Toshiba TECRA S1 Manual Do Utilizador

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1  Hardware Overview 
1.5  DVD-ROM Drive 
1-14 
TECRA S1  Maintenance Manual 
1.5 CD-ROM 
Drive 
The CD-ROM drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs.  The drive 
provides high-speed data transfer at up to 24x. 
The CD-ROM drive is shown in Figure 1-6 and its specifications are listed in Table 1-3. 
 
 
Figure 1-6  CD-ROM drive 
 
Table 1-3  CD-ROM drive specifications 
Item 
24
× mode (Max.) 
Data transfer rate (Mbytes/s)  
33.3 (U-DMA transfer mode 2)  
Access time (ms) 
Average random access 
Average full stroke access 
 
110 (Typ.) 
240 (Typ.) 
Rotational speed (RPM) 
5,136  
Data buffer size (Kbytes) 
128 
Formats supported 
CD-DA, CD-ROM, CD-R, CD-ROM XA, CD-I 
FMV, Photo CD (Multisession) , VIDEO CD,  
CD Extra (CD Plus), CD-G, CD-RW