HP Vectra VL400 - Manual (Page 23)

23
2 System Features
Mass Storage Devices
Features of the
CD-ROM Drive
(D9444A)
• CD-ROM Mode-1 data disc.
• CD-ROM Mode-2 data disc (Mode 1 and Mode 2).
• Photo-CD Multisession.
• CD Audio disc.
• Mixed mode CD-ROM disc (data and audio).
• CD-ROM XA, CD-I, CD-Extra, CD-R, CD-RW.
Description
HP product number D9444A
Disc Diameter 120 mm
Data Block Size 2,055 bytes (14X, Mode-1)
4,800 bytes (32X, Mode-2)
Storage Capacity 650 Mbytes (Mode-1)
742 Mbytes (Mode-2)
Sustained Transfer Rate Outerside: 7,200 KB/s (48X)
Burst Transfer Rate PIO mode 4 - 16.6 Mbytes/s maximum
Single Word DMA Mode 2 - 8.3 Mbytes/s maximum
Multi Word DMA Mode 2 - 16.6 Mbytes/s maximum.
Access Time Average Stroke (1 / 3) 110 ms
Full Stroke 180 ms
Buffer Memory Size 128 kbytes
Rotational speed Approx. 11,100 rpm maximum