EPABX is an abbreviation that stands for Electronic Private Automatic Branch Exchange. It comes under the category of business phone systems which serve a . circuit of Electronic Private Automatic Telephone Exchange (EPABX) on To study Theory of EPBX Systems. 3. To study Block diagram and Working principle. VoIP PBX is the IP branch exchange suitable for systems with 60– subscribers and for Block diagram of interconnection of the exchange with environment.

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Block diagram of optical mouse? It converts the signalling as well the voice into digital and handovers to the matrix.

It is then sent back to the storage unit. Things like processing of programs stored in the main memory, interpretation of the instructions and issuing of signals for other units of the computer to execute them. This is the process of entering data and programs in to the computer system. A telephone exchange serving a single organization, having a switchboard and associated equipment, usually located on the customer’s premises; provides for switching calls bet … ween any two extensions served by the exchange or between any extension and the national telephone system via a trunk to a central office.

The manner how instructions are executed and the above operations are performed.

Pbx Telephone System Diagram – Wiring Diagram Third Level

WikiAnswers does not support graphic images. Control Unit is responsible for co ordinating various operations using time signal. Block diagram of electronic communication? Again the output is also stored inside the computer for further processing. An EPABX has three main components 1 the analog system and analog to digital converter which is basically the various line cards and 2 the cross connection matrix which connects one call to another and 3 the control of the whole EPABX. The general term “Extension” is used to refer to any end point on the branch.


The call is established and held as long as you keep the receiver off hook. The third part maintains the normal functioning of the EPABX including power supply, configuration, troubleshooting and generation of various reports.

fpabx Wiring Diagram Third Level. All of its essential components and connections are illustrated by graphic symbols arranged to describe operations as clearly as possible but without regard to the physical form of the various items, components or connections. This is the process of producing results from the data for getting useful information. The Central Processing Unit CPU takes data and instructions from the storage unit and makes all sorts of calculations based on the instructions given and the type of data provided.

PBX ( Network Diagram)

Block diagram of CDMA? Data has to be fed into the system before the actual processing starts. Therefore the data is first stored in the storage unit for faster access and processing. It is just like brain that takes all major decisions, makes all sorts of calculations and directs different parts of the computer functions by activating and controlling the operations.

Control Unit CU The next component of computer epagx the Control Unit, which acts like the supervisor seeing that things are done in proper fashion. What is systen of epabx? Similarly the output produced by the diageam after processing must also be kept somewhere inside the computer before being given to you in human readable form. Block diagram of a computer with explanation? The computer system is divided into three separate units for its operation. Data is transferred to ALU from storage unit when required.


It also acts as a switch board operator when several users access the computer simultaneously.

Look for a night course on telephone technology. Electronic Private Automatic Branch Exchange. AM transmitter block diagram? Please see the related link below for an image of the block diagram of the DX2.

EPABX is used for the internally incoming and outgoing of telephonic calls. Hope you got some idea. Thereby it coordinates the activities of computer’s peripheral equipment as they perform eabx input and output.

The storage unit performs the following major functions: Diagfam control unit determines the sequence in which computer programs and instructions are executed. Would you like to merge this question into it? This storage unit or the primary storage of the computer system is designed to do the above functionality.

Block diagram of smartquill? A computer can process data, pictures, sound and graphics.

It takes care of step by step processing of all operations inside the computer. But I will try to explain atleast the basic fundamentals.