430 Series
1.6 CD-ROM Drive
The 430 series internal CD-ROM drive accommodates either 12 cm (4.72-inch) or 8 cm
(3.15-inch) CDs. It provides high-performance, ten-speed play (reads about 1,500KB per
second). This drive supports the following formats:
Audio CD
Photo CD
ISO 9660
CD Plus
The CD-ROM drive is shown in Figure 1-7.
Figure 1-7 CD-ROM drive
The specifications for the CD-ROM drive are listed in Table 1-3.
Table 1-3 CD-ROM drive specifications
Item 1X mode 10X (ave.) mode
Data Capacity (bytes/block)
Mode 1 2,048
Mode 2 2,336
Rotational Speed (rpm) 200 to 530 2,200 to 3,500
Transfer Rate
Sustained Block Transfer (blocks/s) 75 750
Sustained Data Transfer (Kbytes/s)
Mode 1 150 1,200
Mode 2 171 1,710
ATAPI Burst (Mbytes/s) 8.33 (PIO mode 2)
Access Time (ms)
Average Random Access 350 180
Average Random Seek 230 150
Average Full Stroke Access 500 320
Data Buffer Capacity (Kbytes) 128
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