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7521
7521
Plus / N N/B MAINTENANCE
Plus / N N/B MAINTENANCE
XM-1802B:
Average data transfer rate of 3,600 KB/s
Average random seek time of 100ms
Random access time of 110ms.
Small size (only 12.7(H) x 128(W) x 129(D) mm)
Extremely low weight of 230g
Low average power consumption of 2.4W (maximum only 3.2W).
MATSUSHITA: UJDA520L-SH 4X speed
Fast 170 ms Random Access Time (DVD)
Max. 4X (DVD)/Max. 24X (CD)
Max. 5,408 Kbytes/s (DVD)/Max. 3,600 Kbytes/s (CD) Sustained Transfer Rate.
PIO mode-4 ATAPI Drive (16.7 Mbytes/s)
DMA: Multi word DMA transfer mode-2 (Transfer Rate 16.7 Mbytes/s)
DVD-ROM drive
Ultra DMA mode-2 (Transfer Rate 33.3 Mbytes/s)
MATSUSHITA: UJDA310
WRITE 4X-Speed
READ max 20X-Speed (CD-RW max 14X-Speed)
PIOMODE: 16.6MB/s; Mode 4
DMAMODE: 4.2MB/s; Mode 0
Write: 150KB/s (Normal speed), 300KB/s (2X speed), 600KB/s (4X speed)
Buffer memory: 2MB
Access speed 150ms (Typ.)
CD-R/RW drive
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