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Optical Systems Design OSD139HS Operator's Manual

High speed asynchronous fiber optic rs232 modem
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OPERATOR MANUAL
OSD139HS
HIGH SPEED ASYNCHRONOUS
FIBER OPTIC RS232 MODEM

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Summary of Contents for Optical Systems Design OSD139HS

  • Page 1 OPERATOR MANUAL OSD139HS HIGH SPEED ASYNCHRONOUS FIBER OPTIC RS232 MODEM...
  • Page 2 OPTICAL SYSTEMS DESIGN DOC ID: 10117202 Page 2 of 16 OSD139HS OPERATOR MANUAL...

  • Page 3: Table Of Contents

    FIGURE 6: OSD139 BLOCK DIAGRAM .................... 11 TABLE 1: PRODUCTS AND OPTIONS ....................5 TABLE 2: TECHNICAL SPECIFICATIONS ..................6 TABLE 3: PIN ASSIGNMENTS FOR DTE AND DCE MODE ............7 DOC ID: 10117202 Page 3 of 16 OSD139HS OPERATOR MANUAL...

  • Page 4: Technical Summary

    DC to 120Kbps. The OSD139HS is only available with a female 25 Pin D connector. The unit is switchable between DTE/DCE mode (ie: Pin 2 or Pin 3 connects to the optical transmit section of the unit). This is selectable by a toggle switch mounted between the optical connectors.

  • Page 5: Typical Configuration

    OPTICAL SYSTEMS DESIGN 1.2 TYPICAL CONFIGURATION Figure 1 below shows a typical set-up for two OSD139HS’s that may be used together. OSD139HS OSD139HS Fiber Optic Cable RS232 RS232 Data Data FIGURE 1: TYPICAL CONFIGURATION 1.3 PRODUCT OPTIONS There are various options available for the OSD139HS as indicated below in Table 1.

  • Page 6: Technical Specifications

    OPTICAL SYSTEMS DESIGN 1.4 TECHNICAL SPECIFICATIONS Table 2 below provides the Technical Specifications for the OSD139HS. TABLE 2: TECHNICAL SPECIFICATIONS SPECIFICATION PERFORMANCE Data Supported RS232 signals (asynchronous) Data Rate DC to 120kbps asynchronous Pulse Distortion <±3µS over full dynamic range –25 to -19dBm peak into multimode fiber (OSD139HS only)

  • Page 7: Pin Assignments

    OPTICAL SYSTEMS DESIGN 1.5 PIN ASSIGNMENTS Table 3 and Figure 2 below identifies the pin assignments of the 25 Pin D connector on the OSD139HS. Shielded cables are recommended for all data wiring. TABLE 3: PIN ASSIGNMENTS FOR DTE AND DCE MODE...

  • Page 8: Installation And Operation

    2. INSTALLATION AND OPERATION 2.1 INTRODUCTION This section outlines the methods required to install and operate the OSD139HS successfully. This information should be studied carefully if damage to the equipment or poor results are to be avoided. This equipment has been fully tested prior to dispatch and is ready for immediate operation. However, it is advisable to check for external transportation damage prior to operation.

  • Page 9: Packaging

    OPTICAL SYSTEMS DESIGN 2.2.2 PACKAGING The case of the OSD139HS is made from metal, and is designed to be placed on a bench or to be mounted directly on the host equipment’s 25 Pin D connector. Figure 3 below, provides the dimensions of the OSD139HS.

  • Page 10: Operation

    OPTICAL SYSTEMS DESIGN The RS232 signals are connected to or from the external equipment as required via the 25 Pin D connector of the OSD139HS. Table 3 identifies the connections for the OSD139HS configured in both the DTE and DCE modes.

  • Page 11: Block Diagram

    OPTICAL SYSTEMS DESIGN 2.3.2 BLOCK DIAGRAM Figure 6 below is a simple block diagram of the OSD139HS. DTE/DCE Switch Case Ground Optical Transmitter Optical Receiver DC-DC Converter FIGURE 6: OSD139HS BLOCK DIAGRAM DOC ID: 10117202 Page 11 of 16 OSD139HS OPERATOR MANUAL...

  • Page 12: Maintenance

    3.2 EXTERNAL INSPECTION Visually check for the following: Ensure that the RS232 signal is connected to the modem correctly and that the distant OSD139HS modem has been terminated correctly to any external equipment. Inspect the optical connectors for any contamination and clean using acetone and a lint free tissue if any contamination is detected.

  • Page 13: Warranty

    For warranty period, please call your local OSD distributor. 4.2 ALL REPAIRS Optical Systems Design reserves the right to repair or replace faulty modules/units. Please obtain a “Return Material Authorisation” number form and number before returning goods. Goods must be returned to Optical Systems Design, Warriewood or its nominated authorised representative, for all repairs in adequate packing material.
  • Page 14 OPTICAL SYSTEMS DESIGN DOC ID: 10117202 Page 14 of 16 OSD139HS OPERATOR MANUAL...
  • Page 15 OPTICAL SYSTEMS DESIGN DOC ID: 10117202 Page 15 of 16 OSD139HS OPERATOR MANUAL...
  • Page 16 OPTIC L Optical Systems Design Pty. Ltd. 7/1 Vuko Pl. Warriewood 2102 P.O. Box 891 Mona Vale SYSTEMS N.S.W. Australia 2103 Telephone: +61 2 9913 8540 Facsimile: +61 2 9913 8735 DESIGN Email: osdsales@osd.com.au Web Site: www.osd.com.au PTY LTD A.B.N. 83 003 020 504...

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