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Digi 90031300 manual Daisy Chaining T1 Modem Bank Units, Synchronous Ports and Terminal Port

Models: 90031300

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Daisy Chaining T1 Modem Bank Units

The HOST OUT connector of each unit must be connected to the HOST IN connector of the next unit in the daisy chain. A terminator plug is then installed on the HOST OUT connector of the last unit in the daisy chain. See Figure 8.

Figure 8			Synchronous Ports and Terminal Port

16	T1 Modem Bank

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Digi 90031300 manual Daisy Chaining T1 Modem Bank Units, Synchronous Ports and Terminal Port

Contents

AccelePort T1 Modem Bank Page Table of Contents T1 Modem Bank Contents List of Figures List of Tables Regulatory Statements Federal Communications Commission FCC StatementProblems with your T1 Modem Bank FCC PartIndustry Canada Compliance Statement AccelePort T1 Modem Bank Overview T1 Modem Bank Chassis, Front ViewT1 Modem Bank Shipping Carton Contents UnpackingCarrier Approval CSU ModePlanning the T1 WAN Interface Line Build Out CSU SpecificationT1 Cable Specification CSU Technical DescriptionParameters Specified to the Carrier General Information Requirements for T1 Modem Bank SetupPlanning Worksheets T1 Modem Bank Worksheet Type Number or Checkmark DescriptionHardware Installation T1 Modem Bank Power Supply Installation/ReplacementPower Supply T1 Modem Bank Standalone or Rack Installation Standalone Installation Procedure Bracket Position For 19-inch Rack Requirements for Rack InstallationsMounting Bracket Installation for a 24-inch Rack Bracket Position For 24-inch Rack General Rack Installation Directions T1 Modem Bank Unit Spacer735 Line CardDaisy Chaining T1 Modem Bank Units Synchronous Ports and Terminal PortDaisy Chain Example Two Daisy Chains of T1 Modem Banks to be Connected LocallyConnecting a Modem Remote T1 Modem Bank UnitsFault Tolerance Mixing EPC Concentrators with T1 Modem Bank UnitsInstalling the PCI Host Adapter in your Computer EPC/X Host Adapter InstallationConfiguring the Host Adapter PCI Host AdaptersISA Host Adapters Setting the I/O Port AddressDIP Switch Settings for I/O Port Address Installing the ISA Host Adapter in your Computer Factory-Set Jumper J1Eisa Host Adapters Installing the Eisa Host Adapter in your ComputerSystem Configuration Factory-Set JumpersBelow 1 Megabyte Above 1 MegabyteConnecting the EPC/X Host Adapter to the T1 Modem Banks EPC/X Host Adapter Connected Locally to T1 Modem BanksLocal and Remote T1 Modem Bank Units Software Installation and Configuration Setting the Node NumberT1 Modem Bank Display Panel Installing Download Error Message Codes Post FailureRestarting Post Possible ProblemDisplay Panel Status Indicators Display Panel Status Codes Segment Meaning Description DisplaySeverely Errored Software Installation for Novell Systems IntroductionInstalling Snmp Installing the EPC/X AIO Device DriverInstalling the AIO Application Installing QuickManagerMain Screen Configuring the T1 Modem BanksLoad dgt1cfg.nlm T1 Modem Bank Configuration Screen Installing the Windows NT Snmp Service Software Installation for Windows NT SystemsInstalling the EPC/X Windows NT Device Driver Windows NTHost System Installation Installing RASInstalling the Management Software Remote System Installation ∙ QuickManager mode T1 Modem Bank ConfigurationConfiguring via QuickManager ∙ terminal port mode ∙ display panel modeLine Card Status Display Line Card Options Display Configuring via the Terminal Port Configuring via the Display Panel T1 Modem Bank Configuring via the Serial Port Interface Initial screen is shown below Configuration modification User selects short-haul for the span-type by enteringT1 Modem Bank Equipment List System Information Modem Switchhook Status Alarm Status LOS T1 Modem Bank Diagnostics Running Diagnostics with QuickManager Modem Test ResultsRunning Diagnostics from the Display Panel Running Diagnostics from the Terminal Port Press ? to see the configuration/diagnostic menu Diagnostics Test 1 Front Panel Test Diagnostic Test DescriptionsTest 3 Timer Test Test 2 RAM TestTest 6 Sync Internal Loopback Test Test 4 Line Card TestTest 5 Modem Test Test 9 Watchdog Test Test 7 Sync External Loopback TestTest 8 Eeprom Test Component Removal and Installation Component Level TroubleshootingLine Card Removal and Replacement Component Removal and Installation Modem Card Removal and Installation/Replacement Modem Card RemovalModem Card Types of Modem Cards Modem Revision DescriptionModem Card Installation/Replacement Quick Manager Modem Revision ScreenT1 Modem Bank Power Supply Removal Power Supply Fan Assembly Removal and Replacement Fan AssemblyFuse Replacement AC Power InletConnections to the Telephone Network Functional Block Diagram of the T1 Modem Bank Alarms on a T1 SpanAlarm Reason for Alarm Result of Alarm T1 Modem Bank InteractionPhysical Specifications T1 Modem Bank Power Cord SpecificationsRack Specifications T1 Modem Bank Rack SpecificationsStandalone Unit Specifications T1 Modem Bank Environmental RequirementsT1 Loop Back Plug Daisy Chain CablesTerminator Plug Emissions SafetyT1 Modem Bank Certification TelecomGlossary GlossaryT1 Modem Bank Contention for Memory Addresses Appendix a Memory ConflictsEGA/VGA ROM Bios Typical PC Memory Usage 1st MegabyteConflicts Between 8-Bit and 16-bit Memory Devices Eisa Host Adapters Wire, Internally Clocked Mode# Baud Rate Wire Synchronous Modem External Clock Mode# Baud RateWire, Self Clocked Mode# Baud Rate Appendix C Terminal Port Cable Signal Pin RJ-45 PlugConnector for Sync Channels Terminal PortEight-Wire Direct Daisy Chain Cable Wiring Appendix E Generic T1 Modem Bank Wiring ModesEight-Wire Direct Wiring Four-Wire Direct Wiring Four-Wire Direct Daisy Chain Cable WiringBaud Rate Maximum Cable Length Restrictions on Daisy Chain Cable LengthsDaisy Chain Cable Length vs. Baud Rate Eight-Wire Synchronous Modem Wiring RS-232 Synchronous Modem CablesRS-422 Synchronous Modem Cables Appendix F Modem AT Command Set Basic AT CommandsReturned when n = 0 or Dn Dial CommandEn AT Command Echo Options Fn Online Echo Command no operationMn Speaker Control dummy command Returned when n = 0, 1, 2, 3 orLn Speaker Volume dummy command Modem IdentificationO3-14 Sn? Read S Register n Enable Tone dialingReturned when n = 0, 1 or Vn Result Code FormatYn Dummy Command Zn Recall Stored ProfileCn Data Carrier Detect Option Async Only Load Factory SettingsBn Autoretrain Dn Data Terminal Ready OptionKn Set Flow Control Jn Dummy Command for AutoSyncGn Guard Tone Operation Ln Dial-Up/Leased-Line OptionRn CTS/RTS Option non-CTS Flow Control Mode Mn Select Sync, Async or AutoSync Mode OptionsQn Communications Mode Option Pn Dial Pulse RatioSn Data Set Ready Option Tn Self Test CommandsReturned when n = 0, 3, 4, 5, 7 or Wn Store Active Profile Vn View Active Configuration and Stored ProfileResult Codes Returned when n = 0 or Zn=x Store Telephone Number Yn Select Stored Profile on PowerupXn Sync Transmit Clock Source An Set Autoreliable Fallback Character AT% Percent CommandsGn Auto Fallforward/Fallback Enable Cn Data CompressionAT\ Backslash Commands \Jn Constant DTE Speed Option \Kn Set Break Control\Qn DTE Flow Control Options \Tn Set Inactivity Timer\Nn Modem Protocol Options \Vn Protocol Result Code\Xn Set XON/XOFF Passthrough Option AT- Dash Commands JnSet V.42 Detection PhaseNn V.42bis Dictionary Size AT Quote CommandsHn V.42bis Compression Control On Select V.42bis Maximum String Length+FTS=n Class 1 FAX Commands+FTM=? FAX Normal Mode Transmit Capabilities +FRS=n122 Supported FAX Transmit/Receive Modulations121 145+FAXERR T.30 Session Error Report Class 2 FAX Commands+FAA=n FAX Auto Answer Enable Capability to Receive Data Bit Order SelectionCopy Quality Checking +FCTCRTY ECM Retry Count+FDCC FAX Capability Parameters+FDCS Current Session Results+FDFFC Data Compression Format Conversion Current Session ParametersError Correction Mode Control Begin or continue Phase C Receive DataBegin Phase C Data Transmission Transmit Page PunctuationPhase C Received EOL Alignment +FPHCTO DTE Phase C Response Time-outPhase C Receive Data Block Size Phase C Transmit Data Block SizeClass 2 FAX Responses Registers Register Definitions S11 Dtmf Duration and Interdigit Delay S8 Pause Time for Command or Dial ModifierS10 Lost Carrier Delay S6 Wait Before DialingS12 Guard Time S14 Bit-Mapped OptionsS16 Bit-Mapped Option Status Address detector disabled S18 Modem Test TimerS19 AutoSync Protocol Support Mode Hdlc protocol10 &D2 disconnect S21 Bit-Mapped OptionsR0 CTS follows RTS C1 DCD is on after connect01 M1 is selected S22 Bit-Mapped Options10 L2 is selected 111 X4 is selectedS23 Bit-Mapped Options DisabledS26 RTS to CTS Delay Interval T4 is selected000 &Q0, &M0 is selected S30 Inactivity Timer ValueS27 Bit-Mapped Option L0 is selectedS37 Desired DCE Speed N1 enabledJ1enabled S40 Bit-Mapped Option StatusS47 Forced Sleep Timer with Powerdown Mode in Pcmcia EnabledS46 Automatic Sleep Timer 255 = 256 bytes = \A3 S50 FAX/Data Mode SelectionS51 Data/FAX DTE Flow Control Selection S53 Modem Operating Mode \NnS57 V.42bis Dictionary Size see ATN Default = 011 &K3, \Q3 are selected%C1 is selected S62 DTE Rate Status Default = S58 Btlz String Length Default =S59 Bit-Mapped MNP Options Default = S65 Round Trip Delay142 T1 Modem Bank Result Codes Display Format OptionsExtended Message Options ConnectRing Carrier 75/1200 Negotiation Progress MessagesCarrier Carrier 1200/75Compression Class Compression V.42bisProtocol MNP 2 Index 150 T1 Modem Bank