HP Vectra VEi 8, Техническое справочное руководство

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2 System Features
Mass Storage Devices
20
CD-ROM and DVD Drives
Some models are equipped with a 32
✕
Max IDE CD-ROM drive. If it
does not come with the PC, it can be purchased as an accessory. This
CD-ROM drive can play standard CD-ROM discs, conforming to optical
and mechanical standards as specified in the Red, Yellow, Green and
Orange Books. The DVD Drive below can be purchased as an accessory.
Refer to
www.hp.com/go/vectraaccessories.
To find out about CD-ROM and DVD drive technology, refer to the
Technical Reference Manual - Vectra Technology .
Features of the CD-
ROM Drive
(D4384A)
•
CD-ROM Mode-1 data disc.
•
CD-ROM Mode-2 data disc.
•
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.
If a disk is still in the drive after power failure or drive failure, the disk
can be reclaimed by inserting a stout wire, such as the end of a
straightened paper-clip, into the small hole at the bottom of the door.
Description
HP product number D4384A
Disc Diameter 120 mm
Storage Capacity 650 Mbytes (Mode-1)
742 Mbytes (Mode-2)
Read Mode Full CAV
1
14X to 32X
1. CAV = Constant Angular Velocity
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 (typical) Average Stroke (1 / 3) 100 ms
Full stroke 140 ms
Buffer Memory Size 128 kbytes
Rotational speed Approx. 7,300 rpm maximum