Flexible Disk Drives; Cd-Rom Drives; Tape Drives - HP Vectra XM5 4 Technical Reference Manual

Cache segment size
Track to track seek time (average)
Full stroke seek time (average)
Average rotational latency
External burst rate (PIO mode)
External burst rate (PIO mode+ IORDY)
External burst rate (DMA)
Sound pressure at 1m (idle)
Sound pressure at 1m (max/random
seek)
Power on to drive-ready (typical)
Power on to drive-ready (worst case)
Spin-down time (typical)
Spin-down time (worst case)

FLEXIBLE DISK DRIVES

A 3.5-inch, 1.44 MB flexible disk drive (D2035B) is supplied on the top front-access shelf of all
models.

CD-ROM DRIVES

A D2896B quadruple-speed (45) IDE CD-ROM drive may be supplied on some later models, if
they are fitted with the D3567B multimedia kit.
(Information on multimedia models was not available at the time of printing. The components
are liable to variation until the time of introduction).

TAPE DRIVES

A C4330CA (1.36 GB) tape drive can be installed in the middle 5.25-inch front access shelf.
A C4320CB (800 MB) tape drive can be installed in the lower 3.5-inch front access shelf. This
drive is the T1000 from CMS. It uses the flexible disk drive I/O controller. It is not customized
for HP Vectras, but has a "Y" shaped flexible disk cable to fit on the 3.5-inch flexible disk
connector. It is necessary to order 5063-7922 or D3566A for the mounting rails for this
accessory.
1.2 GB IDE
80 KB
3.1 ms
19 ms
5.6 ms
6.7 MB/s
16.7 MB/s (mode 4)
16.7 MB/s
32 dBA
35 dBA
10 s
30 s
10 s
20 s
850 MB IDE
32 KB (write cache)
48 KB (read cache)
4.0 ms
23 ms
6.67 ms
11.1 MB/s (mode 3)
13.3
36 dBA
10 s
16 s
5 s