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1 Hardware Overview 1.6 DVD-ROM Drive
1.6 DVD-ROM Drive
The DVD-ROM drive accommodates either 12cm (4.72-inch) or 8cm (3.15-inch) DVDs.
This drive plays DVDs at maximum 8-speed and reads CDs at maximum 24-speed.
The DVD-ROM drive is shown in figure 1-7. Specifications for the DVD-ROM drive are
described in table 1-4.
Figure 1-7 DVD-ROM drive
Table 1-4 DVD-ROM drive specifications (1/2)
HITACHI ZA2441P03
Item
DVD-ROM mode CD-ROM mode
ATAPI Burst (Mbytes/s) 33.3 (U-DMA Transfer mode 2)
Access time (ms) (Typ.) 90 (Single Layer)
130 (Dual Layer)
85
Rotation speed (rpm) 4,670 Max 5,100Max
Data Buffer Capacity (Kbytes) 512
Supported Format
DVD-ROM (3.95GB, 4.7GB) (Read)
CD-ROM Mode 1, Mode 2, CD-ROM XA, CD-I Digital
Video, Photo-CD Multisession, CD-Audio, Mixed
mode CD-ROM, CD-EXTRA, CD-TEXT, CD-R, CD-
RW
1-20 TECRA M1 Maintenance Manual (960-436)