256, 384, 512, 768, 1024, 1536 Default Setting: [Highest multiple of 64 Kbps supported by the DSL Line Rate] Possible Settings (Model 7976): 64, 128, 192, 256, 320, 384, 448, 512, 576, 640,...
  • Page 13 Table 2. DSX-1 Interface Options – Model 7974 Line Coding Possible Settings: AMI, B8ZS Default Setting: B8ZS Specifies the line coding format to be used by the DSX-1 interface. Line Framing Possible Settings: ESF, D4 Default Setting: ESF Specifies the framing format to be used by the DSX-1 interface.
  • Page 14 Table 3. Synchronous Data Port Options – Model 7975 (1 of 2) Port Type Possible Settings: E530A, V.35, RS449, X.21 Default Setting: E530A Determines the port type for the data port. NOTE: If X.21 is selected for Port Type, set Send All Ones on Data Port Not Ready to RTS or Disable.
  • Page 15 Table 3. Synchronous Data Port Options – Model 7975 (2 of 2) Send All Ones on Data Port Not Ready Possible Settings: Both, Disable, DTR, RTS Default Setting: Both Specifies the conditions on the data port that determine when valid data is not being sent from the DTE.
  • Page 16 Table 4. G.703 Interface Options – Model 7976 Framing Possible Settings: Framed, Unframed Default Setting: Framed Specifies whether G.704 framing is used for the G.703 interface. Line Coding Possible Settings: AMI, HDB3 Default Setting: HDB3 Specifies the line coding format to be used by the G.703 interface. Line Framing Possible Settings: CRC4, noCRC4 Default Setting: noCRC4...
  • Page 17 Default Setting: 10 Number of minutes for a test to be active before automatically ending. Telco Initiated Loopback (Model 7974) Possible Settings: Enable, Disable Default Setting: Enable Determines if the unit will respond to loopback commands on the DSX-1 interface.
  • Page 18 Table 6. Communication Port Options (1 of 2) Port Use Possible Settings: Terminal, Net Link Default Setting: Terminal Specifies how the communications port is to be used. Port Type Possible Settings: Asynchronous, Synchronous Default Setting: Asynchronous When Port Use is set to Net Link, Port Type controls whether the communication port will be asynchronous or synchronous.
  • Page 19 Table 6. Communication Port Options (2 of 2) Ignore Control Leads (Terminal Use Only) Possible Settings: Disable, DTR Default Setting: Disable Specifies whether DTR is used. Login Required (Terminal Use Only) Possible Settings: Enable, Disable Default Setting: Disable Specifies whether an ID and password are required to access the asynchronous terminal interface on the communication port.
  • Page 20 Table 7. Telnet Session Options Telnet Session Possible Settings: Enable, Disable Default Setting: Enable Specifies if the unit will respond to a Telnet session request from a Telnet client on an interconnected IP network. Telnet Login Required Possible Settings: Enable, Disable Default Setting: Disable Specifies whether a user ID and password are required to access to the ATI through a Telnet session.
  • Page 21 Table 8. Communication Protocol Options Node IP Address Possible Settings: 001.000.000.000 – 223.255.255.255 Default Setting: 000.000.000.000 Specifies the Node IP address. Node Subnet Mask Possible Settings: 000.000.000.000 – 255.255.255.255 Default Setting: 000.000.000.000 Specifies the Node Subnet Mask. Default Network Destination Possible Settings: None, COM, DSL Default Setting: None Specifies where the default management network is connected.
  • Page 22 Table 9. General SNMP Management Options SNMP Management Possible Settings: Enable, Disable Default Setting: Disable Enable or disables the SNMP management features. Community Name 1 Possible Settings: ASCII text field , Public Default Text: Public Identifies the name of the community allowed to access the unit’s MIB. The community name must be supplied by an external SNMP manager when that manager attempts to access an object in the MIB.
  • Page 23 Table 10. SNMP NMS Security Options NMS IP Validation Possible Settings: Enable, Disable Default Setting: Disable Specifies whether security checking is performed on the IP address of SNMP management systems attempting to access the node. Number of Managers Possible Settings: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 Default Setting: 1 Specifies the number of SNMP management systems that can send SNMP messages.
  • Page 24 Table 11. SNMP Traps Options SNMP Traps Possible Settings: Enable, Disable Default Setting: Disable Controls the generation of SNMP trap messages. Number of Trap Managers Possible Settings: 1, 2, 3, 4, 5 Default Setting: 1 Sets the number of SNMP management systems that will receive SNMP traps. NMS n IP Address Possible Settings: 001.000.000.000 –...

  • Page 25: Configuring The Unit Using The Internal Switches

    Configuring the Unit Using the Internal Switches Use internal Switchpacks S3 and S4 to manually configure the unit. Use Hotwire 797x Standalone Termination Unit Switchpack S3 and S4. HANDLING PRECAUTIONS FOR STATIC-SENSITIVE DEVICES This product is designed to protect sensitive components from damage due to electrostatic discharge (ESD) during normal operation.

  • Page 26: Switchpack Locations

    Switchpack Locations Use the following illustration to locate Switchpacks S3 and S4. Switchpack S3 & S4 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Figure 1. Hotwire 797x Standalone Termination Unit Switchpack Locations Rear 1 2 3 4 5 6 7 8...

  • Page 27: Model 7974 Switchpack Definitions

    Off denotes 0 (zero) and On denotes 1 (one). 000 (all Off) = 0–133 feet Table 13. Line Equalization, Switches 6– 8 on Switchpack S4 (Model 7974) Switch Position Line Equalization 0–133 feet...
  • Page 28 Table 14. Switchpack S3 Definitions (Model 7974) Switch # . . . Allows you to . . . Control whether the unit is an LTU or an NTU. OFF = NTU ON = LTU Control whether the unit automatically adjusts to the best line rate for conditions, or is fixed at the rate set by Switches S3-3 through S3-5.

  • Page 29: Model 7975 Switchpack Definitions

    Table 15. DSL Line Rate, Switches 3–5 on Switchpack S3 (Model 7974) Switch Position DSL Line Rate 1552 Kbps 144 Kbps 272 Kbps 400 Kbps 528 Kbps 784 Kbps 1040 Kbps 1552 Kbps Model 7975 Switchpack Definitions Table 16 through Table 19 list Model 7975 Switchpack definitions.
  • Page 30 NOTE: Sync Port and DSL Line Rates can only be selected from a unit configured as the LTU (Switchpack S3 #1) with AutoRate disabled (Switchpack S3 #2). Table 17. Selectable Payload Rates (Model 7975) (1 of 2) Sync Port Payload Rate 2048 Kbps (32 x 64) 1984 Kbps (31 x 64) 1920 Kbps (30 x 64)
  • Page 31 Table 17. Selectable Payload Rates (Model 7975) (2 of 2) Sync Port Payload Rate 320 Kbps (5 x 64) 256 Kbps (4 x 64) 192 Kbps (3 x 64) 128 Kbps (2 x 64) 64 Kbps (1 x 64) NOTE: The 1 Mbps unit Payload Rate defaults to 1024 Kbps (all OFF).
  • Page 32 Table 19. DSL Line Rate, Switches 3–5 on Switchpack S3 (Model 7975) Switch Position DSL Line Rate 2064 Kbps (2 Mbps unit only) 144 Kbps 272 Kbps 400 Kbps 528 Kbps 784 Kbps 1040 Kbps 1552 Kbps (2 Mbps unit only) NOTE: On 1 Mbps units the DSL line rate defaults to 1040 Kbps (all OFF).

  • Page 33: Model 7976 Switchpack Definitions

    Model 7976 Switchpack Definitions Table 20 through Table 22 list Model 7976 Switchpack definitions. Table 20. Switchpack S4 Definitions (Model 7976) Switch # . . . Allows you to . . . Enable or disable Switchpacks S3 and S4. OFF = Switchpacks Disabled ON = Switchpacks Enabled Control line termination.
  • Page 34 Table 21. Switchpack S3 Definitions (Model 7976) Switch # . . . Allows you to . . . Control whether the unit is an LTU or an NTU. OFF = NTU ON = LTU Control enabling and disabling of the AutoRate capability. Valid only for a unit configured as the LTU.

  • Page 35: Important Safety Instructions

    Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. Input power to this product must be provided by one of the following: (1) a UL Listed/CSA Certified power source with a Class 2 or Limited Power Source (LPS) output for use in North America;...

  • Page 36: Emi Notices

    EMI Notices UNITED STATES – EMI NOTICE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 37 CAUTION: Users should not attempt to make such connections themselves, but should contact the appropriate electric inspection authority, or electrician, as appropriate. The Ringer Equivalence Number (REN) assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface.

  • Page 38: Warranty, Sales, Service, And Training Information

    Warranty, Sales, Service, and Training Information Contact your local sales representative, service representative, or distributor directly for any help needed. For additional information concerning warranty, sales, service, repair, installation, documentation, training, distributor locations, or Paradyne worldwide office locations, use one of the following methods: Internet: Visit the Paradyne World Wide Web site at www.paradyne.com.
  • Page 40   "   *7900-A2-GN11-20*...

This manual is also suitable for:

79757976Hotwire 7974-a2Hotwire 7975-a2Hotwire 7976-a2

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