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124 / Glossary
Modules (TM) that supports more | Intercom keys: See Intercom | ||
external lines, or Station Modules | button. | ||
(SM) that support more Norstar | K | ||
telephones. | |||
incominglinegroup(ILG): A group |
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Key Service Unit (KSU): Please | |||
of lines used for incoming calls. | see Integrated Communication | ||
Incoming line groups provide | System (ICS). | ||
telephone access to several |
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incoming lines without taking up | L | ||
many line buttons. A line is assigned |
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to be part of an incoming line group | Line Pool: | ||
in Installer programming. |
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Installer password: A | A group of lines used for making | ||
external calls. Line pools provide an | |||
digit password that prevents | |||
efficient way of giving a telephone | |||
unauthorized access to Installer- | |||
access to external lines without | |||
oriented programming. The Installer | |||
taking up many line buttons. A line is | |||
password can be assigned and | |||
assigned to be part of a line pool in | |||
changed in Passwords | |||
an Installer programming session. | |||
programming. | |||
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Integrated Services Digital | M | ||
Network (ISDN): A digital |
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telephone service that allows for a | M7310 telephone: A telephone that | ||
combination voice and data | has a | ||
connection over a single, high- | buttons, 10 programmable memory | ||
speed connection. ISDN service can | buttons with indicators, and 12 dual | ||
operate over the same copper | memory programmable buttons | ||
without indicators. An M7310 can be | |||
telephone service. | equipped with a Busy Lamp Field. | ||
Intercom button: A button that | M7324telephone: A telephone with | ||
provides access to internal lines | |||
used for calls within a Norstar | buttons, and 24 programmable | ||
system and access to external lines | memory buttons with indicators. An | ||
through a line pool or external code. | M7324 telephone can be equipped | ||
A telephone may be assigned zero | with a CAP module. | ||
to eight Intercom buttons. This is | Module: A component of the | ||
done during an Installer | |||
Norstar key system. Includes the | |||
programming session. | |||
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Modular ICS Companion Installer Guide | P0992639 01 |