Black Box 39004, 39005 manual Setup, Clock Mode Comments

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CHAPTER 4: Setup

Clock Mode Comments:

Internal: The clock is generated by the internal clock generator.

External: The clock is provided by the local equipment.

Remote: The local modem receives the clock via the link from the distant modem. The distant modem must be set to Internal or External.

Figure 4-2. Possible Synchronous Clock Configurations.

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Contents T1 Fiber Optic Line Extender/Simulator FCC Information T1 Fiber Optic Line EXTENDER/SIMULATOR NOM Statement Mains Power General Safety PrecautionsTransport, Installation, and Operation Fiber OpticsTrademarks Trademarks Used in this ManualContents Specifications Description FeaturesIntroduction Typical ApplicationConnectors, Indicators, Controls Connector, Indicator, or ControlSetup Location of Jumpers on the Printed Circuit BoardSetting Description FO/S LED Setup Clock Mode CommentsData Signals Data Signals at Normal ModeData Signals Appendix Fiber Optic Planning Guidelines IntroductionFiber Optic Calculation Example values for calculations below See Figure A-1Figure A-1. Attenuation diagram Operation Diagram Figure A-2. Operation Diagram Figure A-3. Your Application Copyright 2000. Black Box Corporation. All rights reserved