Compaq Deskpro 2000 Series User manual

REFERENCE GUIDE
Compaq Deskpro 2000
Series of Personal Computers

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Notice
The information in this guide is subject to change without notice.
COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR
TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED
HEREIN; NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES
RESULTING FROM THE FURNISHING, PERFORMANCE, OR USE OF
THIS MATERIAL.
This guide contains information protected by copyright. No part of this guide
may be photocopied or reproduced in any form without prior written consent
from Compaq Computer Corporation.
1997 Compaq Computer Corporation.
All rights reserved. Printed in the U.S.A.
Compaq and Deskpro are registered in the U. S. Patent and Trademark Office.
Microsoft, MS-DOS, Windows, Windows NT, and other names of Microsoft
products referenced herein are trademarks or registered trademarks of Microsoft
Corporation.
Intel and Pentium are registered trademarks of Intel Corporation.
MMX is a trademark of Intel Corporation.
The software described in this guide is furnished under a license agreement
or nondisclosure agreement. The software may be used or copied only in
accordance with the terms of the agreement.
Product names mentioned herein may be trademarks and/or registered
trademarks of their respective companies.
Reference Guide
Compaq Deskpro 2000 Series of Personal Computers
Second Edition (September 1997)
Part Number 278019-002
Compaq Computer Corporation

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Reference Guide ix
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preface
USING THIS GUIDE
This Reference Guide includes general information about your
computer, troubleshooting and diagnostics information, and
technical specifications.
Symbols and
Conventions The following format conventions distinguish elements of the
text throughout this guide:
■ Computer models featuring the Intel Pentium processor with
MMX technology will be referred to as Pentium systems.
Computer models featuring the Intel Pentium II processor
will be referred to as Pentium II systems.
■ When keys must be pressed at the same time, the action is
represented by the key names and the plus (+) symbol. For
example, Ctrl+Alt+Delete.
■ The names of files are presented in uppercase italic type as
shown here: FILENAME.
■ The names of commands, folders, or directories are
presented in uppercase type as shown here: COMMAND or
DIRECTORY. Commands that are to be entered at the
system prompt are shown on a separate line.
■ When you are asked to type something without pressing the
Enter key, you are directed to “type” the information.
■ When you need to type information and press the Enter key,
you will be directed to “enter” the information.
■ When you need to make a selection with a mouse, you will
be directed to “select” or “click” the information.

xUsing This Guide
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The following words and symbols mark special messages
throughout this guide:
!WARNING: Text set off in this manner indicates that failure to
follow directions could result in bodily harm or loss of life.
CAUTION: Text set off in this manner indicates that failure to
follow directions could result in damage to equipment or loss of
information.
✎Text set off in this manner presents clarifying information,
specific instructions, commentary, sidelights, or interesting
points of information.
Environmental
Commitment Compaq is committed to making environmentally friendly
products. Your computer was produced in a chlorofluorocarbons
(CFC)-free factory. All plastics used in the product are stamped
with material composition to make recycling more efficient.
Reduce, reuse, and recycle are words to live by at Compaq.

Reference Guide 1-1
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chapter 1
COMPUTER AT A GLANCE
Features ■ Microsoft Windows 95 or Windows NT 4.0 operating
system software
■ Intel Pentium processor with MMX technology running at a
speed of 166 MHz, 200 MHz, or 233 MHz, or Intel Pentium
II processor running at a speed of 233 MHz, 266 MHz, or
300 MHz.
MMX technology is designed to enhance performance in
applications written to take advantage of MMX instructions,
while preserving compatibility with existing software and
operating systems. Additional performance enhancements
are provided for advanced media and communication
applications, such as motion video, combined graphics with
video, image processing, audio synthesis, speech synthesis
and compression, telephony, video conferencing, and 2D
and 3D graphics.
■ Pentium systems: 16- or 32-megabyte (MB) synchronous
dynamic random access memory (SDRAM) standard;
expandable to 384 megabytes of SDRAM installed in dual
inline memory modules (DIMMs)
Pentium II systems: 32-megabyte (MB) synchronous
dynamic random access memory (SDRAM) standard;
expandable to 384 megabytes of SDRAM installed in dual
inline memory modules (DIMMs)
■ Pentium systems: 256- or 512-kilobyte (Kbyte) secondary
(L2) cache module; Pentium models with 256-Kbyte cache
expandable to 512 Kbytes
Pentium II systems: 512-kilobyte (Kbyte) secondary (L2)
cache integrated into the processor module (not expandable)

1-2 Computer at a Glance
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■ Peripheral Components Interconnect (PCI) chipset used for
PCI/ISA, memory, USB ports, and peripheral control
■ Super I/O controller (integrates a serial port, parallel port,
diskette drive interface, real-time clock, CMOS RAM, and
mouse and keyboard controller)
■ PCI and ISA peripheral connectors on the expansion riser
board
■ BIOS in a flash memory device supporting PCI auto-
configuration
■ Desktop chassis includes expansion slots for up to five
expansion boards:
❏ Two dedicated half-length PCI slots
❏ Two dedicated ISA-bus slots (one half-length and one
full-length)
❏ One full-length “combination” slot for either a PCI or
an ISA expansion board
■ Minitower chassis includes expansion slots for up to five
expansion boards:
❏ Two dedicated full-length PCI slots
❏ Two dedicated full-length ISA-bus slots
❏ One full-length “combination” slot for either a PCI or
an ISA expansion board
■ 145-watt (desktop models) or 185-watt (minitower models)
surge-tolerant continuous power supply, switch-selectable
for 115 and 230 VAC operation
■ One RS-232C–compatible 9-pin serial connector
■ One multimode, 25-pin enhanced parallel connector
■ Two Universal Serial Bus (USB) Plug and Play connectors
on all models, for use with USB devices such as a mouse,
keyboard, most joysticks, and other future USB peripherals

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■ Five drive bays on desktop models:
❏ One external 3.5-inch, one-third height diskette drive
bay
❏ One internal 3.5-inch, one-third height drive bay
❏ Two external 5.25-inch half-height bays for optional
CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
❏ One internal 5.25-inch third-height bay for optional
hard drive
■ Five drive bays on minitower models:
❏ One external 3.5-inch, one-third height diskette drive
bay
❏ One internal 3.5-inch, one-third height drive bay
❏ Three external 5.25-inch half-height bays for optional
CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
■ Pentium systems: One 2.1- or 3.2-gigabyte (GB) Enhanced
IDE (EIDE) SMART II hard drive
Pentium II systems: One 2.1- or 3.2-gigabyte (GB) Ultra
ATA SMART II hard drive
All drives feature drive fault prediction.
■ One 1.44-MB, 3.5-inch high-density diskette drive installed
■ Pentium systems: One 16X slot-load IDE CD-ROM drive,
16-bit audio card, and enhanced speaker, installed on select
models
Pentium II systems: One 24X slot-load IDE CD-ROM drive,
16-bit audio card, and enhanced speaker, installed on select
models
■ Pentium systems: S3 Trio64V2/GX enhanced 64-bit
graphics controller installed with 1-MB SGRAM,
expandable to 2 MB
Pentium II systems: Matrox MGA-1064 SG Graphics
Accelerator installed with 2-MB SGRAM, expandable to 4 MB

1-4 Computer at a Glance
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■ Compaq Enhanced Keyboard, featuring Microsoft Windows–
specific keys
■ Mouse
■ Keyboard and mouse connectors on the back panel
■ Internal speaker mounted on system board
■ Security features, including passwords and cable lock
provision
■ Intelligent Manageability features designed to make
Compaq computers easier to inventory, configure, upgrade,
troubleshoot, protect, and maintain
■ Compaq Diagnostics and Configuration utilities, support
software, and device drivers (available in select languages)

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Front Panel
Components
Desktop Front Panel Components
Desktop Front Panel Components
Ref. Component Function
1Diskette Drive Activity Light Turns on when the diskette drive is reading information from
the disk or storing information on the disk.
2Diskette Eject Button Ejects a diskette.
3CD-ROM Headphone Jack Connects a headphone to the CD-ROM drive.
4CD-ROM Headphone
Volume Control Increases and decreases the CD-ROM headphone volume.
5CD-ROM Drive Activity Light Turns on when the CD-ROM drive is reading information
from the compact disc.
6CD-ROM Slot Holds the compact disc.
7CD-ROM Eject Button Ejects the compact disc.
8Power-On Light Turns on when the computer is turned on.
9Hard Drive Activity Light Turns on when the hard drive is reading information from the
disk or storing information on the disk.
-Power Switch Turns the computer on and off.
NOTE: CD-ROM and audio features are available on select models only.
!WARNING: This equipment is designed for connection to a grounded (earthed) outlet. The grounding
type plug is an important safety feature. To avoid the risk of electrical shock or damage to the equipment,
do not disable this feature.

1-6 Computer at a Glance
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Minitower Front Panel Components
Minitower Front Panel Components
Ref. Component Function
1Power Switch Turns the computer on and off.
2Power-On Light Turns on when the computer is turned on.
3Hard Drive Activity Light Turns on when the hard drive is reading information from the
disk or storing information on the disk.
4Diskette Drive Activity Light Turns on when the diskette drive is reading information from
the disk or storing information on the disk.
5CD-ROM Headphone Jack Connects a headphone to the CD-ROM drive.
6CD-ROM Headphone
Volume Control Increases and decreases the CD-ROM headphone volume.
7CD-ROM Drive Activity Light Turns on when the CD-ROM drive is reading information from
the compact disc.
Continued

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Minitower Front Panel Components
Continued
Ref. Component Function
8Diskette Eject Button Ejects a diskette.
9CD-ROM Slot Holds the compact disc.
-CD-ROM Eject Button Opens and closes the CD-ROM tray.
NOTE: CD-ROM and audio features are available on select models only.
!WARNING: This equipment is designed for connection to a grounded (earthed) outlet. The grounding
type plug is an important safety feature. To avoid the risk of electrical shock or damage to the equipment,
do not disable this feature.

1-8 Computer at a Glance
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Rear Panel
Connectors
Desktop Rear Panel Connectors
Desktop Rear Panel Connectors
Ref. Component Function
1Power Cord Connection Connects the computer to an electrical power outlet.
2Microphone Connector Connects a microphone for recording sound and voice.
3Line-In Audio Connector Connects an audio input device.
4Line-Out Audio Connector Connects an external audio output device, such as powered
speakers or a cassette tape recorder.
5Headphone Connector Connects headphones.
6Voltage Select Switch Switches voltage between 115 V (U.S.) and 230 V to match
geographical requirements.
7Serial Connector Connects a serial device, such as a serial printer.
8Parallel Connector Connects a parallel device, such as a parallel printer.
9Keyboard Connector Connects the keyboard.
-Mouse Connector Connects the mouse.
qUniversal Serial Bus
Connector Connects the computer to any peripheral while the computer is operating. Is a fully functional Plug and Play connector.
wMonitor Connector Connects a monitor to an embedded graphics controller.
NOTE: CD-ROM and audio features are available on select models only.

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Minitower Rear Panel Connectors
Minitower Rear Panel Connectors
Ref. Component Function
1Voltage Select Switch Switches voltage between 115 V (U.S.) and 230 V to match
geographical requirements.
2Serial Connector Connects a serial device, such as a serial printer.
3Parallel Connector Connects a parallel device, such as a parallel printer.
4Keyboard Connector Connects the keyboard.
5Mouse Connector Connects the mouse.
6Universal Serial Bus
Connector Connects the computer to any peripheral while the computer is operating. Is a fully functional Plug and Play connector.
7Monitor Connector Connects a monitor to an embedded graphics controller.
8Power Cord Connector Connects the computer to an electrical power outlet.
Continued

1-10 Computer at a Glance
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Minitower Rear Panel Components
Continued
Ref. Component Function
9Microphone Connector Connects a microphone for recording sound and voice.
-Line-In Audio Connector Connects an audio input device.
qLine-Out Audio
Connector Connects an external audio output device, such as powered speakers or a cassette tape recorder.
wHeadphone Connector Connects headphones.
NOTE: CD-ROM and audio features are available on select models only.

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Drive Positions
Desktop Drive Positions
Desktop Drive Positions
Drive Configuration
1Standard 3.5-inch 1.44-MB diskette drive
2One 5.25-inch half-height bay for optional CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
3Primary hard drive bay (3.5-inch, third-height)
4One 5.25-inch half-height bay for optional CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
5Optional hard drive (5.25-inch, third-height)
NOTE: To verify the type, size, and capability of the mass storage devices installed in your computer, run
Compaq Diagnostics for Windows, or run the View System Information (INSPECT) utility available at
computer startup. Refer to Chapter 3, “Using Compaq Software,” for more information..

1-12 Computer at a Glance
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Minitower Drive Positions
Minitower Drive Positions
Drive Configuration
1Primary hard drive bay (3.5-inch, third-height)
2Standard 3.5-inch 1.44-MB diskette drive
3One 5.25-inch half-height bay for optional CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
4One 5.25-inch half-height bay for optional CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
5One 5.25-inch half-height bay for optional CD-ROM drive, LS-120 drive, PD-CD drive, diskette
drive, tape drive, or hard drive
NOTE: To verify the type, size, and capability of the mass storage devices installed in your computer, run
Compaq Diagnostics for Windows, or run the View System Information (INSPECT) utility available at
computer startup. Refer to Chapter 3, “Using Compaq Software,” for more information..

Reference Guide 1-13
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The Compaq
Enhanced Keyboard The Compaq Enhanced keyboard features Windows-specific
keys:
✎Keyboard layout and number of keys may vary by country.
Compaq Enhanced Keyboard Layout
Compaq Enhanced Keyboard Features and Functions
Ref. Key Function
1Esc Function is application-specific. Esc is frequently used as an exit key (for
quitting an application), for moving back one screen, or for canceling a
command.
2Main
Typewriter
Keypad
Similar to a standard typewriter keyboard.
3F1 - F12 Function is application-specific. Refer to the application software
documentation.
4Backspace Deletes characters as it moves the cursor to the left one space at a time.
5Print Scrn Depending on the software in use, prints text and graphics currently
displayed on the screen to a printer.
Continued

1-14 Computer at a Glance
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Compaq Enhanced Keyboard Features and Functions
Continued
Ref. Key Function
6Scroll Lock When the Scroll Lock light is on, it prevents the screen from scrolling in
some spreadsheet applications.
7Pause Temporarily suspends screen scrolling or some operations.
8Num Lock
Light When the Num Lock light is on, the numeric keypad is activated and the arrow keys are deactivated. (The arrow keys to the left of the
keypad perform the same functions as the arrow keys on the keypad.)
9Caps Lock
Light When the Caps Lock light is on, all letters typed are capitalized.
-Scroll Lock
Light When the Scroll Lock light is on, the display will advance a line at a time.
qCtrl Function is application-specific; Ctrl is typically used in combination
with another key or keys.
wWindows Logo
Keys Opens the Windows Start menu. Function is application-specific when used in combination with another key.
eAlt Function is application-specific; Alt is typically used in combination with
another key.
rSpace Bar Moves the cursor forward one space.
tWindows
Application Key Opens a context menu for the software program you are using.
yEditing Keys Insert, delete, Home, End, Page Up, and Page Down. Pressing the key
will perform the stated function.
uArrow Keys Pressing the left or right arrow keys will move the cursor one character
space at a time in the direction shown. Pressing the up or down arrow
key will move the cursor up or down one line at a time.
iNumeric
Keypad These keys act as they do on a calculator style keypad.
q+ e+
yCtrl+Alt+Delete Holding down Ctrl and Alt while pressing Delete allows you to close an
application that is not responding or to restart the computer.