Talkswitch 48 user manual Glossary 135

Keypad (Telephone)

The push buttons on a telephone.

Key Telephone System

With Key Telephone Systems, access to telephone lines and calling features is controlled internally within each tele- phone unit. Users can gain direct access to telephone lines, etc. by pressing a key (or button) on their telephone.

LED

Light Emitting Diode. An electronic device that lights up when electricity is passed through it. LEDs are used in dis- plays on electronic devices such as com- puters. TalkSwitch has five LEDs on its front panel. They show which telephone is in use, whether data is being trans- ferred to or received from an attached PC, and which Mode setting is in use.

Link button

On most telephones, pressing the Link button has the same effect as pressing the Flash button or depressing and releasing the 'hang up' (switch) hook. However, on some telephones, the function of the Link button is internal to the telephone and pressing it will have no effect on TalkSwitch.

Modem

Acronym for MODulator-DEModulator. A modem is a device or program that converts digital information stored on a Computer into analog signals for transmission over telephone lines and, in reverse, converts analog signals into digital.

Modem (External)

A separate self-contained unit which attaches to your PC via a Serial Port or USB port.

Modem (Internal)

Modems that come as an expansion board that can be inserted into a vacant expansion slot on a PC. These are also called onboard modems.

Modem (voice/fax/data)

A modem which supports a switch to change between voice and data modes. In data mode, the modem acts like a regular modem. In voice mode, the modem acts like a regular telephone. Modems that support a voice/data switch have a built-in loudspeaker and microphone for voice communication.

Modes

A TalkSwitch feature which allows you to store two distinct incoming call handling configurations (Mode 1 and Mode 2).

Monitor (TalkSwitch Monitor)

A feature included with the Software Configuration package. The Monitor provides a graphical representation of telephone traffic as it flows through the TalkSwitch system.

Msec - Millisecond

One thousandth of a second or one thousand microseconds.

Network

A group of two or more computer systems linked together.

PBX

Private Branch Exchange. A PBX is a private telephone network used within an Enterprise. Access to telephone lines and services are controlled by the PBX. A PBX allows many users (extensions) to share a smaller number of telephone lines and have access to additional call handling benefits (call hold, intercom calling, etc.). TalkSwitch is a 'mini' or 'micro' PBX.

Glossary

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