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Terms that a Buyer of Business Telephone Systems Should Know

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

NATDDefinitions marked with this symbol are taken from the North American Association of Telecommunications Dealers Standards for the Secondary Market, and reflect the standards held by Main Resource, Inc. The NATD is an international trade association which represents the interests of companies that provide voice and data communications products and services. Membership in the NATD requires strict compliance with NATD's code of ethics, created to assure customer's that the company they are buying from is committed to maintaining the highest level of ethics and responsibility in their business dealings.

Advance Replacement, where offered (Warranty)

NATDService by which equipment covered under the supplier's warranty is replaced in advance of receiving the malfunctioning equipment back from the customer. This service is applicable only when the supplier has the equipment available, and may incur a supplemental charge.

Analog


Short for analogous or "similar to". Refers to telephone transmission and/or switching which is not digital. Great for use with cordless phones, single line phones and the conventional home type telephone.

As Is

NATDEquipment that is bought or sold with no implied warranties. Should expect any condition from inoperative to good. May or may not be complete. Buy at your own risk.

As Is Tested/As Is Working

NATDOne step up from "As Is" condition, but is tested; i.e., product is in working order and is complete, unless otherwise specified. Buyer should test upon receipt. There is no warranty beyond receipt.

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As shipped by manufacturer

NATDThe specific configuration of a particular system as sold and shipped by the original equipment manufacturer.

Auto Attendant

A dvice or a feature of soe PBX's and phone systems that answers a call and lets the caller route their call to a specific extension or group. No human intervention is required.

ACD

Automatic Call Distribution. A specialized phone system used for handling many incoming phone calls and then distributing the calls in a logical pre-programmed pattern. It also keeps records and tracks what it does with great accuracy for future reference.

BLF

Busy lamp field. Shows who is on the phone.

Board

Card, Printed Circuit Board (PCB)

Cabinet

The electrical box that contains the board. Usually called the Key Service Unit (KSU)

Call Forwarding

Feature which allows an incoming call to be sent elsewhere.

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Card

The PCB that plugs into the control unit or cabinet.

Centrex lines

Usually called the Key Service Unit (KSU)Service offered by the local phone company from their local central office. It is basically a single line, like a home phone, with added features. Features included can be call forwarding, intercom, call transfer, toll restrictions and least cost routing. Centrex lines are inexpensive and very reliable.


CO

Central Office. This is the location which houses the switch for a local customer's service.

Common Equipment

NATDAll equipment required for basic initialization of a specific PBX/CBX, KSU or Hybrid system. Depending on OEM, software may or may not be included.

Conferencing

Connecting 3 or more people into one phone conversation whether inside or outside the system. When purchasing a system, it is important to determine how many conferences can be ongoing simultaneously.

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Cord

Refers to the handset cord (the curly cord that goes from the phone to the handset), line cord (the flat cord between the wall jack and the phone). Line cords come in 4, 6, and 8 conductor leads.

CPU

Central Processor Unit. This is where data is manipulated and instructions are processed. Also referred to as the Central Processor Board (CPB).

CRT

Cathode Ray Tube. A terminal or screen used for programming or viewing informations and messages from a computer or phone system.

Cutover

NATDSuccessful completion of installation and placement into service at the customer site.

Data Port

Point of access to a computer that uses trunks or lines for transmitting or receiving data.

Default

To return the system to its basic initial program. Many times this is referred to as "factory" settings.

Deinstallation

NATDThe shutoff and disconnect of machine power and the disassembly of a PBX switch to prepare for its removal from a switch room facility. A properly executed deinstallation will include all necessary parts for the reassembly, operation and maintenance acceptance of the switch and any of its components at the next location.

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Depot Repair Facility

NATDA repair facility to which equipment is shipped "out of house" for repair and return. The user or on-site maintenance personnel may perform the shipping to the Depot Repair Facility.

Designation (Desi) Cards and/or Strips

NATDUsed to mark phone numbers, internal intercom numbers, etc., on telephone sets and on consoles.

Diagnostics

NATDO.E.M. prescribed test procedure whose successful completion is normally required for maintenance acceptance of a switch, cabinet, or peripheral piece of equipment.

Dial Tone

The tone that is heard when accessing an outside line. The same tone you hear from your home phone.

DID

Direct Inward Dial. Dialing a number to reach a specific person or department. That call would only ring at the specified phone(s).

Digital

In displays it is used for the direct readout of digits. In recording or computing it is the use of binary code to represent information.

DISA

Direct Inward System Access. A person can call into the phone system and access its various features without operator assistance. This can include, but is not limited to, making long distance calls or calling another extension on the same system.

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Documented

NATDA quality system patterned and implemented from a commonly recognized and accepted method. Requires documented evidence of operation.

Documented and Registered

NATDThis means that the quality system chosen is recognized and approved by a Registrar, and upon formal verification of documented quality system, a registration certificate is granted. An example of this is ISO 9000.

Done Deal

NATDTerm used between seller and buyer to signify that a sale has been agreed to and an oral contract is now in effect, binding both parties to the agreed-to-sale as if a written contract had been signed. A written contract submitted later that does not conform to the original oral contract is not justification for dissolving the original oral agreement unless both parties agree to the new written contract.

DSS

Direct Station Select. This is a piece of equipment that is usually attached to the operator's phone set. This unit then allows the operator to call or transfer a call to a particular extension with one touch of the button. In most cases this equipment also has lights that show what is happening at each extention (busy, on hold, etc.)

DTMF

Dual Tone Multi Frequency. Tones that are heard when dialing on an outside line or single line phone.

Extension

A unique number that identifies a phone. Extension numbers usually start with 10, 20, 100, 301, 3001. Sometimes referred to as an intercom number.

Factory Refurbished

NATDEquipment that has been returned to the factory, and the factory has replaced plastic, repaired, upgraded boards, or otherwise reconditioned.

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"Flash" or "Hot" Cut

NATDSame as "Cutover" but it is done while existing equipment is in operation and down time is reduced to a minimum.

FlexPath

FlexPath combined direct inward dialing and direct outware dialing, discounted toll options and 800 Service into a single 24-channel 1.544 Mbps circuit for turnk-side connections from a PBX to the public switched network.

Ground Start

A way of signaling on the subscribers trunks how the wires are grounded in order to get dialtone. This is very important to know when ordering your service from your local company. PBXs generally work best on ground start trunks. Single line phones and key systems tend to work best with "loop start" grounding.


Hand Set

NATDThe part of the telephone held in the hand with which to speak and listen.

Handsfree

Talking on the phone without picking up the handset. This is just another word for speakerphone. Some phones have handsfree for intercom calls only and others allow handsfree for both intercom and outside calls.

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Hookswitch

Mechanical or electrical switch used to terminate a call. The handset usually depresses the hookswitch when it is returned to the cradle.


Hybrid Key System

NATDA key system which has some of the attributes of both a key telephone system and a PBX.

Installation

NATDThe physical hook-up and diagnostic testing of a PBX switch, cabinet, or peripheral item prior to a cutover and maintenance acceptance by the maintaining vendor.

Intercom(ICM)

The way inside callers communicate to other people using their phones.

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Interconnect

A company that sells, installs and maintains telephone systems.

Key Service Unit (KSU)

NATDA small cabinet which contains all the switching electronics of a business key telephone system.

Key Service Unit (KSU) (Expansion Cabinet)

NATDTo include: Power Cord, Common Equipment (Circuit packs as configured and shipped by manufacturer), Power Supply, Door/Cover.

Key Set

A telephone having buttons that can be used for call holding, auto-dialing, line pick-up and other features.

KSU

Key Service Unit. The main cabinet that holds all of the switching electronics of a business phone system. This is the link between you at your desk and the CO.

Last Number Redial

Hit button and the phone will redial the last number dialed.

LCD

Liquid crystal display, usually called a display phone. Can be added to some phones when needed.

LCR

Least Cost Routing. Feature that automatically chooses the lowest cost phone line to the destination.

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Like New

NATDExcellent condition. Under normal conditions could pass as new; i.e., not used, but not necessarily in O.E.M. packaging.

Line

This is the electrical path (two wires) between you and the phone company.

Line Cord

The cord that goes form the wall to the phone.

Loop Start

A way of getting dial tone by completing a loop. This is accomplished when you pick up your receiver and the "loop" is then completed.

Maintenance Contract

NATDContract guaranteeing the repair of a PBX switch to support it at operations levels for a predetermined fixed term and fixed price.

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MDF

Main Distribution Frame. The panel where cables from the KSU are terminated.

Message Waiting

A light or characters on the phone's display that indicates that a message needs to be retrieved.

Minimum Services

NATDSome items are not offered by all Secondary Market Vendors. These are the minimum standards and definitions for all Common Industry items offered by any and/or all companies.

Modems

Equipment which converts digital signals to analog signals and vice-versa. Modems are used to send data over the telephone network.

Modular Cord

A cord that has plastic clips on the ends also known as a line cord.

Modular Jack

The outlet a telephone is plugged into. (RJ11)

Mounting Hardware

NATDAny and all hardware necessary to mount a KSU, Telephone Set, etc., on a wall or shelf.

Moves, Changes, Additions

NATDWork performed on a PBX switch or peripheral item after installation, including, but not limited to, Cutover, Deinstallation, Diagnostics, Flash or Hot Cut.

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Music On Hold

Background music or messages heard when someone is put on hold.


New

NATDGenerally defined as being sold by authorized vendor of the O.E.M. carrying the O.E.M. standard warranty.

Non-Documented

NATDA quality system patterned and implemented from a commonly recognized and accepted method. Does not require documented evidence of operation.

O.E.M.

NATDOriginal Equipment Manufacturer.

OHVA

Off Hook Voice Announce. Allows someone to call you if you are on the phone. Depending on your phone this "announcement" may or may not be heard by the person you are on phone with. We recommend you be very careful with this feature.


OPX

Off Premises Extension. This is a telephone located someplace other than the building where the phone system is located. An example would be if you wanted your main office phone number to ring at the office and at home without having your home phone be part of the office phone system.

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Otherwise Specified

NATDAny other parameters outside these definitions and/or NATD Standards at time of sale, contract or "done deal".

Out of Service/Used

NATDEquipment taken from service. Expected to work and be complete.

Packaging

NATDPackaging should be adequate to protect the equipment for shipping by common carrier of choice.

Paging

Upon dialing an appropriate code or pressing a button you may make a paging announcement through loudspeakers installed in your office or through the phones themselves.

PBX

NATDPrivate Branch Exchange. A switch used inside a private business (opposed to one serving the general public). Various manufacturers have different names for these such as: PABX, CBX, EPABX, etc.

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PCB

Printed Circuit Boards

Peripheral Equipment

NATDEquipment not integral to, but working with a telephone system.

Port

The entrance to or exit from a system or network. This could involve the number of available stations or lines that can be installed on a system or an individual card.


Power Supply

NATDThat part of the phone which converts the normal 120 or 240 volts AC power to AC and DC at the various voltages and frequencies as needed by the components and circuits of a system.


Refund Policy

NATDRefunds may be granted at the discretion of the supplier and supplier's policies. Generally ther is a 10% to 20% restocking fee, plus all shipping and handling charges on returns unless previous arrangements have been made.

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Refurbished/Recycled (Cosmetic Only)

NATD Enhancing the cosmetic appearance by using one or more of the following processes:
1. Cleaning the plastic;
2. Buffing the plastic;
3. Painting the plastic;
4. Supplying new plastic;

Release

NATDThe relinquishing of a piece of equipment to a purchaser/user upon fulfillment or anticipated fulfillment of contractual obligations, whether written or oral.

Repaired/Refurbished/Recycled

NATDEquipment is repaired to original working condition, but does not include refurbishment or recycling process except where required to bring equipment ot working condition.

Reset

Unplugging or turning off the power to a device. Some KSU's have a reset switch.

Ring Gen (90 VAC)

A device that produces 90-100 Volts AC. Used to ring a single line device. (Voice Mail, Auto Attendant)

RJ11

The modular jack where phones or devices are plugged in (wall jack).


Single Line

A connection (such as your home phone) that can only access one line.

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S/L port

A port on a card that will run single line phones.

Software

The instructions the CPU uses to perform tasks. Stored on disks or chips (EPROMS).

Speakerphone

Feature which allows the operator to converse with another party either inside the system or outside without picking up the handset.

Stations

The ports or the telephone instruments.

Technical Support

NATDTechnical assistance provided over the telephone or, in certain instance, on site to an Interconnect or End User. There may or may not be a service charge if and when this service is provided.

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Telephone Set/Console

NATDUnless otherwise specified includes: Hand Set, Hand Set Cord, Mounting Cord and Stand, Designation Strips, Power Supply as specified by OEM part number.

Touch Tone

The tones that are generated when dialing out or pressing a number on the dial pad. (DTMF)

Trunk

This is the communication path or channel between the telephone company or switching center and you.

Unused

NATDEquipment never used and still in O.E.M. original packaging with all appropriate documents and user guides. May or may not carry the o.E.M. standard warranty.

Used

NATDSee "Out of Service".

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User Guides

NATDA booklet, brochure or form detailing pertinent user information for a Telephone Set, Console, etc.

Version

When new features are introduced or problems resolved, changing the software.


Voice Mail

A device, usually a computer, that answers calls and allows the caller to leave a message, gives the ability to send interoffice messages to groups, allows employees to retrieve messags from both inside and outside the office and has an auto attendant feature.

Warranty

NATDSpan of time that equipment will be repaired or replaced due to failure. Does not include reimbursement of engineer's fees required for replacement. May not include equipment failure due to abuse or destruction by either intentional or unintentional means.

Work Order

NATDInternal document used by a remarketer specifying:

1. Work to be performed;
2. Machine or item on which work is to be performed;
2. Required completion date;
4. Cost of work; and
5. Customer purchase order and/or other pertinent billing information.

This document is used internally to:

1. Implement required work;
2. Monitor progress; and
3. Issue final billing.


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Product Links:

Refurbished Comdial - Comdial phones, Comdial KSU, Comdial Cards
Refurbished Executone - Executone phones, Executone KSU, Executone Cards
Refurbished Inter-Tel - Inter-Tel phones, Inter-Tel KSU, Inter-Tel Cards, Inter-Tel Headsets
Refurbished Isoetec - Isoetec phones, Isoetec KSU, Isoetec Cards
Refurbished Premier - Premier phones, Premier KSU, Premier Cards
Refurbished Toshiba - Toshiba phones, Toshiba KSU, Toshiba Cards
Refurbished Vodavi - Vodavi phones, Vodavi KSU, Vodavi Cards
New Headsets - Inter-Tel, Plantronics

The registered trademarks of Executone, Isoetec, Inter-Tel, Vodavi, premier, Toshiba, Norstar and Comdial are used for the purpose of identification only. Main Resource, Inc is not affiliated with/or endorsed by these manufacturers. All refurbished items are fully covered by Main Resource's 1 year warranty. Authorized sales of OEM products will be covered by the OEMs expressed warranty.

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