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Black Box 39005, 39004 1.Data Signals at Normal Mode, 2.Data Signals at Digital Loop Mode

Models: 39005 39004

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T1 FIBER OPTIC LINE EXTENDER/SIMULATOR

5. Data Signals

Local fiber optic modem
in normal mode	Distant fiber optic modem

Figure 5-1. Data Signals at Normal Mode.

Local fiber optic modem
in digital loop mode	Distant fiber optic modem

Figure 5-2. Data Signals at Digital Loop Mode.

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Black Box 39005, 39004 1.Data Signals at Normal Mode, 2.Data Signals at Digital Loop Mode, Local fiber optic modem

Contents

A.M. Monday to midnight Friday 877-877-BBOX T1 Fiber Optic Line Extender/SimulatorMARCH 2000 39004 CUSTOMERRADIO FREQUENCY INTERFERENCE STATEMENTS FCC INFORMATIONFEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADAINSTRUCCIONES DE SEGURIDAD ELECTRICAL SAFETY STATEMENTT1 FIBER OPTIC LINE EXTENDER/SIMULATOR NORMAS OFICIALES MEXICANAS NOMNOM STATEMENT Fiber Optics General Safety PrecautionsTransport, Installation, and Operation Mains PowerTRADEMARKS USED IN THIS MANUAL TRADEMARKST1 FIBER OPTIC LINE EXTENDER/SIMULATOR ContentsCHAPTER 1 Specifications 1. Specifications2.3 Typical Application 2.2 Features2. Introduction 2.1 DescriptionTable 3-1.Connectors, Indicators, and Controls 3. Connectors, Indicators, and ControlsCHAPTER 3 Connectors, Indicators, and Controls Connector, Indicator, or ControlMain board Back panel 4. SetupT1 FIBER OPTIC LINE EXTENDER/SIMULATOR Front panelCHAPTER 4 Setup SettingTable 4-1.Key, Jumper, and Switch Settings DescriptionSetting Table 4-2.Fiber Optic Signal FO/S LEDFO/S LED MeaningClock Mode Comments CHAPTER 4 SetupT1 FIBER OPTIC LINE EXTENDER/SIMULATOR 5. Data SignalsFigure 5-1.Data Signals at Normal Mode Figure 5-2.Data Signals at Digital Loop ModeNetwork Termination CHAPTER 5 Data SignalsSignal Figure 5-4.G.703 ConnectorAppendix Fiber Optic Planning Guidelines A.1 IntroductionT1 FIBER OPTIC LINE EXTENDER/SIMULATOR APPENDIX Fiber Optic Planning Guidelines A.2 Fiber Optic CalculationT1 Fiber Optic Line Extender/Simulator Figure A-1.Attenuation diagramT1 FIBER OPTIC LINE EXTENDER/SIMULATOR T1 Fiber Optic Line Extender/Simulator 2 4APPENDIX Fiber Optic Planning Guidelines A.3 Operation DiagramT1 FIBER OPTIC LINE EXTENDER/SIMULATOR Figure A-2.Operation DiagramAPPENDIX Fiber Optic Planning Guidelines Figure A-3.Your Application

5. Data Signals

Local fiber optic modem

in normal mode

Distant fiber optic modem

Figure 5-1. Data Signals at Normal Mode.

in digital loop mode

Figure 5-2. Data Signals at Digital Loop Mode.