Black Box 39004 - Manuals - manualsarea.com

Page 4 - NOM STATEMENT

3 NOM STATEMENT 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos,poniendo particular aten...

Page 5 - T1 FIBER OPTIC LINE EXTENDER/SIMULATOR; General Safety Precautions; Fiber Optics

4 T1 FIBER OPTIC LINE EXTENDER/SIMULATOR General Safety Precautions Transport, Installation, and Operation • Avoid excessive vibration and shocks. • Avoid contact with water and dust. • Avoid excessive direct sunlight. • Ensure sufficient cooling. • Prevent loose items from falling into the device. ...

Page 6 - TRADEMARKS

5 TRADEMARKS TRADEMARKS USED IN THIS MANUAL ST ® is a registered trademark of American Telephone and Telegraph Company. Any trademarks mentioned in this manual are acknowledged to be the property ofthe trademark owners.

Page 7 - Contents

6 T1 FIBER OPTIC LINE EXTENDER/SIMULATOR Contents 1. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.1 Description . ...

Page 8 - CHAPTER 1: Specifications

7 CHAPTER 1: Specifications 1. Specifications Maximum Distance— 39004: 3 mi. (4.8 km) @ 16 dB; 39005: 24 mi. (38.6 km) @ 16 dB Speed —1.544 Mbps Interface —DTE: T1, G.703/DS1; Fiber: Dual ST ® multimode or single-mode Connectors —DB15 for DTE, dual ST for fiber Indicators and Buttons —(6) LEDs: TX, ...

Page 10 - Controls

9 CHAPTER 3: Connectors, Indicators, and Controls 3. Connectors, Indicators, and Controls Figure 3-1. Front and Rear Panels. Table 3-1. Connectors, Indicators, and Controls No. Connector, Indicator, or Control 1 TX LED: Transmitting binary 0 via fiber optic 2 G.703 connector 3 FO/S LED: Power/FO Lin...

Page 11 - Figure 4-1. Location of Jumpers on the Printed Circuit Board.

10 T1 FIBER OPTIC LINE EXTENDER/SIMULATOR 4. Setup Figure 4-1. Location of Jumpers on the Printed Circuit Board. Main board Front panel Back panel

Page 13 - Number Setting

12 T1 FIBER OPTIC LINE EXTENDER/SIMULATOR Table 4-1 (continued). Key, Jumper, and Switch Settings Number Setting Description 8 Sample mode for incoming intermediate frequency (I/F) data Data sampled on positive clock edge (std.) Data sampled on negative clock edge 9 Interface Mode NT (Network Termin...

Page 16 - CHAPTER 5: Data Signals; Pin

15 CHAPTER 5: Data Signals Figure 5-3. Data Signals at Remote Loop/Line Loop Mode. Table 5-1. G.703 Pinout (Female) Pin Signal Terminal End Network Termination 2 R A Input Output 4 T A Output Input 9 R B Input Output 11 T B Output Input Figure 5-4. G.703 Connector. Local fiber optic modem switched t...

Page 17 - Appendix: Fiber Optic Planning

16 T1 FIBER OPTIC LINE EXTENDER/SIMULATOR Appendix: Fiber Optic Planning Guidelines A.1 Introduction Designing a fiber optic link means considering two main physical limitations:System attenuation and fiber optic dispersion. Attenuation results when properties of the fiber optic link reduce the inte...

Page 18 - A.2 Fiber Optic Calculation; APPENDIX: Fiber Optic Planning Guidelines

17 A.2 Fiber Optic Calculation S TEP 1: A TTENUATION C ONSIDERATIONS Figure A-1 shows the various elements of the fiber optic link that decrease light intensity. Depending on the real installation, you must subtract a series ofattenuation (att.) values from the raw optic output level of the fiber op...

Page 20 - A.3 Operation Diagram; NOTE

19 APPENDIX: Fiber Optic Planning Guidelines S TEP 2: O VERALL O PERATION C ONSIDERATIONS The operation diagram ( Figure A-2 ) shows one example diagram and one blank diagram to be completed based on real values: 1. Draw horizontal lines at the min. and max. value of the fiber optic pulse width* of ...