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Paradyne Compshere 3000 Series Installation Manual

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COMSPHERE
3000 SERIES CARRIER
INSTALLATION MANUAL
Document No. 3000-A2-GA31-D0
July 1999

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Summary of Contents for Paradyne Compshere 3000 Series

  • Page 1 COMSPHERE 3000 SERIES CARRIER INSTALLATION MANUAL Document No. 3000-A2-GA31-D0 July 1999...
  • Page 2 COMSPHERE 3000 Series Carrier COMSPHERE 3000 Series Carrier Installation Manual 3000-A2-GA31-D0 14th Edition (July 1999) Changes and enhancements to the product and to the information herein will be documented and issued as a new release. Warranty, Sales, Service, and Training Information Contact your local sales representative, service representative, or distributor directly for any help needed.
  • Page 3 – Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. – Do not use the telephone to report a gas leak in the vicinity of the leak. 3000-A2-GA31-D0 July 1999 Important Information...
  • Page 4 COMSPHERE 3000 Series Carrier Notices Regarding Telecommunications Equipment 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 5 (ii) cable or wiring complying with a code of practice for the installation of equipment covered by this part of BS 6328 or such other requirements as may be applicable. No d.c. interaction is intended between the apparatus and the telephone network. 3000-A2-GA31-D0 CAUTION July 1999...
  • Page 6 COMSPHERE 3000 Series Carrier All European Countries Safety Notice Interconnection circuits between a modem and any other equipment should be such that the equipment continues to comply with the requirements of EN41003 for TNV (Telephone Network Voltage) circuits and EN60950 for SELV (Safety Extra Low Voltage) circuits after making connection between circuits.

  • Page 7: Table Of Contents

    2. Cabinet Unpacking and Setup 3. Installing the Carrier and Assembly Components 3000-A2-GA31-D0 About This Document ........
  • Page 8 COMSPHERE 3000 Series Carrier 4. T1 Auxiliary Backplane 5. Connecting to the Network 6. Circuit Card Installation A. Pin Assignments T1 Auxiliary Backplane Installation ......
  • Page 9 Glossary Index 3000-A2-GA31-D0 Overview ..........
  • Page 10 COMSPHERE 3000 Series Carrier This page intentionally left blank. July 1999 3000-A2-GA31-D0...

  • Page 11: Preface

    About This Document This document contains installation information for the COMSPHERE 3000 Series Carrier and is designed to be used with: Data Service Units (DSUs): Models 3511, 3551, 3611, and 3616 Data Backup Modules (DBMs): Model 3611 Dial/lease modems: Models 3811, 3811Plus (3981),...
  • Page 12 COMSPHERE 3000 Series Carrier July 1999 3000-A2-GA31-D0...

  • Page 13: Introduction

    ..............Overview The COMSPHERE 3000 Series Carrier assembly, Figure 1-1, supports high-density mounting of the...

  • Page 14: Carrier Components

    COMSPHERE 3000 Series Carrier Carrier Components The carrier assembly is shipped with a power transformer unit. Refer to Equipment List Appendix D for details. Other carrier components are ordered separately: Power transformer unit. Provides low voltage ac power to the carrier’s internal power distribution bus.

  • Page 15: Cabinet Unpacking And Setup

    Reversing the Cabinet Doors Overview Paradyne provides a COMSPHERE 72-inch high cabinet for mounting the COMSPHERE 3000 Series Carriers. Up to six carriers can be mounted into a single cabinet. Alternatively, you can mount carriers into other commercial EIA standard 19-inch and 23-inch wide cabinets.

  • Page 16: Cabinet Setup

    COMSPHERE 3000 Series Carrier Cabinet Setup The cabinet is shipped with the following: Doors (two) Mounting rails Two factory-installed ac power strips Cabinet setup requirements consist of: Leveling the cabinet once it is in place at your site and, if needed...

  • Page 17: Installing The Carrier And Assembly Components

    ............. . 3000-A2-GA31-D0 .

  • Page 18: Overview

    COMSPHERE 3000 Series Carrier Overview The COMSPHERE 3000 Series Carrier is a metal enclosure that has seventeen slots for installing circuit cards. The Shared Diagnostic Unit (SDU) uses Slot 0; the other sixteen slots are for devices. This number is reduced...

  • Page 19: Other Carrier Equipment

    Fan module. Check for physical damage, such as broken blades. Spin fan blades manually to test for damage. 3000-A2-GA31-D0 Power transformer unit. Ensure that the unit has not been damaged, possibly causing a short circuit of internal components. Tighten any screws that may have worked loose.

  • Page 20: Positioning The Mounting Brackets

    COMSPHERE 3000 Series Carrier Positioning the Mounting Brackets The carrier has reversible mounting brackets, which allow installation in cabinets that are either 19 inches or 23 inches wide. The brackets: Are initially positioned for installation into a 19-inch cabinet. Must be reversed on the carrier for installation into an EIA standard 23-inch wide cabinet.

  • Page 21: Installing A Carrier With Threaded Screw Holes

    Installing the carrier may be a two-person task. One person holds the carrier in proper alignment, and one person installs the screws. 3000-A2-GA31-D0 Installing a Carrier With Threaded Screw Holes " Procedure 1. Place the carrier against the front rails at the bottom of the cabinet to determine where the two lower machine screws should be installed.

  • Page 22: Sdcp Installation

    COMSPHERE 3000 Series Carrier Installing a Carrier Without Threaded Screw Holes " Procedure 1. Position the carrier in the cabinet and determine the front rail holes to be used. 2. Slip a self-retaining nut (Speed Nut) onto each rail hole selected and align the hole of the nut with the hole in the rail.

  • Page 23: Installing The Sdcp Ribbon Cable

    Installed at Eye Level 496-14892 2. Remove the carrier’s cover plate by unscrewing the four captive screws. 3000-A2-GA31-D0 transformer unit is . . . Installed Not installed 3. At the rear of the carrier, disconnect the ac power cord from the carrier. Unscrew the two captive screws securing the power transformer unit.

  • Page 24: Power Transformer Unit Installation

    COMSPHERE 3000 Series Carrier 6. Attach either end of the 16-pin ribbon cable (delivered with the SDCP) to the P18 ribbon cable connector. P18-SDCP Ribbon Cable Connector 7. Feed the ribbon cable through the four built-in retainer clips provided in the carrier.
  • Page 25 P20 P19 Captive Screws 3000-A2-GA31-D0 Installing the Carrier and Assembly Components 4. Plug the power transformer output connectors into the P19 and P20 connectors on the backplane and latch them.

  • Page 26: Fan Module Installation

    COMSPHERE 3000 Series Carrier 7. Plug the other end of the power cord into one of the convenience outlets inside the cabinet, or to an external ac outlet. If you are not installing a fan module or SDCP, return to the front of the carrier and replace the cover plate. Use the smaller screwdriver to tighten the four captive screws.

  • Page 27: Installing The Sdcp

    1. Attach the connector on the free end of the ribbon cable to the back of the SDCP. SDCP Ribbon Cable Shared Diagnostic Control Panel (SDCP) 3000-A2-GA31-D0 Table 3-1 Fan Module Cooling Requirements Number of Carriers 1–2 No fan modules No fan 1 fan module...

  • Page 28: Speaker Panel Installation

    Speaker Panel Installation You can install an optional speaker panel to provide audio monitoring of any dial/lease modem installed in a cabinet containing COMSPHERE 3000 Series Carriers. Mount the speaker If there is . . . Only one carrier in the cabinet...

  • Page 29: Testing The Speaker Panel

    Screws Modem Speaker Panel Speaker Jack Figure 3-2. Speaker Panel for Dial/Lease Modems 3000-A2-GA31-D0 Installing the Carrier and Assembly Components 4. Access the Control branch and select the Speaker function. 5. Select a speaker setting of Low, Medium, or High and place a call to listen to the dialing sequence.

  • Page 30: Sgrd/Fgrd Connection

    COMSPHERE 3000 Series Carrier SGRD/FGRD Connection Grounding reduces interference. To connect frame ground (FGRD) to signal ground (SGRD) for all DSUs and modems in the carrier, install the provided wire strap between the SGRD and FGRD terminals at the rear of the carrier.

  • Page 31: Alarm Output Connection

    Carrier 6 Carrier 5 Carrier 4 Carrier 3 SGRD ALARM FGRD Carrier 2 Carrier 1 3000-A2-GA31-D0 " Procedure 1. Use pliers to pull the plastic covers off the E1 and E2 terminals. Plastic Cover Customer Supplied Alarm Light or Buzzer 2.

  • Page 32: Dial Modem Control Interface

    COMSPHERE 3000 Series Carrier 4. Insert the other end of the wire to the next carrier’s E1 terminal, if any. Repeat Steps 2, 3, and 4 until all the carriers are linked together. 5. Use a Phillips screwdriver to push the cap firmly onto the terminal.

  • Page 33: Sdu Modular Jacks And Dip Switches

    FP IN FP OUT S2 – Carrier Address 3000-A2-GA31-D0 Below the four modular jacks are two sets of DIP (dual in-line package) switches labeled S2 and S1. S2: Each device in a cabinet configuration must have a unique identity. For Model 3611 with software version 3.nn and earlier, use the top DIP...

  • Page 34: Sdu Cc/Dc Operation

    COMSPHERE 3000 Series Carrier 2. Write the carrier number on the slot label located under each slot on the SDCP or cover plate. Table 3-2 Carrier Address SDU S2 DIP Switches Carrier Number S2 DIP S2 DIP Switch S2-4 —...

  • Page 35: Installing The Sdu

    Closed (Locked) Open (Unlocked) Latch 3000-A2-GA31-D0 Installing the Carrier and Assembly Components 2. With the latch in the open position, insert the circuit card into the top and bottom card guides of the slot labeled SDU. 3. Slide the SDU circuit card into the slot until the SDU backplane connector is seated firmly in P17.

  • Page 36: Sdu Front Panel Connection

    COMSPHERE 3000 Series Carrier SDU Front Panel Connection For a cabinet configuration with multiple carriers, connect all the SDUs in a daisy chain. " Procedure 1. Use an 8-pin modular cable to connect the FP OUT jack at the rear of the SDU in one carrier to the FP IN jack of the SDU in the next carrier above or below the first connection.

  • Page 37: Nms Connection

    NMS Connection A COMSPHERE 3000 Series Carrier can be connected to a variety of Network Management Systems: 6800 Series NMS 6700 Series NMS DATAPHONE II Diagnostic Controller (DC) The control channel CC IN interface, a 6-pin modular jack on the SDU, connects the NMS to the carrier. Each...
  • Page 38 COMSPHERE 3000 Series Carrier SDU Jack Connecting To CC IN/ COMSPHERE 6800 Series NMS DC OUT CC IN/ COMSPHERE 6700 Series NMS DC OUT CC IN/ COMSPHERE Model 3610 DSU DC OUT CC IN/ COMSPHERE Models 38 xx and DC OUT...

  • Page 39: T1 Auxiliary Backplane

    Interface Connectors. 3000-A2-GA31-D0 T1 Auxiliary Backplane ........... . .
  • Page 40 " Procedure 1. Remove the power transformer unit from the front of the 3000 Series Carrier. Refer to the Transformer Unit Installation Chapter 3. 2. Remove the NIM, if present, from the back of the 3000 Series Carrier. Refer to the section in Chapter 5.
  • Page 41 3000-A2-GA31-D0 3. Install spacer assembly, using the long standoffs, nylon washer, nut, and screw. Nylon Washer SLOT 2 (10) 3000 Carrier Backplane 4. Insert and finger-tighten the two bottom row screws (3/4 length). 496-14814-01 If you are mounting the backplane on the left side, you...
  • Page 42 COMSPHERE 3000 Series Carrier Installing the T1 Network Cable Retainer " Procedure 1. Ensure that the T1 network cable retainer’s rubber pad is properly attached to the black plastic. This plastic cable retainer secures the T1 connecting cable once it is plugged in.

  • Page 43: T1 Csu And T1 Dsu/Csu Network Interface

    T1 CSU and T1 DSU/CSU Network Interface The T1 auxiliary backplane, installed over either Slots 1–8 or Slots 9–16 at the back of a 3000 Series Carrier, provides the interfaces for T1 CSUs and/or T1 DSU/CSUs to a T1 network.

  • Page 44: T1 Com Port Connection To An External Pc

    T1 COM Port Connection to an External PC Communication between the T1 CSUs and T1 DSU/CSUs in a 3000 Series Carrier and an external PC occurs through a shared communication (COM) port. The PC can be attached locally or through an external modem.

  • Page 45: Connecting To The Network

    Carrier Verify that all devices installed in each half of the carrier have compatible interfaces. You can populate COMSPHERE 3000 Series Carriers in the following configurations: All the same devices: — All DSUs and DBMs, except 4-wire Switched 56 kbps DBM —...
  • Page 46 COMSPHERE 3000 Series Carrier Mixing Devices in a Carrier Half When devices are mixed, such as DSUs with dial/lease modems, it is recommended that they be clustered together in a carrier half. A carrier half is either Slots 1–8 or Slots 9–16. From the front of the carrier, install dial/ lease modems starting with Slot 1.

  • Page 47: Interface Connectors

    50-pin connector An adapter cable, feature 3600-F2-503, to provide 8 keyed modular connectors using Pins 1, 2, 7, and 8 An adapter cable, feature 3000-F1-009, with eight 6-pin modular plugs July 1999 Connecting to the Network NIM and Straight-In Cable (Slots 1–8)

  • Page 48: Network Interface Module (Nim) Connectors

    COMSPHERE 3000 Series Carrier Use the following procedure for digital network or analog leased-line interface installation. " Procedure To install in . . . The U.S. DDS Connect the network cables, network feature 3600-F2-503 (50-pin mass termination line cable), to the carrier.
  • Page 49 PSTN devices. Plugging into an RJ11C jack may cause equipment damage and harm to the telephone network. 3000-A2-GA31-D0 4-Wire Switched 56 kbps Network Interface An optional 4-wire switched 56 kbps NIM, which has an SJA57-type connector on the back of the carrier, provides the 4-wire switched 56 kbps digital network interface.

  • Page 50: Nim Installation

    COMSPHERE 3000 Series Carrier NIM Installation To install the NIM providing the dial interface for the DBMs, dial/lease modems, or the switched 56 kbps network interface for the ISDN, 2-wire, or 4-wire switched 56 kbps DBM: " Procedure 1. Start with Slots 1– 8.
  • Page 51 See Figure 5-3. Connect a network interface cable to the 50-pin connector in the middle of the NIM. P20 P19 3000-A2-GA31-D0 If a 50-pin cable is . . . Attached to a 66A punchdown block...
  • Page 52 COMSPHERE 3000 Series Carrier July 1999 3000-A2-GA31-D0...

  • Page 53: Circuit Card Installation

    3000-A2-GA31-D0 ..........

  • Page 54: Modular Circuit Card Interface Connectors

    COMSPHERE 3000 Series Carrier Modular Circuit Card Interface Connectors A circuit card requires either a rear connector plate or a connector module to provide DTE interfaces. Modular circuit cards have ‘‘gold finger” contacts on their rear edge, which allows their removal from the carrier without disturbing the DTE cables.
  • Page 55 — A 25-pin EIA-232-D/V.24 connector. — A 25-pin ITU V.35 connector, which can be used with a modular DSU V.35 adapter plug or V.35 adapter cable (feature 3000-F1-510). Either adapter converts the 25-pin V.35 interface to the standard 34-pin V.35 interface.
  • Page 56 EIA-232 DTE interface. The 25-pin connectors can be used with a V.35 adapter plug or V.35 adapter cable (feature 3000-F1-510). Either adapter converts the 25-pin V.35 interface to the standard 34-pin V.35 interface. A 26-pin high-density D-type connector at the top, which provides the V.35 interface for either Port 1...
  • Page 57 Procedure 1. Feed the eight tabs at the bottom of the DTE interface assembly into the slots on the left or right side of the carrier. 3000 Series Carrier section, Slots 2. Insert the screws provided, but do not completely tighten them until the circuit cards are installed.

  • Page 58: Modular Circuit Card Installation

    COMSPHERE 3000 Series Carrier Modular Circuit Card Installation NOTE For a DSU with TDM or MCMP, there are two circuit cards with two faceplates that are physically attached. These occupy two slots in the carrier, but are installed as one unit.
  • Page 59 T1 Auxiliary Backplane Installation section in Chapter 4. After installing the T1 auxiliary backplane, you are ready to install a T1 CSU or T1 DSU/CSU circuit card (Figures 6-8 and 6-9). 3000-A2-GA31-D0 66-Pin Auxiliary Backplane Connector le c S ig...

  • Page 60: Filler Panel Installation

    Two or more ferrite chokes are provided with every: Model 3000 Carrier assembly with an ac power transformer unit. Attach one ferrite choke to the ac power cord and one to each network cable.
  • Page 61 V.35 Interface V.35 Cable Figure 6-10. Examples of Installed Ferrite Chokes, Carrier Rear View 3000-A2-GA31-D0 5. For the ac power cable or other thin cable, secure the ferrite choke in place with a cable tie wrap. Ferrite Choke Wrap Refer to Figure 6-10 for examples of installed ferrite chokes.
  • Page 62 COMSPHERE 3000 Series Carrier This page intentionally left blank. 6-10 July 1999 3000-A2-GA31-D0...

  • Page 63: Pin Assignments

    Table A-1 provides the digital or analog leased-line network interface connector pin assignments. 3000-A2-GA31-D0 Pin Assignments ........... . .

  • Page 64: Nim Interface Connections

    COMSPHERE 3000 Series Carrier NIM Interface Connections One or two optional 50-pin NIMs provide the interface to the dial network or the 2-wire switched 56 kbps digital network. Table A-2 provides the permissive dial NIM pin assignments for dial, ISDN, and 2-wire switched 56 kbps applications.

  • Page 65: Nms Interface Connections

    3 or 11 4 or 12 5 or 13 6 or 14 7 or 15 8 or 16 3000-A2-GA31-D0 NMS Interface Connections For NMS/SDU connections: Ring Table A-6 provides the SDU to NMS pin assignments. Table A-7 supplies the SDU to SDCP pin assignments.

  • Page 66: 50-Pin Modular Plugs

    COMSPHERE 3000 Series Carrier 50-Pin Modular Plugs The 24-port DTE interface uses a 26-gauge stranded octopus cable with a 50-pin modular plug. The octopus cable contains 24 6-pin modular cables, as shown in Figure A-2. Figure A-3 shows a 50-pin modular plug conversion cable used for digital and leased-line networks.
  • Page 67 R1 (transmit) T1 (transmit) T (receive) R (receive) R1 (transmit) T1 (transmit) T (receive) R (receive) 3000-A2-GA31-D0 Pin Assignments for Analog V.32 DBM Programmable – RJ45S Network Interface Modular 50-Position Pin # Pin # 1 of 8 2 of 8...
  • Page 68 COMSPHERE 3000 Series Carrier Table A-10 Pin Assignments for Dial Permissive – RJ11C Network Interface Cable, Feature 3600-F2-505 50-Position Signal Modular Pin # Name Plug # Ring Ring Ring Ring Ring Ring Ring Ring Pin Assignments for 50-Pin to Eight 6-Pin...

  • Page 69: Carrier Backplane Connectors

    Slots 1–8 for Slots 9–16 P23 & P24 P25 & P26 Figure A-4. Connectors on the COMSPHERE 3000 Series Carrier Backplane 3000-A2-GA31-D0 Table A-12 provides descriptions of the connectors on the right and left side of the carrier’s backplane.

  • Page 70: D-Lead Control Interface

    COMSPHERE 3000 Series Carrier D-Lead Control Interface The COMSPHERE dial/lease D-lead control interface is used in modem-pooling applications to cause the modem to go off-hook in the Originate mode. This interface is provided on connector J1 for Slots 1–8 and connector J2 for Slots 9–16.

  • Page 71: T1 Csu And T1 Dsu/Csu Interface Connectors

    Unless otherwise noted, the interface connections apply to both T1 CSUs and T1 DSU/CSUs. 3000-A2-GA31-D0 Interface Connectors ........... . .
  • Page 72 COMSPHERE 3000 Series Carrier Connector Quantity T1 Type CSU and DSU/CSU Network CSU and Interface DSU/CSU Clock In DSU/CSU Port 1 & 2 CSU and DSU/CSU Diagnostic CSU and Chan DSU/CSU DIAGNOSTIC CHAN PORT PORT PORT PORT SLOT 7 (15) SLT 8 (16) Figure B-1.

  • Page 73: T1 Network Interface Connector

    Table B-2 shows the pin assignments for the 50-pin Telco plug RJ48H connector. Plugs (Unkeyed) 50-Pin Telco-Type Socket 2.5 Feet Figure B-2. T1 Network Interface Connector 3000-A2-GA31-D0 T1 Network Interface Connector (RJ48H) Signal Transmit Ring Transmit Tip Receive Ring Receive Tip...

  • Page 74: Dsx-1 Port Dte Interface

    COMSPHERE 3000 Series Carrier DSX-1 Port DTE Interface The DSX-1 cable is typically supplied by a DTE vendor (see Figure B-3) and is a: 22 AWG solid, individually shielded twisted pair cable with drain wire. DB15 plug. Be sure to connect the shield ground only at the T1 DSU/CSU end as shown to prevent ground loops.

  • Page 75: Com Port Interface

    COM port adapter cable. 8-Position Modular Plug Keyed Connection RX Data Ground TX Data Connection Figure B-4. COM Port-to-PC Cable 3000-A2-GA31-D0 DB25 Type Number TX CLK RX Data Ground TX Data RX CLK Figure B-5. COM Port-to-PC Adapter Socket RX Data...

  • Page 76: Port Interfaces

    COMSPHERE 3000 Series Carrier The async terminal connection uses the: COM port-to-terminal/printer cable. This cable is a 14-foot, 26 AWG 8-conductor cable with an 8-position modular plug keyed connector and a DB25 plug connector (see Figure B-7). COM port adapter connector with an 8-position keyed modular jack (see Table B-4).
  • Page 77 RTS-A RTS-B CTS-A CTS-B RLSD-A RLSD-B Sig. Common Rcv. Common TT-A TT-B Sig. Common Figure B-8. EIA-530-A to RS-449 Adapter Cable 3000-A2-GA31-D0 RS-449 Port Interface Connector Signal Shield Signal Ground Signal Receive Ground Shield Send Common TD-A TD-B Send Data...
  • Page 78 COMSPHERE 3000 Series Carrier V.35 Port Interface Connector The V.35 Port Interface connector and adapter information is shown in Figure B-9 and Table B-7. DB25 MS34 Signal Plug Socket Shield TD-A TD-B RD-A RD-B TXC-A TXC-B RXC-A RXC-B RLSD Sig. Common...
  • Page 79 Pin 14 Pin 1 Pin 13 Pin 25 Chassis Ground Signal Ground CD (RLSD) Figure B-10. Standard EIA-232-D Crossover Cable 3000-A2-GA31-D0 Plug Plug July 1999 T1 CSU and T1 DSU/CSU Interface Connectors Pin 1 Pin 14 Pin 25 Pin 13...

  • Page 80: Diagnostic Channel Extension Cable

    COMSPHERE 3000 Series Carrier Diagnostic Channel Extension Cable To connect two T1 auxiliary backplanes, a 12-inch cable with 8-pin modular plugs at each end is used (see Figures B-11 and B-12). 8-Pin Modular Plug Figure B-11. Diagnostic Channel Extension Cable Connectors 12"...

  • Page 81: Technical Specifications

    Technical Specifications Technical Specifications for the COMSPHERE 3000 Series Carrier Technical Specifications ENVIRONMENT Operating Temperature Storage Temperature Relative Humidity Shock and Vibration POWER REQUIREMENTS Carrier with ac power supply (maximum capacity) 100 Vac (approved for use with Models 3811, 3821, 3911, 3921, 3981)
  • Page 82 COMSPHERE 3000 Series Carrier Technical Specifications for the COMSPHERE 3000 Series Carrier Technical Specifications POWER REQUIREMENTS (Continued) Shared Diagnostic Unit (SDU) Model 3151 Model 3161 Model 3511 Models 3551 and 3611 DBM-D, DBM-I, DBM-S or DBM-V Models 3551, 3611, and 3616 with DBM...
  • Page 83 Technical Specifications for the COMSPHERE 3000 Series Carrier Technical Specifications HEAT DISSIPATION (MAXIMUM) Shared Diagnostic Unit (SDU) Model 3151 T1 CSU Model 3161 T1 DSU/CSU Model 3511 DSU Models 3551 and 3611 DSUs DBM-D, DBM-I, DBM-S or DBM-V Models 3551, 3611, and 3616 with DBM...
  • Page 84 COMSPHERE 3000 Series Carrier Technical Specifications for the COMSPHERE 3000 Series Carrier Technical Specifications PHYSICAL DIMENSIONS (Continued) Models 3511, 3551, 3611, 3616, 3811, 3911, 3921 1-port, 3981 Height Width (thickness) Depth Model 3821 Height Width (thickness) Depth Model 3611 with TDM or MCMP and...
  • Page 85 Technical Specifications for the COMSPHERE 3000 Series Carrier Technical Specifications WEIGHT (Continued) Shared Diagnostic Control Panel (SDCP) Rear Connector Plate (2-port) 25-pin EIA-232/25-pin V.35 6-port MUX Connector Module 2-slot Triple Modem Connector Module 24-port DTE Interface Assembly Speaker Panel Shared Diagnostic Unit (SDU)
  • Page 86 COMSPHERE 3000 Series Carrier Technical Specifications for the COMSPHERE 3000 Series Carrier Technical Specifications DTE INTERFACE Model 3151 Physical Interface Framing Format Coding Format DTE Line Equalization Send AIS Model 3161 (DSX-1) Physical Interface Framing Format Coding Format DTE Line Equalization...

  • Page 87: Equipment List

    Information Table D-1 provides document ordering information. Document Name COMSPHERE 3000 Series Carrier Installation Manual COMSPHERE – 48 Vdc Central Office Power Unit Installation Guide ACCULINK 3151 CSU and 3161 DSU/CSU General Information Guide ACCULINK 3100 Series Harmonica Block Adapter, Feature Number 3100-F1-940, Installation Instructions ACCULINK 3150 and 3151 CSU Operator’s Guide...
  • Page 88 COMSPHERE 3000 Series Carrier Document Name COMSPHERE 3800 Series Modems, Models 3810, 3811, and 3820, User’s Guide COMSPHERE 3821 Plus Modem User’s Guide COMSPHERE 3900 Series Modems, Models 3910 and 3911, Point-to-Point/Multipoint, Installation and Operation Manual COMSPHERE 392 xPlus Modems, Models 3920 Plus and 3921 Plus , Technical Reference Manual COMSPHERE 3800 Plus Modems User’s Guide...

  • Page 89: Equipment List

    Shared Diagnostic Control Panel (SDCP) with Ribbon Cable Spare Ribbon Cable for SDCP Models 3811, 3911, and 3921 Speaker Panel Shared Diagnostic Unit (SDU) Rear Connector Plate, 25-Pin EIA-232/25-Pin V.35 3000-A2-GA31-D0 Table D-2 (1 of 4) Equipment List Feature Number...
  • Page 90 COMSPHERE 3000 Series Carrier Equipment Filler Panel Modular DSU V.35 Adapter Cable, 25-Pin to 34-Pin (Plug EIA-232/Socket V.35) 6-Port V.35 Interconnect Cable,1 (26-pin/V.35) Carrier DBM, DBM-D, DBM-I, or DBM-V Network Interface Module Permissive (1 per 8 carrier slots) Programmable (1 per 8 carrier slots) – only for V.32 DBM...
  • Page 91 DATAPHONE II Device CC IN Connector Cable CC OUT Connector 871B Adapter DC IN Connector 870A Adapter DC OUT Connector 872A Adapter These adapter cables are extended using a 4400-F1-501/504 or 3000-F1-013/014 cable. 3000-A2-GA31-D0 Table D-2 (3 of 4) Equipment List...
  • Page 92 COMSPHERE 3000 Series Carrier Equipment T1 Auxiliary Backplane T1 Network Interface Multiport Adapter, 50-pin socket to eight 8-pin Modular Plugs (RJ48H-RJ48C), 30 Diagnostic Channel Extension, 8-pin Modular Plug to 8-pin Modular Plug, 1 T1 COM Port Adapter, DB25 Plug to 8-pin Modular Jack, 2...
  • Page 93 ASDS Async Terminal AT command set 3000-A2-GA31-D0 Glossary Alternating current. A product family and a registered trademark. The core that is transmitting data. For example, the DBM is the active core when the unit is in Backup mode. In the case of a DBM-D, DBM-I, DBM-S, or DBM-V, the primary core and the active core are the same.
  • Page 94 The rack mounting that contains 17 slots: 1 SDU control slot and 16 device slots. A device that is designed for installation in a COMSPHERE 3000 Series Carrier and used at central-site operations. Up to 16 devices can be installed per carrier, with six carriers per cabinet.
  • Page 95 DBM-S DBM-V DBM-X 3000-A2-GA31-D0 See rear connector plate. A device that is, for diagnostic purposes, at the logical head of a hierarchical network. It is the unit from which tests and commands are issued to other units on the same circuit. There is only one control per link.
  • Page 96 COMSPHERE 3000 Series Carrier device Diagnostic Channel Diagnostic Console Dial dial network digital bridging DIP switch D-lead control downstream DPII DSX-1 EIA-232-D Glossary-4 Diagnostic Control Panel. The front panel of a device that continuously provides status information about the device’s operation and allows an operator to manage its operation.
  • Page 97 Frame ground. A ferrite choke is attached to a cable on the COMSPHERE 3000 Series Carrier to reduce electromagnetic interference and ensure compliance with FCC Part 15 Rules. Prevents accidental contact with the COMSPHERE 3000 Series Carrier backplane. Installed in all carrier slots that do not have a circuit card installed.
  • Page 98 COMSPHERE 3000 Series Carrier LATA leased line Make Busy MCMP MI/MIC modem modular circuit card multiplex multipoint circuit multipoint line network address Glossary-6 Local Area Network. A network that spans a small geographic area (e.g., a building). Local Area Transport Area. A region served by a LEC that consists of one or more area codes.
  • Page 99 Used for hardwiring cable circuits of a network interface. Used with modular devices, a connector plate is installed onto the rear of the COMSPHERE 3000 Series Carrier. It contains two DTE connectors and functions as an interface between the modular device and the DTE.
  • Page 100 An additional capability for DDD NIMs. This feature permits an extra dial line to be connected to a COMSPHERE 3000 Series Carrier. It can be used for NIMs or as a backup line when the primary line goes down.
  • Page 101 2-2 reverse door, 2-2 setup, 2-1–2-2 cable 50-pin connector, A-1 EIA-232-D crossover, B-9 cable retainer, for T1 auxiliary backplane, 4-4 3000-A2-GA31-D0 Index carrier assembly, 1-1–1-2 backplane connectors, A-7 brackets, 3-4 components, 1-2, 3-2 device arrangement, 5-2 equipment, 3-2–3-4 equipment list, D-3–D-6...
  • Page 102 COMSPHERE 3000 Series Carrier DB25 port interface, EIA-530-A, B-6 DC, SDU DIP switch, 3-18 DC OUT/DC IN, SDU jack, 3-17–3-19 devices, in carrier, 5-1–5-2 diagnostic channel, extension for T1, B-10 dial, NIM, A-2 dial modem, control interface, 3-16 digital network connections, A-1 network interface, 5-3–5-4...
  • Page 103 6-3 ribbon cable, installation for SDCP, 3-7–3-9 RS-449 port interface, connector, B-7 SDCP installation, 3-6–3-9 status indicators, 3-6 testing install, 3-12 3000-A2-GA31-D0 CC/DC operation, 3-18 front panel connection, 3-20 installation, 3-16–3-19 interface connections, A-3 status indicators, 3-16 testing install, 3-20...

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Comsphere 3000 series

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