Canon fax basic 2000 Manuale Di Servizio

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GLOSSARY

GLOSSARY

AC (Alternating Current)

Current whose direction of flow is inverted

periodically.

Answering machine connection 

mode

This function is for automatically judging

whether the incoming call is a facsimile or

a telephone call when the answerphone is

connected to the facsimile. If the incoming

call is a facsimile, it is received. If it is a

telephone call, it is recorded to the answer-

ing machine.

ASCII code

ASCII stands for American Standard Code

for Information Interchange. ASCII code

expresses a total of 128 characters (alpha-

bet, number, symbol, space, line feed, tab

and computer control codes) using seven

bits. Of all the various codes in the world,

almost all alphabetic characters are created

based upon these ASCII codes.

Bus

A digital transfer path shared by multiple

devices. Connection of these devices on

this bus is called bus connection. For a bus

connection, ICs or other elements are

sometimes connected on the circuit board

or a digital terminal is sometimes con-

nected to an ISDN line.

Capillary phenomenon

The phenomenon where the level of a liquid

in a tube is higher or lower than the level of

the liquid outside the tube when a thin tube

is placed upright in the liquid.

A fountain pen is a familiar example of this

phenomenon.

CODEC (COde/DECode) IC

IC for coding and decoding data

CPU (Central Processing Unit)

Of the three individual functions (I/O unit,

control unit and arithmetic logic unit) com-

bined in the MPU, the CPU combines the

control unit and arithmetic logic unit.

DC (Direct Current)

Current whose direction of flow is constant

in one direction.

A

B 

C

D

Bus

Device

Capillary tube

Liquid