Mass Storage Devices; Flexible Disk Drives; Hard Disk Drives - HP x4000 Technical Reference Manual

Hardware Components

Mass Storage Devices

Mass Storage Devices
You can find HP product numbers and replacement part numbers for
mass storage devices in the x4000 Service Handbook on HP's Web site at
www.hp.com/workstations/support

Flexible Disk Drives

The front-access shelf has a 3.5-inch, 1.44 MB flexible disk drive.

Hard Disk Drives

Table 9-1 lists the 3.5-inch (1-inch high) SCSI hard disk drives that may
be supplied with the HP x4000 Workstation.
Table 9-1 SCSI Hard Disk Drives
Capacity
Interface
External peak transfer
rate
Average seek time
(read)
Internal data rate
(MB/sec)
Number of discs/heads
Buffer size
136
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.
Quantum Quantum
Atlas 10K II Atlas 10K II
SCSI (10 krpm) SCSI (10 krpm)
18.4 GB 36.7 GB
Ultra160 SCSI Ultra160 SCSI
160MB/sec 160MB/sec
4.7 ms 4.7 ms
280 MB/sec min. to 280 MB/sec min. to
478 MB/sec max. 478 MB/sec max.
3/6 5/10
8 MB 8 MB
Chapter 9