Toshiba T2150 series Maintenance Manual page 11

1.6 CD-ROM Drive
The T2150 series internal CD-ROM drive accommodates either 12 cm (4.72") or 8 cm
(3.15") CDs. It provides high-performance, double-speed play (reads 300KB per second).
This drive supports the following formats:
Audio CD
Photo CD
ISO 9660
The T2150 series CD-ROM drive is shown is figure 1-6. The specifications for the CD-ROM
drive are described in table 1-3.
Data capacity (bytes/block)
Mode 1
Mode 2
Transfer Rate
Sustained Block transfer speed (blocks/s)
Sustained Data transfer speed (kbytes/s)
Mode 1
Mode 2
ATAPI Burst (Mbytes/s)
Access time (ms)
Average Random Access
Average Random Seek
Average Full Stroke Access
Rotation speed (rpm)
Data Buffer Capacity (Kbytes)
T2150 Series
Figure 1-6 CD-ROM
Table 1-3 CD-ROM specifications
Item 1X mode 2X mode
2,048
2,336
75
150
150
171
3.33 (PIO mode 0)
360
250
540
200 to 530 400 to 1,060
128
150
300
300
342
265
210
450
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