NEC Xn120 Getting Started Manual

Also see for XN120 Vision: Advanced features guide User guide User guide User guide User manual

Contents

NEC Xn120 Getting Started Manual Manual pdf 57 page image

GlossaryXn120 Getting Started Guide 57Glossary431A 4 way telephone plug. Also available as a 6 way plug (631A) which can be used in placeof the 431A.CO Central Office. The exchange line connections of the Xn120 are labelled CO1 to CO3.CW1308 A specification for twisted pair cable, typically used for telephone system cabling.Available from 1 to 100’s of pairs.The cable is separated into coloured pairs, each pair is twisted together.Dial Pulse A method of dialing digits by breaking the line a set number times for each digit dialed.This can also be referred to as rotary dialed digits.DTMF Dual Tone Multi Frequency. A method of dialing digits (0 to 9 * and #) by sending a toneeach time a button is pressed.FSK Frequency Shift Keying. A method of sending data by changing the frequency.LCD Liquid Crystal Display.LJU Line Jack Unit used to connect normal telephones. Also referred to as British Telecomstyle socket.Available as a Master or Secondary type. The Master has components fitted to provideringing and lightning protection for the phone. The Secondary does not have thecomponents installed and should be used to provide an additional extension from aMaster LJU.RJ11 Type of plug/socket. There are various sizes and number of connections available. Thesize and number of connections is determined by the two numbers following the type, forexample.RJ11 4/4 way is a 4 pin type with 4 connectionsRJ11 6/4 way is a 6 pin type with 4 connectionsRJ11 6/6 way is a 6 way type with 6 connections

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