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Comdial FXSDS–04 Installing

Digital station board

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Installing The Digital Station Board
In The FX Digital Communications System
Introducing The Digital Station Boards
The digital station board supports the operation of all Comdial proprietary digital multiline telephones.
Inventorying The Digital Station Boards
There are six models of station boards available for use.
FXSDS–04 supports four multiline and single-line proprietary digital telephones
FXSDS–08 supports eight multiline and single-line proprietary digital telephones
FXSDS–16 supports 16 multiline and single-line proprietary digital telephones
FXLDS–04 supports four multiline, large-display, proprietary digital telephones
FXLDS–08 supports eight multiline, large-display, proprietary digital telephones
FXLDS–16 supports 16 multiline, large-display, proprietary digital telephones
Complying With Underwriters Laboratories Regulations
Per The Underwriters Laboratories regulation 1950, be aware of the following precautions when installing
telephone equipment that is to be directly connected to the telephone company network:
Never install telephone wiring during a lightning storm.
Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations.
Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the
network interface.
Use caution when installing or modifying telephone lines.
Avoid using a telephone (other than a cordless type) during an electrical storm—there may be a remote risk of
electrical shock from lightning.
Do not use the telephone to report a gas leak in the vicinity of the leak.
This manual has been developed by Comdial Corporation (the "Company") and is intended for the use of its customers and service personnel. The information in this manual is subject to change without notice.
While every effort has been made to eliminate errors, the Company disclaims liability for any difficulties arising from the interpretation of the information contained herein.
The information contained herein does not purport to cover all details or variations in equipment nor to provide for every possible contingency to be met in connection with installation, operation, or
maintenance. Should further information be desired, or should particular problems arise which are not covered sufficiently for the purchaser's purposes, contact Comdial, Inside Sales Department,
Charlottesville, Virginia 22906.
Printed in U.S.A.
R
IMI89-267.02
11/98

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Summary of Contents for Comdial FXSDS–04

  • Page 1 Do not use the telephone to report a gas leak in the vicinity of the leak. This manual has been developed by Comdial Corporation (the “Company”) and is intended for the use of its customers and service personnel. The information in this manual is subject to change without notice.
  • Page 2 Circuit boards for the FX system are susceptible to damage caused by electrostatic discharge, and you must keep this fact in mind as you handle the circuit boards. Refer to the Comdial publication IMI01-005, Handling Of Electrostatically Sensitive Components, for general information.
  • Page 3 Installing The Digital Station Board IMI89–267 Creating A Static Safe Work Area When removing circuit boards from an installation location for servicing, always transport them to a static-safe work area in static protection bags. If you do not already have a static-safe work area, you can create one by arranging a work area as detailed in the illustration.
  • Page 4 IMI89–267 Installing The Digital Station Board Removing and Installing Station Boards 1. Normally you should disconnect the AC power cord from the AC outlet and disconnect the optional battery back-up assembly from the power supply; however, when necessary, you can remove or install a digital station board in an operating system.
  • Page 5 Installing The Digital Station Board IMI89–267 screws2.cdr Locating Board Hardware remove.cdr Removing And Installing Circuit Boards Removing and Installing Circuit Boards in the Equipment Cabinet 5...
  • Page 6: Connecting The Stations

    IMI89–267 Installing The Digital Station Board Connecting The Stations Connections between the telephone stations and the common equipment station boards are typically via type 66M-xx connector blocks that are cable connected to 50-pin male connectors on the station boards. The American Wire Gauge (AWG) size of the station wiring determines the maximum distance allowed from the common equipment to the stations.
  • Page 7 Installing The Digital Station Board IMI89–267 Station Board 50-Pin Connector Snap a ferrite block around each station cable. Route the station cable to the station termination (typically a type 66M-xx connector block). Punch down the station wiring on the 66M-xx connector block. Route the house wiring for the stations from the station termination to individual station jacks (typically 625A-4 modular wall jacks).
  • Page 8 IMI89–267 Installing The Digital Station Board Detailing Digital Station Board Connections 25-Pair Connections Station Pair Connections Station Identification Clip Location (note the site Wire Color Pair Pair Identification Wire Color Station Term. position in this column) White-Blue Green Signal Path Blue-White White-Orange Yellow...
  • Page 9 Installing The Digital Station Board IMI89–267 Detailing Station Call Announce Parameters The FX system places no limits (other that the distance constraints stated previously) on telephone placement and arrangement within the system; however, when placing telephones that require call announcing capability, consider the parameters detailed in the call announce matrix table.
  • Page 10 IMI89–267 Installing The Digital Station Board Understanding the FX System Logical Numbering Because there are no dedicated station or line ports in the FX system, the system uses an automatic configuration method to logically number its stations and lines. Automatic configuration occurs after you perform a master clear on the system.
  • Page 11 Installing The Digital Station Board IMI89–267 Testing The Digital Station Installation Making A Resistance Check Measure the resistance at the station connector blocks under the following conditions. • AC power cord disconnected from electrical outlet. • Common equipment connected to station connector blocks. •...
  • Page 12 IMI89–267 Installing The Digital Station Board Charlottesville, Virginia 22901-2829 World Wide Web: http://www.comdial.com/...

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