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Terminology – Aiwa XP-Z3C User Manual

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ENGLISH

29

ENGLISH

ISO 9660

ISO stands for the “International Organization
for Standardization.” ISO 9660 determines
the file structure for the CD-ROMs. This unit
can play MP3 files recorded in the format
compliant with ISO 9660.

Nesting of folders (albums)

To organize data files stored in a PC, you
can store related files in a folder. A folder can
contain other folders as well as files. For
example, folder A can contain folder B, and
folder B can contain folder C; this is called
“nesting of folders.” The maximum depth of
nested folders, allowed by ISO 9660, is 8.

Writing utilities

There are 3 utilities used to record data on a
disc.

1

DAO (Disc At Once) utility

All data to be written must be prepared in
advance and written onto a disc from the
beginning to the end in one operation. No
data can be added to a disc on which data
were already written with DAO utility.

2

TAO (Track At Once) utility

Data are written onto a disc track by
track. Data can be added to a disc on
which data were written with TAO utility.

TERMINOLOGY

3

Packet writing utility

Tracks are divided into smaller pieces
while being recorded, depending on the
size of available spaces on the disc. Data
can be added to a disc on which data
were written with packet writing utility.

This unit can play MP3 discs recorded using
DAO and TAO utilities.

Multisession

A session is a collection of data, covering
from the beginning to the end of recording
made in one operation. With TAO (Track At
Once) utility, data can be recorded with
several operations. A session corresponds
to the data recorded in one operation.

SESSION1 SESSION2 SESSION3