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Positron 751366 Description And Installation
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Positron 751366 Description And Installation

Positron 751366 Description And Installation

Plug-in test card
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Plug-in Test Card, 751366
Description and Installation

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Summary of Contents for Positron 751366

  • Page 1 Plug-in Test Card, 751366 Description and Installation...
  • Page 2 The information contained in this document is the property of Positron Inc. Except as specifically authorized in writing by Positron Inc., the holder of this document: 1) shall keep all information contained herein confidential and shall protect same in whole or in part from the disclosure and dissemination to all third parties, and 2) shall use same for operating and maintenance purposes only.

  • Page 3: Table Of Contents

    Contents The Plug-in Test Card............. 1 Hardware Description .

  • Page 5: The Plug-In Test Card

    Plug-in Test Card The Plug-in Test Card The Plug-in Test Card, model 751366, is a monitoring device designed for use with the Teleline/Fiberline multi-card shelf. It is not intended to be left permanently installed inside the shelf, and so extends two inches beyond the isolation cards to prevent the shelf cover from being closed.
  • Page 6 751366 Plug-in Test Card Figure 1 Model 751366 Component Layout 2" 9-7/16" -24 V dc POSITRON RU GEN GROUND -48 V dc TIP A/1 RING A/1 RING -24 V -48 V 130 V RU GEN STN. GND LEGEND: CAUTION FEED THRU TERMINALS 1.

  • Page 7: Hardware Description

    751366 Plug-in Test Card Hardware Description For the card’s block diagram, refer to Figure 2. Figure 2 Block Diagram STATION SIDE TIP 1 RING 1 TIP A RING A -24 Vdc WINDOW -24 V dc INDICATOR COMPARATOR -48 V dc...
  • Page 8 751366 Plug-in Test Card The following is a description of the elements of the Plug-in Test Card block diagram. Lead Extensions The Plug-in Test Card provides direct Lead Extensions for: • CO side Tip 1, Ring 1, Tip A, Ring A, CT equivalence, and remote ground.
  • Page 9 751366 Plug-in Test Card Card-edge Connections For a listing of the Station side Card-edge Connections, refer to Table 2. For a listing of the CO side card-edge connections, refer to Table 3. Table 2 Card-edge Connections: Station Side Card-edge Contact...

  • Page 10: Technical Specifications

    751366 Plug-in Test Card Technical Specifications For a listing of the card’s electrical specifications, refer to Table 4. For a listing of the card’s physical specifications, refer to Table 5. Table 4 Electrical Specifications (measured at 77°F or 25°C, 50% R.H.)

  • Page 11: Installation

    751366 Plug-in Test Card Installation The Plug-in Test Card plugs into any slot of the Teleline Three, Five or Eight-card Shelf. The card may be installed in any slot when verifying the supply voltage, or in the slot which contains the card in need of troubleshooting due to a problem with the circuit.
  • Page 12 751366 Plug-in Test Card Caution Always isolate yourself from station ground when using this test card for hazardous voltages may appear on the CO side cable pairs and remote ground connection without warning! Note This Test Card provides test access to CO side and Station side cable pairs, and to the shelf powering.
  • Page 13 When moving the card, carry it in an ESD safe container or the antistatic bag, provided with the card. Failure to follow ESD precautions may void the warranty. For further information concerning ESD precautions, contact Positron’s Customer Support department. Warning The “CAUTION” notations on the faceplate of the card must be strictly adhered to.
  • Page 14 Return the defective card to Positron for inspection and repair. If the circuit still does not work, the problem is with the circuit itself. Verify...

  • Page 15: Service And Support

    Arrangements and pricing information regarding field assistance may be obtained by contacting the Technical Customer Support department. Please contact Positron for scheduling at least four weeks prior to the actual requested visit date. Customer Training Positron offers full customer training courses, as requested.
  • Page 16 Positron Inc. offers repair services by which customers can count on timely and quality repairs, regardless of customer location. All warranty repairs are performed at no cost. Positron reserves the right to repair or replace any equipment which has been found to be defective.
  • Page 17 Plug-in Test Card Ordering Information Positron’s Teleline equipment can be ordered by telephone, facsimile, or by mail. All orders should be directed to the Positron Inside Sales department. Ordering by telephone, or facsimile will eliminate any delays arising from postal services.