Sony PCV-RX490TV Handbuch

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VAIO Digital Studio™ System Reference Manual
114
Optical Drives
PCV-RX462DS/PCV-RX463DS/PCV-RX465DS/PCV-RX470DS/PCV-RX480DS 
Drive
Description
DVD-ROM drive
*
*
The DVD-ROM data transfer standard 1X rate is 1350 KBps. 
CD-RW read
DVD-ROM read
CD-R/CD-ROM read
**
Data on a CD-RW is read at a variable transfer rate, ranging from 13X at the innermost track to 32X at 
the outermost track.  The average data transfer rate is 22.5X (3375 KBps).
Data on a DVD-ROM is read at a variable transfer rate, ranging from 6.6X at the innermost track to 16X 
at the outermost track. The average data transfer rate is 11.3X (15255 KBps).
** Data on a CD-R/CD-ROM is read at a variable transfer rate, ranging from 17.5X at the innermost track to 
40X at the outermost track.  The average data transfer rate is 28.6X (4293 KBps).
32X maximum performance
16X maximum performance
40X maximum performance
CD-RW drive
††
†† The CD-RW/CD-R/CD-ROM data transfer standard 1X rate is 150 KB per second (KBps).
CD-RW read
‡‡
CD-R/CD-RW write
***
CD-R/CD-ROM read
†††
‡‡ Data on a CD-RW is read at a variable transfer rate, ranging from 8X at the innermost track to 20X at the 
outermost track. The average data transfer rate is 14X (2100 KBps).
***Data on a CD-R/CD-RW is written at a constant transfer rate of 2X, 4X, 8X (max. for CD-RW), or 12X, 
depending on the speed you select.
††† Data on a CD-R/CD-ROM is read at a variable transfer rate, ranging from 13X at the innermost track to 
32X at the outermost track. The average data transfer rate is 22.5X (3375 KBps).
20X maximum performance
8X maximum performance
32X maximum performance