
Hardware Components
Mass Storage Devices
Chapter 9 141
8X Video IDE DVD-ROM Drive
The x4000 Workstation may have a DVD-ROM drive that features
standard audio CD and CD-ROM playback. It can play any standard
audio CD or CD-ROM conforming to optical and mechanical standards as
specified in the Red, Yellow, Green, and Orange Book. The DVD-ROM
drive is DVD video capable, when you install the DVD-video software
(not included with the HP x4000 Workstation).
Description
Data capacity 650 MB
Data transfer rate Sustained transfer rate (1X = 150 KB/sec);
Outerside: 7,200 KB/sec
Burst transfer rate:
PIO mode 4 - 16.6 MB/sec maximum
Single Word DMA Mode 2 - 8.3 MB/sec maximum
Multi Word DMA Mode 2 - 16.6 MB/sec maximum
Buffer memory size 128 KB
Access time Average stroke (1 / 3) 110 ms
Full stroke 180 ms
Rotational speed 2,048 bytes (Mode 1)
2,336 bytes (Mode 2)
Interface ATAPI
Power requirements 5 V, 1.2 A
12 V, 0.8 A
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