Limited Liability

The UDF Reader is offered free of charge by Adaptec, Inc., and there will not 
be any technical support from API. For more information, please write to 
[udfreader@adaptec.com].


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What is UDF?
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UDF (Universal Disk Format) is a new file system, with support for the current 
generation of optical discs such as CD-RW, DVD-ROM and DVD-Video. Standard 
CD-ROMs are usually formatted using a file system called ISO 9660. Windows and 
Mac computer systems can read ISO 9660 CD-ROM and CD-R discs because they have 
built-in ISO 9660 Readers. However, ISO 9660 has certain limitations which make 
it inappropriate for DVD, CD-RW and other new disc formats. UDF is designed to 
address these limitations. Specifically, UDF allows files to be added to a CD-R 
or CD-RW disc incrementally, one file at a time, without significant wasted 
overhead, using a technique called packet writing. Also, UDF allows for the 
random erase of individual files on CD-RW media, freeing up space in the 
process. ISO 9660 can't handle this. 
UDF is also better suited for DVD, because it has better support for 
large-capacity discs. 

UDF, like ISO 9660, allows the same CD to be read on different platforms. 
For example, a file could be written using a PC, then read back on a Macintosh. 
UDF file format is able to maintain Macintosh file attributes (icons, resource 
forks, and file types). ISO 9660 cannot do this. 
 
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What is a UDF Reader?
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A UDF Reader enables MultiRead CD-ROM drives to read UDF formatted CD-R and 
CD-RW media under Windows 95/98/NT4.0. The UDF Reader for Windows is called 
UDF Reader Driver. 

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Installation
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STEP1:Turn on your PC under Windows 95/98 or NT4.0 environment.
STEP2:Switch to the UDF directory.
STEP3:Run "UDFRINST.EXE" and follow the instructions. Reboot the PC after 
      installation.
