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Chapter 3
Interface Boards and Mass-Storage
Drivers
Mass-Storage Drives
Mass-Storage Drives
The Ultra-wide (16-bit) SCSI controller is described in the section “Ultra-Wide (16-bit)
Small Computer System Interface (SCSI) Controller” in the chapter “System Board.” The
flexible disk controller is described in the section “FDC” in the chapter “System Board.”
Hard Disk Drives
The following table lists the 3.5-inch (1-inch high) hard disk drives (which are subject to
change) that may be supplied (type and quantity depends on model) on internal shelves,
connected to the 16-bit Ultra-wide SCSI controller.
Flexible Disk Drives
A 3.5-inch, 1.44 MB flexible disk drive (D2035-63121) is supplied on the top front-access
shelf of models.
CD Drives
IDE 32X CD-ROM Drive
Some models
1
have a 32X Max IDE CD-ROM drive supplied in a 5.25-inch front-access
shelf ATAPI, supporting ATAPI commands and with audio playback capability. It can play
any standard CD-Audio disks, in addition to CD-ROM disks, conforming to optical and
mechanical standards as specified in the Red and Yellow Book.
Some of the IDE 32X CD-ROM features include:
• Application Disk type (confirmed by Red, Yellow, Green, Orange Book).
• CD-ROM data disk (Mode 1 and Mode 2).
Table 3-8. Hard Disk Drives
9.1 GB UW-SCSI
10k rpm
Manufacturer
Seagate
Product name
Cheetah 9LP
Average seek time
5.4 ms
Revolutions per minute (RPM)
10000
Track to track transfer rate
0.98 ms
Maximum internal transfer rate
14.4 - 21 MB/s
1. Refer to the HP V
ISUALIZE
Personal X-Class Workstation Service Handbook to find out which
Personal Workstations are installed with an IDE 32X CD-ROM.
Summary of Contents for X Class 500/550MHz
Page 6: ...6 Contents ...
Page 8: ...8 Figures ...
Page 15: ...15 1 System Overview ...
Page 66: ...66 Chapter2 System Board Devices on the ISA Bus ...
Page 96: ...96 Chapter3 Interface Boards and Mass Storage Drivers Connectors and Sockets ...
Page 134: ...134 Chapter5 Tests and Error Messages Beep Codes ...
Page 135: ...135 A Regulatory Information and Warranty ...
Page 146: ...146 AppendixA Regulatory Information and Warranty HP Hardware Warranty ...